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Analysis on the application of heating and heat dissipation coatings for LED lamps
Lighting design methods for cafes and bars
What are the several installation methods for LED decorative light strings
Industry Characteristics and Profit Trends of LED Lighting
Five Functions of a Smart Light Bulb
Three Common Dimming Principles of LED Dimmers
What Are the Characteristics of the Smart Light Lamp?
What Are the Purchasing Skills of Smart Lamps?
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Challenges to LED Lighting Industry
What Are the Advantages of LED Light Buld?
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Advantages of G9 G4 LED Bulbs
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Track Lights Have These Advantages
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Smart Switch or Smart Light Lamp ?
Application of Linear LED Track Lamp in Different Scenes
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What Are the Advantages of Smart Light Lamp ?
How to Choose the LED Light Bulb?
Analysis of the Advantages of the LED Track Lamp
LED Track Lamps Actually Have These Advantages
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Installation and Wiring Methods for the LED Track Lamp
The Earliest LED Track Lamp, Targeting the Replacement of Halogen Lamps
Radiant Excellence: Delving Into the Advantages of Track Lighting
Bright Ideas: Shedding Light on the Bulged Reflector Lamp
Illuminating Elegance: Unveiling the Bulged Reflector Lamp
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Infinite Possibilities: Custom LED Track Lighting for Residential Spaces
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Shining a Light on Hospitality: LED G9 G4 Bulbs for Hotels
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Educational Enlightenment: Track Lighting Manufacturers for Schools and Universities
Office Ambiance Redefined: China Track Lighting Heads for Workspace Illumination
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Kitchen Brilliance: Selecting the Right Bulb for G4 and G9 in Cooking Spaces
Hand-Free Illumination: Applications of LED Foot Dimmer Switches in Smart Homes
Shedding Light on the Variations: G4 vs. G9 Bulbs in Home Decor
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Class A 7W 1521LM Bulbs

Built to meet the latest energy standards, this high-efficiency bulb delivers long-lasting brightness with minimal power consumption. The ceramic heat sink ensures stable performance and reduced thermal waste, supporting sustainable use over time.

Free Quote

Class A LED Filament Bulb Specifications

Lamp TypeVoltage(V)Energy Efficiency LevelPower(W)Base TypeLumens (LM)FinishingCRICCT(K)/ Emitting colorPFLife(HRS)
A70220V-240VA7E271521lmClear glass80

2700K/3000K/4000K/5000K

>0.715000
G80220V-240VA7E271521lmClear glass802700K/3000K/4000K/5000K>0.715000
ST64220V-240VA7E271521lmClear glass80

2700K/3000K/4000K/5000K

>0.715000


A-Level Energy Efficiency LED Filament Bulb Features


High Energy Efficiency: Saves up to 90% energy compared to traditional or lower-rated LED bulbs
Eco-Friendly: Reduces CO₂ emissions, supports environmental sustainability
Stable, Flicker-Free Light: Protects eyesight, ideal for prolonged use
Low Maintenance Cost: Fewer replacements needed, saving on long-term upkeep


Customer Testimonials

What our customers are saying

Customer Testimonials
Alfred

Installing them is simple but needed updates. It was easier for me to stand right by the light bulb when doing the update/install process.


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PS52 Bulbs


Products
LED Decorative Bulbs
G125 Dual Bulbs ST24 Bulbs BT38 Bulbs BT56 Bulbs PS52 Bulbs ST164 Bulbs
Lighting Fixtures
Corona Desk Lamp Dual Round Wall Light Flute Wall Light Dual Tube Wall Light Selene's Waltz Desk Lamp
Edison Bulbs
Candelabra Bulbs A Bulbs Globe Bulbs Tubular Bulbs ST Bulbs
LED Functional Bulbs
Dusk to Dawn Bulbs 5CCT Bulbs 3 Way Bulbs Class A Bulbs LED Smart Bulbs
Outdoor String Light
24 Feet String 48 Feet String Solar String
LED Track Lighting
JUNO Tracks JUNO Adjustable Angle Tracks
Led Dimmers
LED Table Dimmer LED Foot Dimmer LED Wall Dimmer
LED R7S/G9/G4 Bulbs
R7S Bulbs G4G9 Bulbs
General LED Lighting
LED PANEL
news
Blog
Oct 04-2023
Enlightening Industries: LED Track Lighting Innovations for Factories
Dec 06-2022
How Should Smart LED Lamps Be Maintained?
Jan 06-2022
Tips for Smart Home: How Does the Dimmer Switch Work?
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+0086-571-8928-3030
info@flintlight.com
Room 2003, Yong'an Building, Linping District, Hangzhou, Zhejiang , China
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