![28W 2D GR10Q 4 Pin Energy Saving Butterfly Light Bulb 3500k Colour 835 CFL Lamp 5013588041766 | eBay 28W 2D GR10Q 4 Pin Energy Saving Butterfly Light Bulb 3500k Colour 835 CFL Lamp 5013588041766 | eBay](https://i.ebayimg.com/images/g/zLAAAOSwep5c3syi/s-l500.jpg)
28W 2D GR10Q 4 Pin Energy Saving Butterfly Light Bulb 3500k Colour 835 CFL Lamp 5013588041766 | eBay
![Bulbrite 519281 - 20PK - 28W - T5 - Mini Bi-Pin Base - 3500K - 24,000Hr- Neutral White - Linear Fluorescent Light Bulbs - - Amazon.com Bulbrite 519281 - 20PK - 28W - T5 - Mini Bi-Pin Base - 3500K - 24,000Hr- Neutral White - Linear Fluorescent Light Bulbs - - Amazon.com](https://m.media-amazon.com/images/I/515rO+EDq7L._AC_UF894,1000_QL80_.jpg)
Bulbrite 519281 - 20PK - 28W - T5 - Mini Bi-Pin Base - 3500K - 24,000Hr- Neutral White - Linear Fluorescent Light Bulbs - - Amazon.com
![Cree Lighting® ZR™ LED Troffer w/ Emergency Backup | 2' x 2' | Replaces 2 x F17T8 | 3070 Lumens | ZR22 Series | 28W | 3500K | White Cree Lighting® ZR™ LED Troffer w/ Emergency Backup | 2' x 2' | Replaces 2 x F17T8 | 3070 Lumens | ZR22 Series | 28W | 3500K | White](https://www.e-conolight.com/media/catalog/product/cache/7d90cbd9961b588496c8936d51ed690e/l/t/ltg-zr22-troffer-010914-007_web_1.jpg)
Cree Lighting® ZR™ LED Troffer w/ Emergency Backup | 2' x 2' | Replaces 2 x F17T8 | 3070 Lumens | ZR22 Series | 28W | 3500K | White
![GoodBulb F28T5/835/ECO 28W 46 Inch T5 Fluorescent Light Bulb | 3500K Soft White Medium Bi-Pin Base | 2900 Lumens 85 CRI 36000 Life Hours | Instant/Programmed Start (Pack of 40) GoodBulb F28T5/835/ECO 28W 46 Inch T5 Fluorescent Light Bulb | 3500K Soft White Medium Bi-Pin Base | 2900 Lumens 85 CRI 36000 Life Hours | Instant/Programmed Start (Pack of 40)](https://m.media-amazon.com/images/I/711-evUi+uL._AC_UF894,1000_QL80_.jpg)