Compact Footprint: The 1-1/2" dial size allows for clean integration into multi-gauge panels or direct stem mounting on control lines

Class 2 Rated: Simplifies wiring requirements by meeting NEC standards for low-voltage power distribution

The 12-inch lead length provides ample reach for standard boiler tapping configurations while maintaining signal integrity

Built with durable construction

This orifice is intended for units requiring a

Modine 5H0794410002 Pressure Switch Compact Footprint: The 1-1/2" dialThe Modine 5H0794410002 Pressure Switch is the current OEM replacement for the legacy 5H79441 2 and is a critical safety component for high efficiency unit heaters. Rated at . 70" WC with an SPST (Single Pole Single Throw) configuration, this switch acts as the primary proof of airflow for the combustion process. It ensures the power exhauster is generating sufficient vacuum before allowing the ignition sequence to proceed, preventing hazardous