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With an operating temperature range of -40°F to 190°F and a fixed 25-degree high limit differential
It is specifically compatible with 1/2" to 2" VB-7xxx Series valve bodies and 1/2" to 1-1/4" VB-9xxx Series valves
Check your data plate for the required manifold pressure
this component is engineered to handle high-cycling environments
A.J. Antunes JD-2-PURPLE Pressure Switch 318172-701 With an operating temperature rangeThe A. J. Antunes JD 2 PURPLE Pressure Switch is a high precision, industrial differential vacuum and air pressure switch engineered for sensitive monitoring in HVAC and combustion safety systems. This OEM air proving switch features a specialized purple spring calibration, supporting an adjustable set point range from 0. 1 to 10 inches water column (W. C.). Designed with a single pole double throw (SPDT) snap action switch, it provides reliable auto