Designed for 50/60 Hz systems

offering the robust 120Vac performance contractors expect in the field

This unit features a 1/2" sweat connection and operates on 115V single-phase power

When paired with a compatible spring return actuator

Key Benefits Precise Flame Sensing: Maintains accurate millivolt signal feedback to the control board to prevent false system shutdowns

Dwyer Instruments 1823-0 Pressure Switch 318820-201 Designed for 50/60 Hz systemsThe Dwyer Instruments 1823 0 Pressure Switch is a compact, high performance differential pressure switch designed for reliable monitoring of air and non combustible gases in industrial HVACR systems. Built for veteran technicians who demand precision in low pressure applications, this 1800 Series unit features an adjustable set point range of 0. 15" w. c. to 0. 5" w. c. with a tight 0. 06" approximate deadband. The 1823 0 utilizes a vertically mounted