Description
The Rheem 42-105601-25K -0.35" WC SPST Pressure Switch is a genuine OEM replacement component designed to monitor and control airflow in compatible Rheem HVAC and furnace systems. This single-pole, single-throw (SPST) switch ensures safe and efficient system operation by detecting pressure changes and triggering system responses as needed.
Key Features
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OEM SPST pressure switch for furnace and HVAC systems
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Rated at -0.35" water column for accurate pressure monitoring
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Ensures safe and reliable operation of heating and cooling units
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Compatible with select Rheem, Ruud, and Richmond equipment
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Durable construction for long-lasting performance






