Quartz Tube, Fostoria, Size- 5/8 IN, 240 V, Frequency Rating- 50/60 HZ, 1425 WTT, Style- Coiled Element with Porcelain End Caps and Pigtailed Termination, Insert Length- 27-5/16 IN, Housing Quartz. For Use With CH-6424-1C Portable Quarts Infrared Heater