Wrap Lights
Wall Pack Lights
Vapor Tight Lights
Vanity Lights
UFO High Bay Lights
Troffer Lights
Temporary Lights
Tektron
T8 LED Bulbs
T5 LED Bulbs
Strip Lights
Shop Lights
Retrofit Recessed Lights
Residential Lighting
Residential Indoor Lighting
Recessed Lighting
Recessed Cans
Pendant Lights
Parking Lot Lights
PAR38 LED Bulbs
PAR30 LED Bulbs
PAR20 LED Bulbs
PAR16 LED Bulbs
Panel Lights
MR16 LED Bulbs
Linear High Bay Lights
LED HID Retrofit Bulbs
LED CFL Retrofit Bulbs
LED Bulbs
Keystone Technologies
High Bay Lights
Gimbal Recessed Lights
Flood Lights
Exit Signs with Emergency Lights
Exit Signs
Exit Emergency Lighting
Euri Lighting
Emergency Lights
Drop Ceiling Lights
Decorative Outdoor Lights
Commercial Outdoor Lighting
Commercial Lighting
Commercial Indoor Lighting
Canopy Lights
Canless Recessed Lights
BR40 LED Bulbs
BR30 LED Bulbs
BR20 LED Bulbs
Best Selling
Architectural Linear Lights
A21 LED Bulbs
A19 LED Bulbs
A15 LED Bulbs

A21 LED Bulbs

Looking for efficient and reliable lighting? Look no further than Atara's A21 LED bulbs. These bulbs use up to 80% less energy than traditional incandescent bulbs, saving you on energy costs. They also have a longer lifespan, reducing the need for frequent replacements. Upgrade to Atara's A21 LED bulbs for better lighting and cost savings.

Sort by:
A21 3-Way LED Bulb, 4W / 8W / 16W, 480 thru 1600 Lumens, 80 CRI, Dimmable, Medium E26 Base, Energy Star Rated, 120V
TCP

A21 3-Way LED Bulb, 4W / 8W / 16W, 480 thru 1600 Lumens, 80 CRI, Dimmable, Medium E26 Base, Energy Star Rated, 120V

A21 LED Bulb
$11.29
  • Brand: TCP
  • Wattage/Lumens: 4W (480 lumens), 8W (800 lumens) and 16W (1600 lumens)
  • Input Voltage: 120V
  • Lamp Type: LED
  • Color Temperature: 2700K, 3000K, 4100K, 5000K
  • CRI: 80
  • Dimmable: Yes
  • Base: Medium E26
  • Certifications: cULus Listed, Energy Star Rated
  • Dimensions: 2.6"D x 4.9"H
  • Rated Hours: 25,000
  • Warranty: 5 Years
Quick Shop
Quick view Quick Shop
LED GU24 A21 Bulb, 17 Watt, 1600 Lumens, GU24 Base, 90+ CRI, 120V
Euri Lighting

LED GU24 A21 Bulb, 17 Watt, 1600 Lumens, GU24 Base, 90+ CRI, 120V

A21 LED Bulb
$7.99
  • Brand: Euri Lighting
  • Wattage: 17 Watts
  • Input Voltage: 120V
  • Lumens: 1600
  • Lamp Type: LED
  • Color Temperature: 3000K, 4000K, 5000K
  • CRI: 90+
  • Dimmable: Yes
  • Base: GU24
  • Certifications: UL Listed, CEC Compliant, JA8 Compliant, Energy Star Rated
  • Dimensions: 2.8"D x 5.4"H
  • Rated Hours: 25,000
  • Warranty: 3 Years
Quick Shop
Quick view Quick Shop
A21 LED Bulb, 17 Watt, 1600 Lumens, Medium E26 Base, 90+ CRI, 120V
Euri Lighting

A21 LED Bulb, 17 Watt, 1600 Lumens, Medium E26 Base, 90+ CRI, 120V

A21 LED Bulb
$4.79
  • Brand: Euri Lighting
  • Wattage: 17 Watts
  • Input Voltage: 120V
  • Lumens: 1600
  • Lamp Type: LED
  • Color Temperature: 3000K, 4000K, 5000K
  • CRI: 90+
  • Dimmable: Yes
  • Base: Medium E26
  • Certifications: UL Listed, CEC Compliant, JA8 Compliant, Energy Star Rated
  • Dimensions: 2.81"D x 5.47"H
  • Rated Hours: 25,000
  • Warranty: 3 Years
Quick Shop
Quick view Quick Shop

Frequently Asked Questions

What are A21 LED bulbs?

A21 LED bulbs are the latest in energy-efficient lighting technology. Made with durable and long-lasting components, they are designed to last up to 25,000 hours with up to 85% energy savings compared to incandescent bulbs.

What are the different types of A21 LED bulbs that are available?

A21 LED bulbs are available in three distinct types: soft white, daylight, and bright white. Each type illuminates at a slightly different color temperature, allowing you to choose the one that best fits the needs of the space or the atmosphere you want to create.

What are some common applications for A21 LED bulbs?

A21 LED bulbs are ideal for both indoor and outdoor lighting applications. They provide superior energy efficiency and long lasting durability compared to traditional bulbs. Rated for up to 25,000 hours of use, they are the perfect solution for reducing energy costs.

What advantages do A21 LED bulbs provide?

A21 LED bulbs are one of the most energy-efficient light sources available, delivering up to 85% energy savings compared to traditional incandescent bulbs. These bulbs also produce a longer-lasting, consistent light with no flicker. A21 LED bulbs can last up to 25,000 hours, providing energy savings for years to come.