Light Bulb Sizes- Different Size of Light Bulbs and Its Usage

Modern lamps have a variety of different shapes and sizes and needless to say, they can become quite confusing. There are usually eight different forms of lamps that can be used at home. Why so many? Modern lamps are used in a variety of different luminaires and each luminaire has its own set of requirements in terms of size, shape and how the lamp projects its light. As a result, selecting the right lamp has become more like finding a needle in a cavern. To help you understand what shapes and sizes you will need, we have created the following guide.

Table of Contents

Comparison between A15,  A17, A19, A21, A23 light bulbs by their dimension.

Shapes 

A15

A17

A19

A20

A21

A23

Dimension

inches

1 7/8

2 1/8

2 3/8

2.5/8

2 5/8

2.7/8

Although A-shaped lamps are similar, the difference is in size. The A19 and A21 lamps are usually blended due to their similar characteristics. Usually, both can be used for the same application, but remember that the A21 is larger and may not fit on table lamps, ceiling fans, etc. as A19. An important feature of the two is that the A21 is naturally capable of maintaining a higher power than the A19, due to its ability to dissipate heat more efficiently.

A-Shape Light Bulb Base Types

It is quite Similar to the shape the base of the lamp may also be different. The prefix "E" is derived from the name "Edison" and the second is the diameter of the base measured in millimeters. Regardless of style, the diameter of a lamp is expressed in millimeters. For example, a lamp with a medium base or E26 measures 26 millimeters (1.02 inches) at its widest point on the base. The following is a list of common basic types presented on A-size lamps.

Code

Base Type

E12

Candelabra

E26

Intermediate

E17

Medium

Gu 24

Twist and Lock

Most A-shaped lamps have a screw base (E12, E17 or E26). The exception is the GU24 base, with a double base that requires a type of twist and lock installation.

Why You Buy A15 LED bulbs

Long life, if used in a suitable environment. Saving future maintenance & cost. Dramatically higher efficiency & lower power usage compared to incandescent lights (up to 80% cheaper to run).Good LEDs can produce 100 lumens of light per watts of electricity.

Halogens are more around 10 to 15 lumens per watt. Lower heat output, conventional incandescent lights waste about 90% of their power on heat output.Here are some of the best A15 smart bulbs available for you to grab.

1. LED Refrigerator Light Bulb

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LED Refrigerator Light Bulb specs.

  • 40W Equivalent 120V
  • Waterproof Bulbs
  • 5 W Daylight
  • E26 Medium Base Freezer Ceiling
Review of LED Refrigerator Lights Bulb

Non heat bulbs for refrigerator:

A waterproof alternative to heat lamps. These cooled lamps emit pure white light rather than ordinary blue and white light. Not only does it brighten your fridge or freezer, it also gives you new experience.

Range of use

These lead refrigeration bulbs, used in countless electrical appliances, work well in the kitchen and bathroom. It is especially suitable for fridges, refrigerators and lamps by the bedside.

Energy saving

These 120 V and 40 W incandescent bulbs have special LED filament bulbs that consume only 5 W and are equivalent to 40 W incandescent bulbs. The incandescent lamp lights up for about 1.5 hours, our incandescent lamp can light up for about 10 hours and therefore is suitable for your electricity bill.

Pros of LED Refrigerator Light Bulb

  • Energy savings.
  • Long lasting.
  • Many smart homes upgrade.

Cons of LED Refrigerator Light Bulb

  • Non dimmable.

2. DiCUNO E17 LED Bulb

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DiCUNO E17 LED Bulb specs

  • Warm White 3000k
  • 40w Equivalent Replacement Incandescent Bulb
  • 6 packs. 
  • Appliance Bulbs, Microwave Oven, Stovetop Light
DiCUNO E17 LED Bulb review

E17 bulbs equal to 40W incandescent bulbs, bright stream 400 lumens, 3000 K warm white. Save 90% on energy bills. High CRI> 85, when you cooked it seems delicious. Please check the size before purchasing.

PC material and high-quality ceramic material show high light diffusion, release heat quickly, and are safe and durable. Avoid electric shock and fire hazards.

Easy installation with no flicker and no DIMMABLE.

Replacement

E17 intermediate base lamps for microwave oven appliances, table lamp, ceiling fan lamp, freezer, etc. Do not install the lamp inside the microwave and check the size before buying.

DiCUNO E17 LED Bulb pros

  • 90% energy savings.
  • Release heat quickly.
  • Easy installation.

DiCUNO E17 LED Bulb cons

  • No DIMMABLE.

3. E17 LED Bulb

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E17 LED Bulb specs

  • 4W Microwave Oven Appliance Light Bulbs
  • 40W Halogen Bulb Equivalent
  • Daylight White 6000K
  • 400LM, Non-Dimmable Corn Bulbs for Over the Counter Range Hood
E17 LED Bulb Review

Efficient usage

LED light uses much less energy (watts) to produce the same light output (lumen). Replace a 40W halogen lamp with a 4W LED, saving 80% on electricity bills. CE and RoHS certified.

Exact light

This E17 lights can show the true color of the product, without glare and harsh colors. Luminous flux 400 lumens, daylight 6000K, providing a natural and natural color.

Compatible appliance

Suitable for all E17 plugs including a chandelier microwave oven, kitchen appliances, desktops, oven lamps, refrigerator lamps, cabinet panels etc. Suitable for home lighting and accessories in any suitable way.

Long lasting

Extensive dispersion at extremely high temperatures. Flying aluminum base and ceramic temperatures are durable and safe which can help cool bulbs faster, so lamps have a longer life. Lifespan is more than 25 hours long, you should not constantly switch on LB lights.

E17 LED Bulb pros

  • Lifespan is 25 hours long
  • Can be used in the kitchen appliance, refrigerator lamps, cabinet panel.
  • Day light 6000k

E17 LED Bulb cons

  • No DIMMABLE.

Here some frequent question about A15 LED Lights

  1. What is a type A15 light bulb?

A15 lamps are slightly smaller than A19 lamps, and typically have an output power of 10 to 40 watts. These lower powers are often used in applications such as household appliances, signboards and decorative lighting. Replacing the A15 LED lamp.

  1. What is the Size of A15 lights?

A15 indicates the glass diameter of a US kitchen appliance or ceiling fan bulb. Diameter The glass diameter of 15 lamps is 15 * 1/8 inches. With the cap E12 was C 7. C7, which refers to the glass diameter of American small bulbs.

  1. Can I use A15 bulb in lamp?

Answer is yes. You can use it A15 , A19, A20, A25. These lamps are well suited for a variety of applications, such as ceiling lights, lamps, cosmetic lights, kitchen lights, kitchen lights, porch lights and more.

  1. Is A15 a standard bulb?

Another common thing about the A15 bulb commonly used for appliances and ceiling fans. The A15 bulb is 15⁄8 in (1 7⁄8 in; 48 mm) in diameter.

  1. What are A15 Bulbs?

A-shaped (“arbitrary”) or conventional lamps are probably all the lamps that we are most familiar with. A15 lamps are slightly smaller than A19 lamps, and usually come with a power rating of 10 to 40 watts. These smaller powers are often used in applications such as appliances, signboards and decorative lighting.

A15 LED Bulb Replacements

A15 LED lamps are now visible.Their main purpose is applications in which A15 lamps are used as home appliances and always in the light of signboards and decorative environments.

In order to Choose your desire A15 LED lights you have keep in mind that Do you know A15 smart lights is compatible with your desire components. although it is compatible with all the refrigerator. You have to make sure that it saves your money and energy.

Advantage of A size LED lights

Lower heat output, conventional incandescent lights waste about 90% of their power on heat output.

Usually reduced with infrared and ultraviolet. This can also mean less fire risk, especially when compared to halogen reflectors 

Usually, faster switching time and less likely to be damaged by on off cycles

Faster warm-up time (especially when compared to fluorescent lights). However, some LED drivers / transformers have a short start time of approximately 1 second 

A direct retrofit solution is now available for almost all types of light fixtures

They are usually more rugged. There is normally no glass to break and no filament to damage via vibration.

it's more eco-friendly. It can last for a long time, not causing any CO2 buildup, and usually no toxic substances, such as mercury vapor in the CFL. 

Some LEDs can be setup to dynamically change color, but this is not the norm for residential lighting.

Some of them are cold enough to be installed during roof insulation, so there is less heat loss from breaking the insulation layer.

Disadvantage of A size LED lights

High powered LED downlights can be taller than halogen lights, which can be a problem if roof space is limited

May fail prematurely in high temperature conditions

The quality / color of the light is not always as good as incandescent or halogen lamps, but it does improve. Light quality is measured using the CRI value. Here is a list of high CRI LEDs 

Lighting effects and color quality may decrease throughout the lamp's lifespan. (But other bulbs may also experience this problem 

he need for heat exclusion means that some LEDs do not like to be installed laterally because the grooves in the sink do not work efficiently.

 newer and more complex product than incandescent light; Obtaining precise specifications and tips can be difficult. Performance depends on good engineering, not chip overload, good thermal resistance and a stable power supply 

Power supplies are not standardized on LED kits. Therefore, in the event of a malfunction, the globe and the power supply must be replaced. 

Some problems have been reported with LED lights that cause radio interference. However, well-designed lights should not have this problem. 

Some problems have been reported regarding the flashing LED lights. There are many reasons for this. Dimmer mismatch, transformer mismatch and ripple signals sent to control maximum electrical current. In addition, many LEDs flash at high frequencies by design. However, there is no reason for a well-designed LED light to flash.

A19 LED Lamps

A19 is a standard cone-shaped lamp, which many of us are familiar with. Usually, A19 LED lamps are used in a variety of luminaires in homes and offices.

The letter "A" means "Arbitrary" and "19" indicates the diameter of the lamp itself - which is measured in centimeters.

A19 LED lamps are an excellent choice to replace standard incandescent or compact fluorescent (CFL) lamps due to their lifetime and energy efficiency.

Benefits of A19 LED Light Bulbs

  • LED light bulbs typically last 10 times longer than standard incandescent bulbs
  • LED light bulbs produce little to no heat
  • LED lamps are about 85% more energy efficient than standard incandescent lamps

1. LVWIT A19 LED Light Bulb

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LVWIT A19 LED Light Bulb specs

  • 8.5W(60W Equivalent)
  • 5000K Daylight
  • 800 Lumens
  • E26 Screw Base
  • UL-Listed Pack of 6
  • Non-dimmable
LVWIT A19 LED Light Bulb reviews

It guaranties about 25,000 hours of life along with 3-year warranty, which reduces the cost and difficulty of frequent lamp replacement.

This A19 LED lamp is an excellent choice for table and floor lamps, bedrooms, living rooms, dining rooms, kitchens etc.

Standard type A19 with middle lettering base (E26). It is installed directly on all medium-mounted base equipment.

Pros of LVWIT A19 LED Light Bulb

  • Energy saving
  • Easy installation
  • 3 years warranty
  • Reduce difficulty in lamp replacements

Cons of LVWIT A19 LED Light Bulb

  • No support of DIMMABLE.

2.Great Eagle A19 LED Light Bulb

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Great Eagle A19 LED Light Bulb specs

  • 9W (60W Equivalent).
  • 2700K (Warm White).
  • 800 Lumens,
  • Standard Replacement (4 Pack)
Great Eagle A19 LED Light Bulb reviews

Saving energy

Energy efficient 9-watt LED lights replace your 60 watt bulbs for instant storage! Last treatment - 25,000 hours or over 22 years. The light bulb cannot be replaced. Saving will be up to 70%.

Direct replacement

LED bulbs to replace incandescent, halogen and CFL lamps. 9W LED bulb replaces 60W bulb. 2700K warm white color

Ul listed

This product has been tested and specified by Underwriter Laboratories, which means it meets the strict national recognized safety requirements. GUARANTEED for 3 years. The American seller is accessible. UU. With a fast response time

Appliance

General purpose LED lamps for table lamps, floor lamps, desk lamps, recessed housings, cans, reconditioning, ceiling fan, dressing table, bathroom, living room, kitchen, rail and anywhere in the house or commercial use.

Pros of Great Eagle A19 LED Light Bulb

  • Save 70% energy cost
  • UL listed
  • Replace incandescent.
  • Easy installation.

Cons of Great Eagle A19 LED Light Bulb

  • No DIMMABLE.

3. TCP LA927KND6 LED Light Bulbs

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TCP LA927KND6 LED Light Bulbs specs

  • 60-Watt Equivalent
  • Energy Efficient (9W)
  • E26 medium base
  • 6 pack with Soft White.
  • Non-Dimmable A19 Shape along with 6 Lamps.
TCP LA927KND6 LED Light Bulbs review

Energy saving

If you buy 9-watt LED bulbs with TCP energy efficiency to replace your 60-watt bulbs and see instant savings! You will save up to 85% of your energy bills.

Great bulb versatility

These soft white LEDs (2700K) provide warm and ambient lighting. Ideal for use in table and floor lamps, living rooms, kitchens, bedrooms, bathrooms and halls or ceiling luminaires.

Quick and easy installation

These are standard A19-shaped bulbs with a medium E26 screw base. Simply install this directly on medium screw base lamps.

Long term use

It is rated for 20,000 hours based on 3 hours per day. High quality TCP LED lamps last longer!

Pros of TCP LA927KND6 LED Light Bulbs

  • Save about 85% energy
  • Easy installation
  • Long lasting about 18 years.

Cons of TCP LA927KND6 LED Light Bulbs

  • No support of DIMMABLE.

Some frequent question asked about A19 led lights

  1. Is a19 a standard bulb?

A19 LED lights. ... The standard shape of the lamp is so ubiquitous that it is probably the first way you think when someone says "lamp". A19 lamps usually come in outputs ranging from 20 watts to 100 watts in their glowing shapes.

  1. How bright are a19 bulbs?

For a bigger dimension to your lighting control, the hot dimmed A19 LED bulbs change the color temperature of the light as they dim. At full brightness, for example, a hot LED of 2700 Kelvin will emit a light of 800 Lumens, slightly yellow but bright.

  1. Will a21 fit a19?

Yes, because the A19 lamps are smaller in all sizes than the A21 lamps, they depend entirely on buildings and lamps for the A21 lamps. Since they use the same base E26, the A19 lamps fit perfectly in the hole.

  1. What is an a19 socket?

The most commonly used type of lamp in the A-series is the A19 lamp, which at the widest point is 2 3⁄8 inch (60 mm) wide and is approximately 110 mm long. This is the classic way that most people are used to buying a "light bulb."

  1. Is e26 the same as a19?

Yes you can. In the U.S. A19 lamps must always have type E26 bases. This is based on the ANSI standards that apply to light bulb manufacturers in the United States. That said, all A19 lamps have E26 bases, so all A19 lamps are the same as E26 lamps.

  1. A19 incandescent light bulb

The term A19 is used to describe the shape and general dimensions of a bulb. It has been used since the incandescent era, and now CFL and LED bulbs use the same term. The name A19 consists of two parts: the first letter and the two-digit number.

  1. A19 light bulb base

The term A19 is used to describe the shape and general dimensions of a lamp. It has been used since the age of light bulbs and now CFL and LED bulbs continue to use the same term. An A19 lamp therefore has a diameter of 19 divided by 8 inches, or approximately 2.4 inches.

  1. a19 bulb vs e26

A19 refers to the shape and size of the lamp itself. "A" means random, just the name of the shape that most of us are familiar with. "19" refers to the size, in this case 19/8 "(or 2 3/8") wide. E26 refers to the type and size of the base, the part that enters the lamp holder.

A17 Bulb

The easiest diameter to find for the A15 bulb is 1-7 / 8``. In this way, you can see that the A17 is a bulb with a diameter of 2-1 / 8``, the A19 is a bulb with a diameter of 2-3 / 8 ''. The G70 is a G bulb with a diameter of 70 mm. G80 is a G glass with a diameter of 80 mm. Here are some A17 lights.

1. Miracle LED 604880 Rough Service Light

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Miracle LED 604880 Rough Service Light specs

  • 4-Pack Replacing Old.
  • Hot 40W Incandescent Bulbs
  • Cool white
Miracle LED 604880 Rough Service Light reviews

It contains almost all free energy technology including more brightness, lifespan and efficiency for the buck.These LEDs replace 99% of all small household incandescent bulbs, including fans, garages, seasonal porches, all common American fixtures. Another cool feature of this LED Lights is there is no existence of virtual heat.

One of the main features this LED Lights is that it offers Multi-pack savings over other bulbs.

Pros of Miracle LED 604880 Rough Service Light

  • Easy to install
  • Save energy.
  • No virtual heat.
  • Multi pack savings.

Cons of Miracle LED 604880 Rough Service Light

  • Little bit costly.

2. Miracle LED 604884 A17 LED lights

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Miracle LED 604884 A17 LED lights specs

  • 4W LED Replace
  • 50W Amazing 180-Degree
  • Wide Angle Flood
  • 4 packs
Miracle LED 604884 A17 LED lights reviews

This led lights has many appliances such as it looks great for small lamps, refrigerators, accent lamps - especially accessories!

One of the main features of A17 led lights is that it lasts up to 25 times longer than incandescent bulbs available in the market. It comes with 3000 kelvins.

If you want full energy saving this led lights can fulfill your desire. It is almost free up to 4 watts. It also offers multipackage savings over other bulbs.

Pros of Miracle LED 604884 A17 LED lights

  • Multipackage energy saving
  • Easy to install
  • Amazing design 
  • Almost free energy
  • Reflexive fixtures.

Cons of Miracle LED 604884 A17 LED lights

  • Price will an issue.

3. Anyray LED Filament A17

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Anyray LED Filament A17 specs

  • 40-Watts Equivalent
  • Soft White Clear Glass
  • Dimmable Light Bulb E26 compatibility
  • Clear Lens
Anyray LED Filament A17 review

You can use this Anyray LED Filament A17 lights in home store office school many so many other appliances.

It also offers energy saving use. It saves both money and energy. According to the report it saves about .40$ per year.

The unique of this LED light is that it is Long life duration is about 30,000 Hours and it also Works with Voltage: 120Volt 130Volts.

Pros of Anyray LED Filament A17

  • Long life duration
  • Energy savings
  • Easy installation.
  • Clear Lens

Cons of Any ray LED Filament A17

  • Less attractive.

Some frequent question asked about A17 lED lights

  1. a17 light bulb dimensions?

It is easy to get the diameter of lamp A15 to 1-7 / 8 ''. In this way you can discover that A17 is a lamp A with a diameter of 2-1 / 8 '', A19 is a lamp A with a diameter of 2-3 / 8 ''.

A20 Lights Bulb

1. Govee LED Dusk to Dawn Lights Bulb

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Govee LED Dusk to Dawn Lights Bulb specs

  • 13.5W Sensor Light Bulbs with Photocell
  • 100W Equivalent Automatic Indoor-Outdoor Lighting Lamp
  •  Brightness is 1200lumen along with 6000K
  • E26 and E27 compatible.
Review of  Govee LED Dusk to Dawn Lights Bulb

Auto on /off

 There is a built-in light sensor that automatically light up at dusk and turn off at dawn, determining the light intensity. Disable> 45 lux, enable <15 lux. Never waste time physically turning the lights on or off.

Energy saving

 you can generally replace the traditional 100 W bulb with a 13.5 W LED bulb. Ensure sufficient brightness and save 80% of energy., if you use effectively then it will help you to reduce your energy costs.

Long term use

The bulb provides 30,000 hours of life, made of a plastic mask according to the unique cooling requirements of the LED chip. It can solve the problem with frequent replacement of incandescent lamps. No glare, no flicker. One-year warranty.

Appliance

Standard A20 medium incandescent LED bulbs E26 / E27 are suitable for industrial, commercial and household applications. They are often used in the porches, corridors, garages, patios, warehouses, stairs, corners, ceilings, exterior.

Pros of A20 Govee LED Dusk to Dawn Lights Bulb

  • Built in a light sensor
  • Long term use
  • Energy saving
  • Has many appliance

Cons of A20 Govee LED Dusk to Dawn Lights Bulb

  • The temperature varies from –20 to +40.

2. Color Changing Light Bulb

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Color Changing Light Bulb specs

  • 10W RGB Color LED Light Bulbs
  • IR Remote Control
  • Night Light Bulbs Mood Light Bulb for Home Décor
  • E26 compatible
Color Changing Light Bulb reviews

120-color LED lamp and white daylight. You can do DIY with your favorite color according to your mood and create a romantic atmosphere in every corner. You can also use it for general lighting with (equivalent to 75W incandescent lamp).

Night Light Mode and Illumination Mode

This color-changing LED lamp has several functions. You do not need to adjust the brightness every time. Just press a button for night light mode or general lighting mode

Timing function

Cycle time (24 hours) is a great time option. We can install these lamps in outdoor conditions, such as porch, backyard, balcony, gazebo, patio, garden, etc., and set the cycle time (24 hours). Then the light turns on and off automatically every day, which changes our life and makes life more convenient

innovative synchronization

Synchronization is a revolutionary innovation, it is ideal for environments that use several light bulbs, such as headlights, headlights, chandeliers, etc. When using modes (flash, smoothness, do-it-yourself), the color of the lamp can be permanent. Note: The remote control can control all the lights.

Pros of Color Changing Light Bulb

  • innovative synchronization
  • Timing function is excellent.
  • Energy savings 
  • Built in the sensor.

Cons of Color Changing Light Bulb

  • Care full with changing color.

3. 30W LED Bulb

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30W LED Bulb specs

  • 200-250W Halogen Bulb Equivalent
  • LED Corn Light Bulbs Daylight 5000K
  • E26 Medium Base Bulb
  • 4050 Lumens
  •  Appliance for home Garage Warehouse Workshop Lighting
30W LED Bulb reviews

Replace DIMMABLE

Like the midday sun, an instantaneous luminous uniform light that reached every corner. This makes the job in the garage a lot nicer. These are the brightest bulbs, ideal for a garage or basement.

Saving

Corn LEDs with a power of 30 W can replace a light bulb with a regular halogen lamp with a power of 200 W-250 W. Save up to 90% on energy bills. Standard base E26 medium

Application

Universal voltage 85-265V, suitable for most commercial and household applications. It is ideal for garage, car entrance, warehouse, barn, patio, patio, garden, hospital, supermarket, hotel, workshop etc.

Reliability

The long life of 50,000 hours will reduce the lamp replacement frequency. No glare and flashing. Does not require heating time, the light bulb comes on immediately. 3-year warranty.

Pros of 30W LED Bulb

  • Energy saving
  • Reliable for a long time 
  • Easy installation
  • Many appliances.

Cons 30W LED Bulb

  • Little bit of costly.

Frequently Asked question of A20

  1. Does the bulb shape the matter?

The letter indicates the shape of the base, while the number indicates the size. Always check your lighting unit before purchasing light bulbs. ... These are the basics of light bulbs. Sizes and shapes are important, so consider before buying a new light bulb.

  1. How do I know what size light bulb I need?

To determine the size of an incandescent bulb, use the displayed full-size scale (calibrated in eighths). Place the bulb's edge to be identified at the upper end of the shell and measure the approximate diameter by reading the measurement on the opposite edge of the lamp.

  1. What is an st19 light bulb?

GE's 60-watt vintage ST19 LED light bulb in vintage style combines the retro look of light bulbs with antique spiral wires with the benefits of LED. The classic light bulb "Edison" gives a dimmable glow, candlelight and gold colored glass reproduces the vintage. style lamp.

A21 LED Light Bulbs

By definition, an A21 bulb has a diameter of about 2.6 inches. In countries that use the metric system, the A21 bulbs are also referred to as the A67 bulbs, where 67 refers to the diameter in millimeters. The length of an A21 bulb is usually 105-140 mm (4.1 - 5.4 inches) long, slightly longer than the A19 bulbs.

1. A21 LED Light Bulb

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A21 LED Light Bulb specs

  • 1600 Lumens
  • 100-Watt Equivalent
  • 5000K Daylight
  • E26 LED Bulb with UL-Listed
  • 3 Years Warranty along with 4 Pack
A21 LED Light Bulb reviews

Energy savings

After purchasing you will able to save 85% of your energy right away! Replace 100 watts corresponding light bulb! LED bulbs use only 15 watts.

ENERGY STAR & UL LISTED

The Energy Star list enables support for state and national compensation programs. UL listed can prevent electric shock and fire risk!

Excellent light pattern

One of the cool features of this light bulb is Omni directional provides light distribution, such as a light bulb, perfect for living and commercial lighting.

Reliability

With a fantastic duration of 15,000 hours, or 13 years with 3 hours / day for use, you no longer need to replace light bulbs!

Warranty

A 3-year unlimited warranty is offered and we will contact you within 24 hours. Compensation or refund will be provided as per your requirement.

Pros of A21 LED lights

  • Energy listed
  • Easy installation
  • Excellent light pattern
  • Great reliability

Cons of A21 LED lights

  • No DIMMABLE.

2. Great Eagle LED 23W Light Bulb

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Great Eagle LED 23W Light Bulb specs

  • Replaces 150W – 200W
  • A21 Size along with 2605 Lumens
  • Dimmable
  • 2700K Warm White
  • UL Listed (2-Pack)
Great Eagle LED 23W Light Bulb review

Energy saving

If you purchase this magic you will get yourself a huge 88% ENERGY SECURITY! LED 23-watt bulb replaces 150-200-watt bulbs and halogen. LED light bulbs.

Brightness 

SUPER BRIGHT 2605 lumen with a 220-degree beam angle for minimal shading and clarity. Ideal for reading and other activities that require visual acuity. Adjustable for your comfort.

Installation and reliability

Turn on the switch for direct bright light, without heating. Estimated for 25,000 hours vs light bulbs that last only 750 hours. The last bulb you'll need.

Health

INSURANCE Lead-free or mercury. RoHS. Without UV rays, which means they are safe to use to provide illumination to your valuable paintings, fabrics and rugs.

Pros of Great Eagle LED 23W Light Bulb

  • Dimmable 
  • Huge energy saving.
  • Easy installation
  • No harm for health
  • Exclusive brightness.

Cons of Great Eagle LED 23W Light Bulb

  • Little bit of costly.

3. Smart LED RGB Light Bulb

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Smart LED RGB Light Bulb specs

  • Aycock 10W A21 E26 Soft White
  • 2700K with Multicolor
  • 900 Lumens along with 85W Equivalent replacement.
  • Compatible with Amazon Alexa and Google Assistant
  • No Hub Required along with 4 Pack.
Smart LED RGB Light Bulb review

Compatible with Voice Control

Smart lights work with Alexa, Google and Assistant Home IFTTT. You can check the bulb clever by your voice and you only need to give voice to the on / off or hand / rectify the lamp you (for example, 'Alexa, set to the blue bedroom.

Remote control.

Turning on / off Alexa, Google Home and IFTTT turned on Petem’s smart bulb, whether you’re at home or away, you just need to download the Smart Life app. You can create a group for all your Peteme smart bulbs and manage them with one team. It works with 2.4 GHz Wi-Fi network. Using the Home Away application, you can turn on and off the lights in the schedule.

Multi-color –RGB

Aycock RGB warm multicolored smart lamp Create your favorite lighting effects with 16 million colors, and the brightness of each color can be reduced.

Appliance

You can set different lighting modes in smart life to suit several occasions, including kitchen, living room, bedroom. Smart bulb can also be used for table lamp, cafeteria, bar, party, etc., Sunlight, timer, sunrise, sunset, dimming, MIC function, DIY mode, scene mode.

Pros of Smart LED RGB Light Bulb

  • Wide appliance 
  • Work with the Alexa, google home assistant
  • Remote control
  • Multi-color.

Cons of Smart LED RGB Light Bulb

  • Little bit of costly.

Some frequent question about A21 smart lights.

  1. Is a19 the same as a21?

This is because lamp names such as A19 and A21 describe their shape using the letter code (A) and their diameters in eighths of an inch. A typical A19 has a diameter of 2,375 inches (19/8 = 2,375) and a height of 4.13 inches, and a diameter of A21 is 2,625 inches (21/8 = 2,625) and a height of about 5 inches.

  1. Is a21 a standard bulb?

An important detail that you need to know about the lamp is that it is “A21”, which refers to the shape and size. The standard household lamp is A19 with a diameter of 2,375 inches, and A21 - 2,625 inches. It may not matter most of the time, but in some games.

  1. what is the difference between an a19 and a21 light bulb?

The A19 has a diameter of 2375 inches and a height of 4.13 inches. A21, on the other hand, measures over 2.6225 inches in diameter and 5 inches in height. Although the size may be the main and most obvious difference between the two lamps, they also have a difference in power.

  1. Are a19 and a21 bulbs interchangeable?

The A19 has a diameter of 2375 inches and a height of 4.13 inches. A21, on the other hand, measures over 2.6225 inches in diameter and 5 inches in height. Although the size may be the main and most obvious difference between the two lamps, they also have a difference in power.

  1. A21 vs A19

This is because lamp names like A19 and A21 actually describe their shape using the letter code (A) and their diameters in eighths of an inch. A typical A19 has a diameter of 2,375 inches (19/8 = 2,375) and a height of 4.13 inches, and a diameter of A21 is 2,625 inches (21/8 = 2,625) and a height of about 5 inches.

  1. a21 bulb vs e26

A21 and E26 are different things, but in this case you will find that all A21 lamps use E26 sockets. Keep in mind, however, that the opposite is not true: not all E26 lamps will be in the form of A21. Some E26 lamps have a completely different shape from the standard A21 or type A.

  1. a21 bulb in a a19 socket

The A19 has a diameter of 2375 inches and a height of 4.13 inches. A21, on the other hand, measures over 2.6225 inches in diameter and 5 inches in height. Although the size may be the main and most obvious difference between the two lamps, they also have a difference in power.

A23 Light Bulbs

Much of the progress in recent years has focused on developing and improving the A19 LED. The opportunity is huge, with over 6 billion lamps available worldwide. The A23 LEDs are now commonly used for higher power replacements and are found in watts that typically range from 100 to 150 watts equally. The larger size of the A23 allows more surface heating and, as such, is a popular choice for manufacturers who want to build these larger power substitutes.

Here are some of the A23 size bulbs available in the market.

1. Westinghouse Lighting 1 Westinghouse 5160000

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Westinghouse Lighting 1 Westinghouse 5160000 specs

  • 29-Watt (200-Watt Equivalent)
  • A23 Bright White Energy Star Medium Base
  • Soft and white in color.
  • Stylish design.
Westinghouse Lighting 1 Westinghouse 5160000 review

The design of the Omni A23 LED lamp allows light to shine in all directions, which is an attractive solution for commercial applications where high light output is required and the lamp is visible.

If you purchase this item then you will able to save energy. The ENERGI STAR LED replaces the 200-watt bulb and uses only 29 watts of power, saving up to 86%.

Medium base, bright white light 3000K, wet classification, approved for use with closed parts, 3050 lumens, irreparable. along with stylish design.

It quickly ignites full brightness and lasts 25,000 appointments. in unusual hours, years longer than ordinary lighting bulbs.

Pros Westinghouse Lighting 1 Westinghouse 5160000

  • Easy installation
  • Energy saving 
  • Bright lite 
  • Stylish design

Cons of Westinghouse Lighting 1 Westinghouse 5160000

  • Non dimmable.

2. Westinghouse Lighting 5171000

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Westinghouse Lighting 5171000 specs

  • 29-Watt (200-Watt Equivalent)
  • Omni A23 Daylight
  • Daylight Energy Star Medium Base LED Light Bulbs
  • Soft White
Westinghouse Lighting 5171000 reviews

The design of the Omni A23 LED lamp allows light to shine in all directions, which is an attractive solution for commercial applications where high light output is required and the lamp is visible.

If you purchase this item then you will able to save energy. The ENERGI STAR LED replaces the 200-watt bulb and uses only 29 watts of power, saving up to 86%.

Medium base, bright white light 3000K, wet classification, approved for use with closed parts, 3050 lumens, irreparable. along with stylish design.

It quickly ignites full brightness and lasts 25,000 appointments. in unusual hours, years longer than ordinary lighting bulbs.

Pros Westinghouse Lighting 1 Westinghouse 5160000

  • Easy installation
  • Energy saving 
  • Bright lite 
  • Stylish design

Cons of Westinghouse Lighting 1 Westinghouse 5160000

  • Non dimmable

3. GE Lighting 60308 Energy Smart

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GE Lighting 60308 Energy Smart specs

  • Bright From the Start
  • CFL 25-watt
  • 1500-Lumen
  • Lumen A23 Light Bulb with Medium Base
GE Lighting 60308 Energy Smart reviews

If you go for this product then You can replace your old 100-watt light uses only 25 watts.it saves moth money and energy.

It has a great feature of brightness .1500 lumens providing strong, vibrant light what you basically need.

Reliability of this product is amazing. It Lasts 5.5 years. It really based on every 3 hours per day of your usage.

In terms of energy saving it saves very much. The estimated yearly energy costs 3.01 based on 3 hours per day 0.11 per kWh.

It is very stylish in terms of the design .6500K cool, bluish color tone for active spaces.

Pros of GE Lighting 60308 Energy Smart

  • Energy saving
  • Easy installation
  • Reliable
  • Great brightness

Cons of GE Lighting 60308 Energy Smart

  • Price is little high.

Some Facts About the A23 Lights

  1. a23 vs a19 bulb

A19 vs. A21. The main difference between type A bulbs (A15, A19, A21, A23) is their diameter. The A23 generally has more watts than other A-style bulbs.

  1. Is there a 150-watt equivalent LED bulb?

GE's 150-watt GE Replacement Base Replacement LED Lamps provide a low-power, low-power, incandescent and halogen lamp alternative. ... Compared to CFL lamps, this LED lamp from GE offers instant brightness, traditional incandescent shape and does not contain mercury.

  1. a23 vs a21 bulb

The A23 bulbs are slightly larger than the A21 bulbs and generally have higher bumps and power. Its shape A and its wide diameter make it popular for use with larger devices.

  1. Will an A21 bulb fit in this socket?

Yes, the A21 fits into the cabinet, which is the E26 socket, a base used for normal home lighting. A19, A21, A23 refer to the shape of the bulb, a diameter of 1/8 "thick A21 = 21/8 = 2 5/8".

General purpose of Incandescent Light Bulbs

General purpose incandescent light bulbs were invented more than 100 years ago and have not changed much since then, but their hot glow and the multitude of uses and applications make them one of the most popular options in lighting. today. Classic incandescent lamps are used almost anywhere, from table and floor lamps to garage headlights and Christmas decorations.

Lightbulbs has many different shapes and sizes of general-purpose lamps. Therefore, you will find the lamp you need in our selection. Form A19 is the most common type of lamp found in household lamps and luminaires and can be purchased in many different powers and temperatures, to suit everyone's preferences. 60-watt incandescent lamps are the most common type of lamp found in homes around the world.

Other forms that resemble A19 and are also popular in homes are A15 and A17. Other general-purpose lamps include A21, A23, these lights are available in standard models, three-way, robust, vibration-resistant and other models and can be transparent or matte. You can get incandescent lamps at all color temperatures, from daylight (6500K) to warm white (2500K).

Modern Light Bulbs with different Shapes and Sizes

  • Arbitrary (A15, A17, A19, A20, A21, A23)
  • Globe (G9, G11, G12, G16, G16.5, G19, G25, G30, G40)
  • Candle (C6, C7, C9, C11, C15)
  • Multifaceted Reflector or Quartz Reflector Lamp (MR8, MR11, MR16, MR20)
  • Blown Reflector (R12, R14, R16, R20, R25, R30, R40)
  • Bulged Reflector (BR25, BR30, BR38, BR40)
  • Parabolic Aluminized Reflector (PAR14, PAR16, PAR20, PAR30 Short or Long Neck)
  • Twist (T2 Coil, T3 Coil, T4 Coil)

It is important to note that although these names are quite common throughout the industry, there is no universal set of terms that describe the shape of a light bulb. For example, a compact fluorescent lamp (CFL) will be described as a "twisting" or "spiral" lamp. For this reason, we recommend that you go to the old lamp in the store, so that you can compare it with the new lamp to make sure it has a proper shape and size.

Where is A-Shape Light Bulbs Used?

The A-shaped lamp has an omnidirectional light distribution, making it one of the most versatile forms, with special applications, including silver bowl lamps, which help diffuse light to reduce the glare and redirect of light to the ceiling.

In the summer nights, the yellow lights of the insects do not completely eliminate the insects, but they help to make your home less visible to the flying insects. For a festive atmosphere, colored lamps help set the tone for theme parties or for your favorite sports team.

The lamp in standard form can be found in almost one form or another for the following applications.

  • Table lamps
  • Ceiling fans
  • Hall lights
  • Wall sconces
  • Ceiling fixtures

How to install smart lights bulbs

Most smart lamps can dim, change colors and adapt to your sleeping habits, all through the use of an application. With online connectivity, smart home lights can optimize home security, coordinate with other lights, and improve energy efficiency, even when you're not home.

If your smart lamp comes with an app, download and, if necessary, sign up for an account. It may be necessary to synchronize or add the lamp purchased in the application. Screw the lamp into the preferred socket and turn on the light switch.

Smart Lights with Google Assistant installation process

  • If you intend to use the Google Google smart home or Google Assistant, follow these instructions:
  • Just Open the Google Assistant app on your mobile device.
  •  Now just Select the profile icon in the top-right corner.
  • Select Devices available after that just select Add...
  • Select in order to link a smart home device.
  • Now you just browse or search for the compatible smart bulb, then follow the instructions to connect the device to your network.

Connect Your Smart Light to Your Alexa Device

  • At first just open the Amazon Alexa app on your mobile device.
  • After that select the Menu indicated by three horizontal lines in the top-left corner.
  • In that section just Select Skills & Games.
  • Next you have to Select the Search field indicated by a magnifying glass, meanwhile  type in the name of your smart device. Once you've located the skill you'd like to add to your Alexa device, select Enable to Use.
  • In that step you need to ask ask Alexa to discover the device by saying “Alexa, discover devices.”

Alternatively, you can manually discover a smart device by doing the following:

  • Just Open the Amazon Alexa app and select Devices, then select the + icon in the upper-right corner.
  • Now just Select Add Device > Light.
  •  After that Select the brand of your smart light.
  • Now you need to follow the instructions to discover and sync the device with Alexa.

 After that when Once the light is discovered it will appear within the Smart Home section of the Alexa app.

Bottom Line:

Alexa offers a variety of voice commands, including the ability to decrease to a specific percentage. You can do this by saying "Alexa, set (easy name) to (0-100 percent)".

You can also assign the smart lamp to a group, which allows you to control multiple lights at the same time or change color settings, if available.

I am very much enthusiastic about Home Automation and actively developing open-source software to extend its capabilities so this is going to all be biased by my own experiences.

We will be happy to hear your thoughts

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