the MARS 19010 Relay includes a universal break-off bracket and a QC-6 conversion kit to easily shift from screw-type terminals to push-on connections

Proportional 2-10 VDC Control: Provides high-resolution modulation for optimal temperature stability and energy efficiency

If airflow is optimal and the switch still opens at low temperatures

ensuring the valve reacts accurately to evaporator exit temperatures

high-pressure switch interlocks

Trane ACONT102AN11AA Stat 321042-401 the MARS 19010 Relay includesThe Trane ACONT102AN11AA is a professional grade non programmable digital thermostat engineered for reliable 1 heat 1 cool system management. Designed to interface seamlessly with gas or electric HVAC systems, this unit serves as a direct replacement for obsolete models including the THT2424 and BAYTRDM001. Its backlit 2 inch digital display provides high contrast visibility for critical temperature monitoring, while the integrated keypad lockout