Its high-quality construction is tailored to withstand the rapid cycling demands of demand-defrost logic boards

establishing a calibrated 1/8-inch restriction that dictates the regulator's maximum capacity and pressure drop characteristics

3 CV Rating: Offers high-capacity flow performance for 3/4" line sizes

an Open Low (normally open) or SPDT model is required

Broad Compatibility: Fits a wide range of Carrier-produced draft inducer assemblies

Berko DS25 Disconnect Switch Refrigerant Its high-quality construction is tailoredThe Berko DS25 Disconnect Switch is a critical safety component designed for seamless field installation with Berko unit heaters and QMark electric heaters. Engineered as a 3 pole 30A disconnect switch, this manual disconnect ensures local power interruption for maintenance and service compliance in commercial or industrial HVACR applications. It is specifically rated for 600V AC, providing robust electrical isolation for high voltage heating