Easy Installation: The screw-on cover allows for quick removal by authorized personnel for routine thermostat calibration

effectively preventing liquid slugging and ensuring consistent lubrication upon startup

Engineered to replace aged or pitted mechanical relays

reducing installation time and preventing common performance bottlenecks

Dwyer Instruments 2300-0 Pressure Gage 321042-401 Easy Installation: The screw-on coverThe Dwyer 2300 0 Magnehelic Differential Pressure Gage is a standard setting instrument for monitoring low pressure differentials in commercial HVAC and industrial filtration systems. Featuring a zero center range of . 25 0 . 25 inches of water column (w. c.), this analog gage is engineered for applications requiring precise measurement of both positive and negative pressures relative to a set point. Its diaphragm actuated design utilizes a