... the cartridge heaters, 2,Electric cartridge heating element 3,Stainless steel cartridge heater Cartridge heater Technical Specification: 1 ... 10% 2. Max operating temp: 870oC (1600F) 3. Length tolerance: ± 2% or 3.2mm (1/8”), whichever is greater. 4. ... , Temperature Therapy 2. Telecommunications: Deicing, Enclosure Heater 3. Transportation: Oil/Block Heater, Aircraft Coffee Pot Heaters, 4. Food Service ...