Sylvania 51996 - QHE1X400MH 208-277V DIM Metal Halide Ballast
$589.99
Sylvania 1 Lamp - 400 watt - 208/277 volt - Dimmable - Quartz Restrike Capability - Quicktronic | Sylvania Metal Halide HID Ballast (QHE1X400MH 208-277V DI