Resideo T4398A1021 White Electric Heat-Only SPST Thermostat 60Hz

TheResideo T4398A1021 Heat-only thermostat is both adaptable and designed to help efficiently control temperatures in different heating systems. This type is intended for use with electric baseboards, convectors, and fan-forced heaters, and is a choice for handling heat-only HVAC systems. It has a spst switching mechanism which allows simple control of heating equipment by controlling the electrical flow to the heater based on the specified temperature. The design is for 60 Hz operation and is effective within a 2°F temperature differential for precise, dependable temperature control.