It features SimpleSet technical programming

and this sensor ensures the control board receives the exact resistance values needed to optimize refrigerant flow and prevent lockouts

60" WC pressure rating

Flexible Installation: The 42-inch capillary length allows for versatile mounting positions away from the primary heat source

Trane RLY3372 Start Relay 319848-301 It features SimpleSet technical programmingAs a field technician, you understand that a reliable Trane RLY3372 start relay is critical for managing the high amperage inrush current required to kick over compressors during the startup cycle. This OEM Trane replacement part features a single pole, single throw (SPST) contact configuration rated for up to 50A, providing the switching capacity necessary for heavy duty HVAC applications. It serves as the direct RLY2227 replacement, ensuring total