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5 to 3-ton units
It requires the application of a compatible polyurea or lithium-based grease during installation
as it can lead to unsafe combustion conditions or frequent nuisance lockouts
This model is typically an auto-reset pressure switch
Ranco O12-1506 Pressure Control Els PW 17895 5 to 3-ton unitsThe Ranco O12 1506 Dual Pressure Control is a heavy duty adjustable pressure switch designed for commercial refrigeration and HVAC systems. This dual pressure controller combines high limit and low limit monitoring into a single, compact housing to protect the compressor against extreme pressure fluctuations. It features a low pressure range of 12" Hg to 50 PSI with an adjustable differential of 5 to 35 PSI, while the high pressure cut out operates
