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Amazon.com: 20 Pack of 4Ft 28W T5 LED Tube w Sun White 6500K & Over 2.0 PPF/180 Lumen/W, Perfect Replace T5 F54W Directly Work w Previous Ballast to get EZ SystemUpgrading &
8Pack of 4Ft T5 28W LED Tube w 5000K White 5000 Lumen,2 PPF/W to Replace & retrofit 54W Fluorescent T5HO Lamps Directly Work w Previous Ballast. - Amazon.com
GE 28W E27 ES 340 Lumen Halogen Light Bulb 4no | eBay
4FT LED Light Bulbs, T8 4FT LED Tube Lights 28W 5000K Daylight White, 3360 Lumen | eBay
SunBESTer 4Ft T5 28W LED Tube 5000K White 5000 Lumen Replace 54W Fluorescent T5HO Lamps Directly Work with Previous Ballast pack of 4 - Amazon.com
8Pack of 4Ft T5 28W LED Tube w 5000K White 5000 Lumen,2 PPF/W to Replace & retrofit 54W Fluorescent T5HO Lamps Directly Work w Previous Ballast. - Amazon.com
Philips Lighting F32T8/ADV850/2XL/ALTO II 28W :: Fluorescent Lamp, High Lumen, Advantage, T8, 48", 28W, 5000K :: PLATT ELECTRIC SUPPLY
LED Semi-Flush Mount Light, 28W, 1950 Lumens, Dimmable, Round Close To – LEDMyPlace
Motion Sensor Flood Light 28W 3000lm Security Light Wall Mount - White
28W High Lumen IP67 Round Underground Light - China 28w High Lumen Rgb Round Underground Led Light, Led Inground Garden Decorative Tree Light 18w | Made-in-China.com
LED Flood Light 28W 3000lm Adjustable Heads Switch Controlled
LED 28W P38 ND UNV 27K FL | LED PAR Lamps | TCP Lighting