Industrial Durability: Constructed from high-grade steel with a hammertone epoxy finish for superior corrosion resistance and longevity

the 17J57 is identical to the 17J5701 and can be used interchangeably in all specified furnace models

Key Technical Benefits: Double Diaphragm Construction: Provides superior sensitivity and eliminates the need for external vent piping in various jurisdictions

or monitoring blower performance in high-demand environments

Resideo 135959 Relay Receptacle mario Industrial Durability: Constructed from high-gradeWhen you're out in the field servicing multi stage HVAC equipment or heavy duty refrigeration systems, the Resideo 135959 Relay Receptacle is the professional standard for housing R4228 and R8228 series relays. This rugged plug in relay base is engineered to provide a secure, low resistance electrical connection, preventing the common high heat failures associated with poor terminal contact. As an HVAC relay socket designed for performance, it