Description
The Rheem 42-101233-81 Pressure Switch is a genuine OEM safety component designed to monitor airflow and pressure in compatible furnace and HVAC systems. With a 0.35″ PF rating, SPST configuration, and 1/4″ barbed connection, this switch helps protect equipment by detecting unsafe pressure conditions and interrupting system operation when necessary.
Key Features
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OEM pressure switch for furnace and HVAC applications
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0.35″ PF pressure rating for accurate monitoring
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SPST configuration for reliable safety control
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1/4″ barbed connection for secure installation
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Protects system components from unsafe pressure conditions
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Durable construction for long-lasting performance
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Compatible with select Rheem, Ruud, and Richmond units






