... pin. 8) Insulation resistance≥100MΩ9)Control type: mechanical temperature controller 10)Contact resistance:≤50MΩ 11) Operating life: ≥ 100,000times 12 ... ) CERTIFICATES OF CQC AND CE13) Widely used for electric water heater, washer, electric oven,ice machines, fish ponds, etc.14 ... °C ±8°C 500-1500 Φ3×130 Washing Machine Temperature controller