Universal Compatibility: Replaces common industry parts like the C301NU50 and fits standard mounting brackets

Flexible Application: The SPDT switch action allows for use in both cooling-only and heat/cool configurations with an external changeover switch

Durable Construction: Features a high-quality brass body and stainless steel internal components for superior corrosion resistance in HVACR systems

Common Questions Does this set include the sight glass and protector rods

Can this sensor be used for standard space sensing

Watts 0388798 Valve Refrigerant Universal Compatibility: Replaces common industryThe Watts 0388798 (Series 1450F) is a professional grade 1 2 inch dual control regulator and relief valve designed specifically for the rigorous demands of commercial and residential hydronic heating systems. As a veteran in the field, you know that maintaining precise boiler water pressure is critical to system longevity and efficiency. This unit integrates a high capacity pressure reducing valve and a diaphragm relief valve into a single, compact