York Parts S1-02434562000 Gas Furnace Air Pressure Switch

York Parts S1-02434562000 Gas Furnace Air Pressure Switch delivers reliable dual sensing to ensure safe furnace operation. This OEM replacement part provides precise air pressure monitoring, helping prevent flame rollout and improper venting in compatible York systems.

Designed for flexible integration, the Dual Air Pressure Switch supports a 1.05/0.40 in. wc range and features a de-activate normally open (deact-n/o) configuration for dependable performance in common gas furnace installations. It is a trusted HVAC safety component and a smart addition to your furnace diagnostics toolkit.

• Dual air pressure switch for gas furnace safety — ensures accurate monitoring of combustion air and vent conditions
• 1.05/0.40 in. wc setpoints — precise control aligned with York system specifications
• De-activated N/O configuration (deact-n/o) — flexible operation in standard control circuits
• OEM York replacement part — easy installation and reliable long-term service
• Durable construction — engineered to withstand furnace environments and reduce downtime

Keep your furnace operating safely and efficiently with this trusted York replacement part, designed to maintain optimal airflow sensing and diagnostics.