The White-Rodgers Emerson 1F56n-444 Mechanical Heating and Cooling Thermostat is a low-voltage, analog/mechanical control device designed for use in heating and cooling systems. It features a 3-wire zone valve and system switching capabilities for heat, cool, and off settings. The thermostat is compatible with various brands, including White-Rodgers, and is constructed with plastic material in a rectangular shape for wall-mounted installation. With a control range of 50 to 90 degrees Fahrenheit and protection properties for low voltage, this thermostat is a reliable choice for HVACR and appliance control systems. G7
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