Reznor 201161 Pressure Switch -1.30 w.c. HW IS220

Description

The Reznor 201161 is an OEM replacement pressure switch designed for use with Reznor IS220 series heating equipment. Factory-set at -1.30 inches of water column (w.c.), this pressure switch monitors combustion air or inducer pressure to verify safe operating conditions before allowing burner ignition — a critical safety function in modern gas-fired heating systems.

Key Features

• OEM Reznor replacement part — ensures proper fit and function
• Factory set point of -1.30 inches water column (w.c.)
• Designed for Reznor IS220 series heating units
• Monitors inducer/combustion air pressure for safe burner operation
• Helps prevent unsafe ignition if proper draft is not established
• Direct drop-in replacement for simplified servicing

Application

This pressure switch is intended for use in Reznor gas-fired unit heaters and heating systems within the IS220 product family. It plays a vital role in the safety control circuit by confirming that the draft inducer is operating correctly before the gas valve is permitted to open. Replacing a faulty pressure switch with the correct OEM part ensures the unit operates within manufacturer specifications and maintains system safety.

Why Choose OEM Reznor Parts?

Using genuine Reznor replacement components guarantees compatibility, maintains warranty integrity, and delivers the reliability your customers expect. The 201161 pressure switch is the manufacturer-specified part for IS220 series applications, eliminating guesswork during service calls.