Universal B232PUNVHE-B010C Triad® Ultim® 8 Electronic Fluorescent Ballast; 120 - 277 Volt, 55 Watt At 120 Volt, 54 Watt At 277 Volt Input, 2-Lamp, Programmed Rapid Start

Detailed Description: Universal Triad® Ultim® 8 Electronic fluorescent ballast in rectangular shape is constructed out of aluminum with anodized finish for prolonged durability. It has a voltage rating of 120 - 277 Volts and input power rating of 27 - 55 Watts. It uses T8 linear or comparable U-shaped fluorescent lamps and serves 2 lamps efficiently. Programmed rapid start ballasts helps to enhance lamp life up to 50 percent. It is designed for use in pre-existing fixtures that are frequently turned on and off. It measures 9.500 Inch x 1.500 Inch. High-Frequency ballast has a power factor of greater than 90 percent and less than 10 percent of total harmonic distortion. Ballast factor ranges from 88 - 105 percent. These are typical used in warehouse or office bathrooms with motion-activated (motion sensor) lighting.