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The Pentair Thermostatic Expansion Valve with MPN 473787 is essential for controlling refrigerant flow in UltraTemp Models 120, 120C, and 90I Heat Pumps. This valve operates at a pressure of 97 psig, ensuring optimal performance in various pool and spa systems.
This thermostatic expansion valve provides precise control of refrigerant, enhancing the efficiency of heat pumps in both residential and commercial applications.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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