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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
such as the Series 26 and 16DMC
Fixed Setpoints: Factory calibrated to 26°F Open / 38°F Close for consistent coil protection without manual adjustment errors
Optimal Pressure Stability: Minimizes local turbulence to maintain steady outlet pressures across varying inlet conditions
making it a reliable choice for field technicians performing preventative maintenance or emergency repairs
White-Rodgers 770-1 Air Switch Els PW 17895 such as the Series 26The White Rodgers 770 1 Air Switch is a versatile, field adjustable differential air pressure switch designed for critical proving applications in HVACR systems. Featuring a SPDT (Single Pole Double Throw) snap action switch, this unit can be configured to actuate on positive, negative, or differential pressure. Unlike standard sail switches that are prone to mechanical fluttering, the 770 1 utilizes a robust enclosed diaphragm design that remains