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Precise Seal Seating: Manufactured to strict tolerances to prevent bypass leakage and ensure consistent pressure regulation
This silver-finish aluminum casing is the standard for contractors needing to secure Johnson Controls T-4000 series instruments post-construction
Durable Construction: Engineered for industrial-grade switching performance in demanding HVACR environments
bearing wear over high-cycle winters
and steam applications
York S1-4HK165N1506 Heat Kit Refrigerant Precise Seal Seating: Manufactured toThe York S1 4HK165N1506 is a field installed 15kW electric heat kit designed specifically for compatibility with York, Luxaire, and Coleman air handlers and modular blowers. This 208 240V single phase heater assembly provides reliable supplemental or primary heating, featuring nickel chromium heating elements for consistent thermal transfer and corrosion resistance. The unit incorporates sequenced staging to prevent high amperage surges during