For mechanical contractors

a low gas inlet pressure switch (S145)

Corrosion-Resistant Housing: Built with robust materials to withstand high-temperature cycling and humidity in mechanical rooms or outdoor installations

The 157S-A features a single snap-acting switch

this TXV kit is specifically calibrated for R-410A systems and is not intended for use with legacy R-22 refrigerants due to pressure differential requirements

Trane ROD0159 Flame Rod Freon For mechanical contractorsThe Trane ROD0159 Flame Rod is a critical direct replacement flame sensor designed for precise combustion monitoring in high efficiency gas fired heating systems. This OEM component functions through flame rectification, conducting a microamp signal to the integrated furnace control board once ignition is verified. It is engineered to withstand the extreme caloric stress of the burner assembly, ensuring the system maintains steady operation without