Lennox 66J78 Limit Switch Els PW 17895 Universal 1/4 inch Terminals: Equipped

Universal 1/4 inch Terminals: Equipped with quad-terminal posts to facilitate multiple wire connections for auxiliary components

Fuel Adaptability: Comes with both Natural Gas (installed) and LP-Gas orifices for immediate field adjustment

Why use OEM gaskets over generic options

this key is the direct replacement for standard Honeywell locking covers and is technically identical to the Honeywell 301572A/0767/U model number

The Honeywell 310137 Packing Spacer is a critical internal component engineered specifically for VP513 and VP517 Series pneumatic valves

Lennox 66J78 Limit Switch Els PW 17895 Universal 1/4 inch Terminals: EquippedExperienced HVAC contractors recognize the Lennox 66J78 Limit Switch as a critical safety component for maintaining furnace integrity and preventing heat exchanger damage. This OEM Lennox replacement part is a 36T series disc style control designed for High Limit or Secondary Rollout applications. It features a Normally Closed (NC) circuit that opens on temperature rise to interrupt the heating cycle if internal temperatures exceed safe operating