Reznor 193806 WC SPDT Pressure Switch - 0.20

The Reznor 193806 is a single pole double throw (SPDT) pressure switch designed for use in Reznor heating equipment. This safety component monitors air pressure within the system and activates at 0.20 inches water column (WC), ensuring proper combustion air flow before allowing the burner to operate.

Key Features:

• SPDT (Single Pole Double Throw) switching configuration for versatile wiring applications
• Activation pressure: 0.20 inches water column
• Designed specifically for Reznor unit heaters and HVAC equipment
• Acts as a safety interlock to verify adequate combustion air pressure
• Direct OEM replacement part ensuring proper fit and reliable operation

This pressure switch is a critical safety component that prevents burner operation when insufficient air pressure is detected, protecting against incomplete combustion and potential safety hazards. It is commonly used in Reznor gas-fired unit heaters, furnaces, and commercial heating systems.