Ultrasave T5 Fluorescent Ballast - 347-480V AC | Programmed Start

The Ultrasave T5 Fluorescent Ballast, model ER454347HT-W, 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 4 X F54T5HO, which should be checked as a complete lamp-and-count combination. The programmed start starting arrangement is part of the compatibility check for the installed lamp circuit. Ballast factor 1 is one comparison point for retaining the intended lamp output in this fixture.

Use the 347-480V AC version only where the supply and control arrangement suit its electrical specification. The listed body dimensions are length 17.71 in., width 1.72 in., height 1.18 in.; use them when checking the available space around the ballast compartment. 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.