... Thermostatsintelligent Dual Thermostats ZR 011,intelligent temperature controller,2011 NEW temperature humidity controllers,Temperature&Humidity Controllers,Dual Thermostats(High switching capacity), ... or two Normally Open (NO) Each with wide adjustable temperature range Available with °F or °C scale DIN rail ... -0Weight3.2 oz (90 g)Protection typeIP20Operating temperature-4 to 476°F (-20 to 80°C) ...