669564R Nordyne 2ton R410a TXV Valve

Product Description

The 669564R is a factory-original R-410A thermostatic expansion valve engineered for 2 ton residential and light-commercial heat pump or air-conditioning systems. It meters refrigerant precisely to match evaporator load, stabilizing superheat and maximizing cooling efficiency. The valve’s balanced-port diaphragm assembly, external sensing bulb, and durable copper connections provide reliable performance across a wide range of operating conditions.

Key Features

• Balanced-port design for accurate superheat control

• Rated capacity: 24 000 BTU/h (2 ton)

• 5/8 inch OD flare-type inlet and outlet connections

• External copper sensing bulb with steel capillary tube

• Adjustable superheat setting with locking nut

• Maximum working pressure: 600 PSIG

• Operating ambient range: –40 °F to 150 °F

• Corrosion-resistant protective cap and mounting bracket