90 min. - Operates 10W-42W (Twin, Triple, Quad Tube, 2D & Straight) 4-pin Rapid Start CFL Lamps and 18W-36W Long Compacts - 120/277 Volt
The Iota I-42-EM-A-DL emergency ballast provides emergency operation for 90 minutes. Compatible with CFL lamps. Includes test switch and charge indicator.