Keystone KT-LED21T8-48P2S 21 Watt 48 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass - Carton of 9 Lamps American Lighting This updated version meets the

This updated version meets the latest certification standards

energy saving LED option for your general purpose lighting at an affordable price and outperforms the conventional fluorescent fixture in every aspect

• Beam Angle: Cutoff

• Available in 4000 and 5000K

this kit enhances color quality and uniformity across installations

Keystone KT-LED21T8-48P2S 21 Watt 48 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass - Carton of 9 Lamps American Lighting This updated version meets theShineRetrofits Input: Keystone KT LED21T8 48P2S 21 Watt 48 Inch Sign Hero Tube Lamp is designed for optimal performance in signage applications. This lamp is covered by multiple patents, details of which can be found on the Keystone website. It boasts a 50,000+ hour lifetime and installs using existing sockets in the sign, with all necessary wiring done within the ballast raceway. With an effective 360 beam spread and rotatable end caps, this double