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This DPDT (Double Pole
Common Questions Is the Watts 0063231 compatible with vertical installations
If you're seeing oil seepage on the shaft or getting a "limit trip" due to low airflow
Can this handle chilled water applications
Lennox 78H40 Expansion Valve Refrigerant This DPDT (Double PoleThe Lennox 78H40 Expansion Valve is a critical 6 ton thermostatic expansion valve (TXV) engineered for precise refrigerant metering in high capacity light commercial and residential cooling systems. As a veteran grade HVAC replacement part, the 78H40 (identical to Lennox 78H4001) regulates refrigerant flow into the evaporator coil by sensing heat load changes, preventing liquid slugging and ensuring the compressor receives superheated vapor. This TXV
