this Antunes pneumatic switch is a standard replacement for maintaining safety protocols in combustion air proving and exhaust systems

It's designed for chilled water and hot water applications up to 212°F

Key Benefits: Precise Ignition: Maintains exact spark positioning to prevent delayed ignition and burner "booming" in Lennox HVAC systems

simplifying Field installation

protecting the longevity of the entire venting assembly

Carrier 305764-701 Wiring Harness Els PW 17895 this Antunes pneumatic switch isThe Carrier 305764 701 Wiring Harness is a critical OEM replacement component designed for high performance signal and power transmission within residential gas furnaces and heat pump systems. As a direct 58SS660001 replacement harness, it eliminates the need for extensive field wiring or precarious splicing during a control board or blower motor swap. This harness features a 7 wire configuration approximately 40 inches in length, terminated with a