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72" WC furnace pressure switch is a critical safety component designed specifically for induced-draft systems
Key Benefits for Technicians: Universal Compatibility: Designed specifically for use with Emerson Alco T-Series valve bodies (TER
preventing ice-up and ensuring even distribution in high-wall units
Rugged Construction: Built with a cast iron valve body and die-cast aluminum spring case for industrial-grade durability
GP3RA-042K
Dwyer Instruments 2301 Pressure Gage 323080-701 72" WC furnace pressure switchThe Dwyer Instruments 2301 Magnehelic Gauge is the professional standard for monitoring low differential pressure in commercial and industrial HVAC systems. Featuring a . 5 0 . 5" w. c. zero center range, this analog gauge utilizes a frictionless Magnehelic movement to provide high accuracy readings without the risk of fluid evaporation or freezing common in traditional manometers. Engineered for air and non combustible gases, the 4" diameter dial