Description
The Rheem PD425148 Pressure Switch is a precisely calibrated -0.40″ WC safety switch designed to monitor proper airflow and venting conditions in compatible Rheem furnaces. This OEM component ensures the system operates safely by verifying that draft and pressure levels meet required specifications before allowing ignition. Built for dependable, long-term performance, it helps prevent furnace lockouts, protects internal components, and supports consistent, efficient heating operation.
Key Features
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OEM -0.40″ WC pressure switch for Rheem furnaces
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Confirms proper airflow and draft before ignition
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Helps prevent system faults and furnace lockouts
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Ensures safe and reliable heating operation
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Durable, long-lasting construction
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Direct-fit replacement for fast, accurate installation
