Fluorescent Emergency Lighting Ballasts 700 Lumens T8-T12 - Fluorescent Emergency Lighting Ballasts for power failures.Fluorescent Emergency Lighting Ballasts 700 Lumens T8-T12 features include: Fluorescent Emergency Ballast allows the same fixture to be used for both normal and emergency lighting In the event of a Power Failure, the Ballast Switches to the Emergency Mode and operates one or two of the existing lamps for a minimum of 90 minutes The unit contains a Ni-Cad Battery, Charger, and Inverter Circuit in a single package. The ballast can be mounted in the wireway or on top of the fixture, and is UL listed for factory installation or retrofit applications Standard ballasts are rated for use with a variety of lamp types: T8, T9, T10, T12, U-Shaped, HO, VHO, Circuline, energy saving 4-Pin Compact lamps Compatible with most one, two, three four lamp electronic, standard energy saving dimming AC ballasts 90 minute minimum emergency power, 24 hour recharge time Temperature Range: 68deg;F to 122deg;F(20deg;C to 50deg;C) 120/277 Volt 60 Hz Damp Location Listed UL Listed 5 Year Warranty Order Qty of 1 = 1 Piece Spec Sheet Below is more info on our Fluorescent Emergency Lighting Ballasts 700 Lumens T8-T12