Precise OEM Compatibility: Engineered specifically for Utica-Dunkirk boiler parts

maintaining the 12 PSI factory pre-charge and preventing waterlogging

The TE Connectivity PRD-11AY0-120 is a heavy-duty DPDT power relay designed for demanding HVACR and industrial motor control applications

with a base resistance of approximately 4500 ohms at 77°F

Key Benefits for Technicians: Engineered Response: The fast-acting profile clears faults quickly to protect expensive control transformers and motors

Hartland Controls CAP-45/440 Run Capacitor 322838-753 Precise OEM Compatibility: Engineered specificallyFor high demand service calls involving AC motor run capacitors, the Hartland Controls CAP 45 440 is a trade grade solution engineered for HVAC compressor and fan motor applications. This 45 MFD 440V oval run capacitor features a dual voltage rating, making it retroactively compatible with both 370V and 440V systems. Built to EIA 456 standards, the unpainted aluminum housing provides superior heat dissipation and structural integrity in demanding