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Reliable Switching: Features gold-plated contacts to prevent oxidation and ensure reliable signal transfer in low-voltage applications
Replacing a failed switch with this genuine Marley component maintains the factory-specified safety parameters and ensures compatibility with units such as the UH520
replacing a cracked or fouled inducer wheel with the LA11XA046 restores the essential cubic feet per minute (CFM) required for consistent ignition sequences and flue gas expulsion
Field Adjustable: Equipped with a visible scale and a field-convertible knob for intuitive setpoint management
maintaining the pressure differential requirements of the parent valve body without overheating
Lennox 80K28 Pressure Switch Els PW 17895 Reliable Switching: Features gold-plated contactsThe Lennox 80K28 is a critical safety component designed for precise furnace pressure monitoring in high efficiency gas fired systems. This OEM Lennox replacement part, also identified as 80K2801, features a factory calibrated set point of . 43" WC (Water Column) to ensure the inducer motor is generating sufficient draft before allowing ignition. Built for durability in demanding HVAC ventilation systems, the switch utilizes a Single Pole Single Throw
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