Nordyne 669681R TXV Valve 323613-751 Precision Thermal Calibration: 140°F opening

Precision Thermal Calibration: 140°F opening and 110°F closing points prevent heat exchanger damage and promote safe operation

Utilizing a Watts PRV rebuild kit allows for a complete internal overhaul without the logistical labor of cutting the valve body out of the line

this ignitor features a factory-terminated connector for a plug-and-play installation

mitigating mechanical stress and ensuring stable operation during transient power events

Is the Nordyne 921951 compatible with both Heat Pump and AC-only applications

Nordyne 669681R TXV Valve 323613-751 Precision Thermal Calibration: 140°F openingThe Nordyne 669681R TXV Valve is a critical engineering component designed for high precision refrigerant metering in 3 ton R410A refrigeration systems. This TR6 3L thermal expansion valve utilizes a balanced port design to maintain optimal superheat across varying load conditions, ensuring the evaporator coil operates at peak thermal efficiency. Built with a robust bronze body, this OEM HVAC replacement part is engineered to withstand the rigorous