Built with a stainless steel spring and an integrated test lever

This 1/2" NG gas valve is factory-calibrated for a 5" wc (water column) manifold pressure

managing filtration system differentials

It is designed for 3/8-inch diameter Style 1 bulbs common in PENN refrigeration components

A functional 120V furnace ignitor typically reads between 40 and 100 ohms

Carrier HR54ZA008 Door Switch Els PW 29614 Built with a stainless steelThe Carrier HR54ZA008 Door Switch is a critical safety component designed for interlock protection in Carrier, Bryant, and Payne furnace and air handler cabinets. This momentary push button switch operates by breaking the electrical circuit to the blower motor and control board immediately upon removal of the furnace blower door. Engineered as a direct OEM replacement part, it ensures high voltage line power is cut to prevent accidental contact with