Keystone Technologies 17-Watt Equivalent T4 PLL Horizontal 2G11 Replacement LED Light Bulb in Cool White (1-Bulb)

Keystone DirectDrive LED tubes eliminate the need for an external driver or ballast. For new construction installations, simply connect the 120-Volt to 277-Volt line voltage directly to the sockets. For retrofit installations, bypass the existing ballast by cutting the wires and connecting the 120-Volt to 277-Volt line voltage directly to the sockets. No ballast or driver is required.|Replacement for conventional fluorescent lamp|UL classified|Approximately 50% more energy efficient than standard FT40/2G11 lamps|Integral driver (isolated) eliminates the need for an external ballast or driver|Suitable for dry and damp locations|Frosted lens eliminates pixilation