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The York S1-025-33474-480 Crankcase Heater is a critical component for maintaining compressor reliability in commercial HVAC systems
Easy Retrofit Integration: Small footprint and wall-mount design with a simple terminal strip interface simplify replacement in existing control panels
The robust housing and reliable microswitch assembly are rated for industrial-grade cycles
offering better longevity and zero mechanical wear
Johnson Controls A-4000-139 Valve Station R-22 The York S1-025-33474-480 Crankcase HeaterThe Johnson Controls A 4000 139 is a single stage pressure reducing valve station engineered for pneumatic control systems requiring high purity air delivery. Rated for a 10 scfm flow capacity, this station integrates a 4 way bypass valve that allows for seamless filter maintenance without system downtime. This assembly is critical for protecting downstream pneumatic components by utilizing a coalescing filter to remove oil aerosols and an activated
