This electric infrared heater panel emitter includes element panel assembly, mounting hardware, and is made of black quartz cloth, cement bond, refractory board and resistance wire, steel frame. It measures 12 inch width, 3 inch depth, 27 inch length. This electric infrared heater panel emitter has a 1-year manufacturer's warranty, it is designed for use with: manufacturer's number fhk-648-3a. In addition, it has one or three phases, is 480 volts AC, 5.2 Amps/8.9 Amps.