SAME DAY SHIPPING ON 99% OF ORDERS 
An energy-saving replacement for the GE F21T5/850/WM/ECO, this 21-watt fluorescent tube cuts power consumption without sacrificing brightness. Features a G5 miniature bi-pin base for drop-in installation.
With 1974 lumens of output, illumination is well-balanced for most standard applications. The 5000K daylight color temperature produces light that feels vibrant and stimulating - mimicking outdoor light conditions. At 82 CRI, color rendering meets commercial standards with colors appearing natural and accurate.
Key Features & Benefits
- Daylight 5000K Output: Ideal for color-critical tasks and detail work.
- Light Output: 1974 lumens ensures adequate illumination.
- 82 CRI: Good color rendering for natural appearance.
- Consistent Output: Maintains rated lumens throughout service life.
- Energy Saver: Comparable output at reduced wattage.
- Lower Operating Cost: Reduced energy consumption saves money over time.
- G5 Miniature Bi-Pin Base: Direct fit for compatible fixtures.
- Brand New: Factory-fresh lamp with full rated life ahead.
Product Specifications
- MPN: F21T5/850/WM/ECO
- Wattage: 21 Watts
- Color Temperature: 5000K (Daylight)
- Lumens: 1974
- CRI: 82
- Base: G5
- Shape: T5
- Condition: Brand New
Common Applications
This fluorescent tube is commonly found in:
- Commercial Buildings
- Office Environments
- Retail Spaces
- Residential Applications
- Watts: 21
- Base: G5 MINIATURE BIPIN
- Color Temp: 5000
- Lumens: 1974
- Shape: T5
- Life: 20000
- CRI: 82
During the checkout process, you can choose from expedited services such as overnight delivery to standard ground shipping. We aim to ensure your order is delivered promptly and reliably, wherever you are.
All returns must be made within 30 days of purchase with the invoice. (After 30 days, Interlight credit only, Minimum 25% restocking fee, no returns after 60 days, special items order just for you are not returnable.)
At Interlight, your satisfaction is our priority. We offer a 30-day money-back guarantee on eligible products, provided they are returned in resalable condition with the original invoice.