Keystone Technologies T12 Fluorescent Ballast, Electronic Rapid Start, 120 Volt, 50-60 Hz, 2 Lamp

This Keystone Ballast KTEB-240-1-TP-PIC, 120 volt, 50/60 Hz ballast uses Rapid Start operation and has a 0 degree F temperature starting capability. These electronic fluorescent ballasts have a Class A sound rating.  They utilize parallel circuitry to keep the remaining lamps lit if one should go out.  This Keystone ballast is capable of operating either (2) F30T12, F34T12, F40T12, F40T12 (25W) or F40T12 (Energy Saver) lamps.  The Input Voltage is 120, maximum 10% THD (harmonic distortion) and a 0.88 Ballast Factor when operating (2) F30T12 lamps.