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GE Universal 40-Watt EQ 48-in Daylight Linear Type A LED Tube Light Bulb (2-Pack) in the LED Tube Light Bulbs department at Lowes.com
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Philips 32W T8/40W T12 Equivalent 4 ft. Type A Linear Universal Fit Daylight LED Tube Light Bulb (5000K) (2-Pack) 539163 - The Home Depot
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Great Value LED Light Bulb, 17 Watts T8/T12 Replacement Lamp G13 Base, Non-dimmable, Daylight, 48-inches, 10-Pack - Walmart.com
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Luxrite U Bend LED Tube Light, T8 T12, 18W (32W Equivalent), 2100 Lumens, Direct or Ballast Bypass, G13 Base (6 Pack) - Overstock - 28890260
![Great Value LED Light Bulb, 17 Watts T8/T12 Replacement Lamp G13 Base, Non-dimmable, Cool White, 48-inches, 10-Pack - Walmart.com Great Value LED Light Bulb, 17 Watts T8/T12 Replacement Lamp G13 Base, Non-dimmable, Cool White, 48-inches, 10-Pack - Walmart.com](https://i5.walmartimages.com/asr/51d9e23d-26f4-4437-9fdc-c3fdc199bd63.70d6f73fd17389ac334c64c4bf9aafb8.jpeg)
Great Value LED Light Bulb, 17 Watts T8/T12 Replacement Lamp G13 Base, Non-dimmable, Cool White, 48-inches, 10-Pack - Walmart.com
![lighting - Can I upgrade existing T12 fluorescent fixtures to T8 just by replacing the ballast and bulbs? - Home Improvement Stack Exchange lighting - Can I upgrade existing T12 fluorescent fixtures to T8 just by replacing the ballast and bulbs? - Home Improvement Stack Exchange](https://i.stack.imgur.com/P8ktr.png)
lighting - Can I upgrade existing T12 fluorescent fixtures to T8 just by replacing the ballast and bulbs? - Home Improvement Stack Exchange
![Luxrite U Bend LED Tube Light, T8 T12, 15W (32W Equivalent), 3 Colors 3500K | 4000K | 5000K, 1900 Lumens, Fluorescent Light Tube Replacement, Direct or Ballast Bypass, UL Certified, G13 Base (4 Pack) - - Amazon.com Luxrite U Bend LED Tube Light, T8 T12, 15W (32W Equivalent), 3 Colors 3500K | 4000K | 5000K, 1900 Lumens, Fluorescent Light Tube Replacement, Direct or Ballast Bypass, UL Certified, G13 Base (4 Pack) - - Amazon.com](https://m.media-amazon.com/images/I/314Ygzk1FZL._AC_.jpg)