Description
Reznor 1034349R Pressure Switch Overview
The Reznor 1034349R is a genuine OEM pressure switch designed as a direct replacement for compatible Reznor heating equipment. Pressure switches play a critical role in the safe operation of gas-fired unit heaters and furnaces, verifying that proper airflow and draft conditions exist before allowing ignition to proceed. Using an authentic Reznor replacement part ensures precise calibration, reliable performance, and continued compliance with the original equipment specifications.
Key Features
- Genuine Reznor OEM replacement pressure switch
- Designed for direct, drop-in replacement on compatible Reznor heating units
- Monitors system pressure to confirm safe operating conditions before ignition
- Helps prevent unsafe operation due to blocked flues, failed draft inducers, or inadequate airflow
- Engineered to meet original equipment tolerances and performance standards
- Supports reliable, long-term operation of Reznor heating systems
Application
The Reznor 1034349R Pressure Switch is intended for use as a replacement component in Reznor gas-fired unit heaters and related heating equipment. Always verify compatibility with your specific Reznor model before installation. Consult the equipment service manual or a qualified HVAC technician to ensure proper application.
Why Choose a Genuine OEM Part?
Aftermarket substitutes may not meet the precise calibration requirements of your Reznor equipment. Genuine OEM parts like the 1034349R are manufactured to exact factory specifications, helping to maintain warranty coverage, system safety, and peak heating performance.







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