Mechanical Heating/Cooling Thermostat | T812A1002

The Mechanical Heating/Cooling Thermostat (Part Number: T812A1002) is a reliable solution for heat-only applications. With a snap-acting bimetal switch that uses no mercury, it offers precise temperature control within the range of 45°F to 90°F. This thermostat is compatible with model L39-043 and features terminal designations R and W. Easy to install and with dimensions of 3-1/8" W x 3-1/8" H x 7/8" D, this thermostat is a perfect fit for various heating systems.

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