Reznor 193808 SPDT Pressure Switch WC - 0.50

The Reznor 193808 is a single pole double throw (SPDT) pressure switch kit designed for precise air pressure monitoring and control in commercial and industrial HVAC systems. This pressure switch activates or deactivates circuits based on a set pressure threshold of 0.50 inches water column (WC), ensuring proper system operation and safety.

Key Features:

• SPDT configuration allows connection to two different circuits for versatile control applications
• Dual 1/4" barb connections for easy hose attachment
• 3-wire electrical connection for reliable circuit control
• 2-hose connection points for pressure sensing
• 0.50" WC pressure rating for accurate low-pressure applications
• Complete pressure switch kit ready for installation

Compatible Models: RDF1-20, RDF1-40, RDF1-50, RDF1-65, RDF2-80, RDF2-120, RDF3-180, RDF3-260

This genuine Reznor OEM replacement part ensures safe operation by turning the heating unit on or off based on pressure level variations, maintaining proper airflow and combustion conditions. Also replaces Reznor part number 137495.