... ,temperature:-40c-1200c industrial thermocouple types:J,K,T,E,N,R,S,B k type thermocouple mineral oxide thermocouple for a wide ... ~900°C for type E-40~1200°C for type k(see table for sheath diameters)tolerance(IEC standard 584.2 ... )±0.0075[t](t>133°C)for type J,E,K:±2.5°C(-40~333°C)±0.0075[t](t ... )long,insulation :fiberglass with stainless steel overbraid(900 deg.F) K type thermocouple