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preventing air bypass and protecting your HVAC system from dust
25 inches in total length with a 6-inch burn size
Environmental Protection: NEMA 4/4X rated encapsulated coil housing prevents water ingress and ensures longevity in mechanical rooms
The Carrier KAALP0401PUR is a technical-grade Low Pressure Switch Kit specifically engineered for HVACR systems utilizing Puron (R-410A) refrigerant
ensuring consistent valve actuation in demanding commercial environments
Carrier 337662-704 Pressure Switch Assembly 321894-708 preventing air bypass and protectingThe Carrier 337662 704 Pressure Switch Assembly is a critical OEM replacement component designed for high efficiency condensing furnaces. This assembly features a triple switch configuration calibrated to monitor inducer motor performance and vent system integrity across multiple stages of operation. To ensure precise combustion safety, the unit is factory set with specific pressure trip points: 0. 65" WC for low stage, 0. 90" WC for medium stage, and