Lennox Y8802 – Supco NS2000031 Universal Air Pressure Switch is a professional-grade OEM furnace draft proving replacement designed to restore safe and reliable heating system operation. Engineered for universal compatibility and adjustable performance, this air pressure switch covers a wide range from 0.10" to 10.0" inches water column (WC), making it an ideal solution for replacing failed or out-of-calibration furnace pressure switches in residential and light commercial HVAC systems.
In gas furnaces, the air pressure switch verifies proper inducer motor draft before ignition. If the switch fails, the furnace will not start or may cycle improperly. The Supco NS2000031 provides accurate draft proving to ensure safe burner operation, protect the heat exchanger, and maintain manufacturer safety standards.
Product Specifications
Brand: Supco
Lennox Catalog Number: Y8802
Model Number: NS2000031
Type: Universal Air Pressure Switch
Adjustment Range: 0.10" WC to 10.0" WC
Application: Furnace draft proving / inducer motor pressure verification
Base Unit of Measure: Each
Key Features and Benefits
Wide Adjustable Range
Covers 0.10 to 10.0 inches water column, eliminating the need to stock multiple fixed pressure switches. Ideal for service trucks and HVAC contractors.
Universal Replacement Design
Designed to replace many OEM single-stage furnace air pressure switches across multiple brands, including Lennox systems.
Restores Safe Furnace Operation
Ensures proper inducer draft before ignition, preventing unsafe burner operation and nuisance lockouts.
Durable Construction
Built for reliable long-term performance in high-temperature furnace environments.
Easy Installation
Simple wiring and hose connection design allows for efficient field replacement and calibration.
Applications
Residential gas furnaces
Light commercial heating systems
Draft verification troubleshooting
Furnace no-heat diagnostics
Why Buy Lennox Y8802 from Beenimax
At Beenimax, we supply trusted OEM and professional HVAC replacement parts for contractors and property owners. The Lennox Y8802 Supco NS2000031 Universal Air Pressure Switch is carefully selected to provide flexibility, reliability, and value for HVAC service professionals. Fast shipping, competitive pricing, and dependable customer support make Beenimax a preferred source for furnace pressure switches and HVAC safety controls.
If your furnace is experiencing ignition failure, pressure switch lockouts, or draft verification errors, replacing a faulty air pressure switch with the adjustable Supco NS2000031 can restore system performance quickly and safely.
Order the Lennox Y8802 Supco NS2000031 Universal Air Pressure Switch today from Beenimax and keep your heating system running safely and efficiently.