Philips Advance Metal Halide Ballast - 175W | 120/208/240/277V AC | Pulse Start

The Philips Advance Metal Halide Ballast, model 71A5593-500D-EE, is the component described here. Use this model when the ballast in the fixture is specified for the same lamp type, lamp count and supply. The listed lamp configuration is 175W MH, which should be checked as a complete lamp-and-count combination. The pulse start starting arrangement is part of the compatibility check for the installed lamp circuit.

Plan the electrical connection around this model’s 120/208/240/277V AC rating. Compare length 3.90 in., width 4.41 in., height 2.80 in. with the available space for the ballast compartment, especially when retaining an existing enclosure or shade. Follow the wiring diagram for this model when making the replacement connections.

Buying tip: Match the lamp designation, number of lamps and supply voltage to the existing ballast.