Reznor 205444 Pressure Switch WC - 0.30

The Reznor 205444 is a differential pressure switch designed for use in Reznor heating equipment. This pressure switch is calibrated to activate at 0.30 inches water column (WC), making it suitable for monitoring air pressure differentials in gas-fired heaters and unit heaters.

Key Features:

• Pressure setting: 0.30 inches water column (WC)
• Genuine Reznor OEM replacement part
• Designed for reliable pressure sensing in HVAC applications
• Ensures proper air flow verification before burner ignition
• Critical safety component for gas heating systems

This pressure switch is a safety device that verifies adequate combustion air pressure or vent pressure before allowing the heating system to operate. It's commonly used in Reznor unit heaters, duct furnaces, and other commercial heating equipment to ensure safe and efficient operation.