Marvair 70646 Temp Sensor mario For 1/4" lines

For 1/4" lines

While it functions as a standard DPST or SPDT relay depending on the circuit

Check your existing part number or system manual to confirm a 24V two-stage configuration

Key Benefits: OEM Compatibility: Precision-engineered for exact fit in Trane and American Standard units

Marvair 70646 Temp Sensor mario For 1/4" linesProfessional grade climate control requires precise component calibration, and the Marvair 70646 is the critical inside low ambient temperature sensor for maintaining system integrity. Engineered to function as a specialized low ambient switch, this OEM component monitors internal air temperatures to prevent evaporator freeze ups and compressor damage during cold weather operation. It features a 1 4" connection for standard fitment and is rated for