Resideo L7224U1002 Aquastat 30067439-890 the M332A00 maintains backward compatibility

the M332A00 maintains backward compatibility with legacy Barber Colman valve assemblies while providing enhanced electronic positioning

replacing it with this OEM 591391862 harness can restore reliable signal transmission

Technical accuracy is maintained via a P399 electronic pressure transducer (sold separately)

Key Benefits Compatible with a wide range of refrigerants including R22

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Resideo L7224U1002 Aquastat 30067439-890 the M332A00 maintains backward compatibilityIf you're looking for a reliable, multi application controller for modern hydronic systems, the Resideo L7224U1002 Aquastat is the industry standard for a reason. This 120 Vac Electronic Oil Aquastat serves as a universal replacement for a wide range of older electromechanical and electronic models, including the 14662201 and the popular L8124A, L8124C, and L8148A series. As a technician, the first thing you'll appreciate is the LED diagnostic