Carrier TSTATECM2W01 Thermostat 322838-754 Operating as a primary furnace

Operating as a primary furnace high limit switch

ensuring reliable operation in high-ambient temperature environments up to 169°F

as wiring harnesses differ between air-cooled and water-cooled configurations

Engineered for 24V HVAC systems

Is the S1-025-27759-700 compatible with other brands

Carrier TSTATECM2W01 Thermostat 322838-754 Operating as a primary furnaceThe Carrier TSTATECM2W01 is a specialized 2 wire relay module engineered for seamless integration with Cr 7 and Cr 7C thermostats. As a veteran grade solution for challenging retrofits, this module allows for full thermostat functionality in applications where existing wall wiring is limited or a dedicated C wire (common wire) is unavailable. By utilizing only two wires for both power and digital communication, the TSTATECM2W01 relay module eliminates