Keystone 21 watt - 120/277 volt - 96" - T8 - Recessed Double Contact (R17d) Base - 6,500K - Daylight - Ballast Bypass - Single Sided - Sign Hero | Keystone LED Light Bulb (KT-LED21T8-96P1S-865-D /G2 13280)
Keystone 21 watt - 120/277 volt - 96" - T8 - Recessed Double Contact (R17d) Base - 6,500K - Daylight - Ballast Bypass - Single Sided - Sign Hero | Keystone LED Light Bulb (KT-LED21T8-96P1S-865-D /G2 13280)