Technical specifications: Contact rating : 230 v, 20 amps(can be modified as per customer's requirement). Temperature range :as per customer's requirment Tolerance on operating temperature : within +T-ª6 +T-ªc Maximum differential temperature : 10 +T-ªc. Insulation level : 1.0 kv for 1 minute. Stem lengths available : as per requirment Contact configuration : opening on temperature rise Details: Every thermostat is individually checked for quality & performance before despatch to ensure zero rejection. As per customer's requirment