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The 1/2 inch bore hub ensures a secure
making it a reliable direct replacement for aging service applications
040) must match the specific refrigerant and tonnage requirements listed in the technical service manual for your specific model
Key Benefits for Contractors High-Capacity Switching: Rated for up to 30 Amps
making it compatible with most vertical HVAC pump and motor configurations
McDonnell & Miller 157S-RBP-MD Pump Controller 30067439-890 The 1/2 inch bore hubThe McDonnell & Miller 157S RBP MD Pump Controller (Part Number 176503) is a heavy duty, float operated combination low water cut off and pump controller designed for commercial and industrial steam boilers. Engineered with an integral water column and monel bellows for superior corrosion resistance, this unit provides precise level management at operating pressures up to 150 psi. This specific model features maximum differential operation, which is
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