Description
The Aaon P83851 is a genuine OEM flame sensor wire designed as a direct replacement for Aaon commercial HVAC equipment. This wire plays a critical role in the burner control circuit, transmitting the flame-sense signal between the flame sensor rod and the ignition control board to ensure safe, accurate burner operation.
Why Choose the Aaon P83851 Flame Sensor Wire?
Using an authentic Aaon OEM replacement wire ensures proper electrical compatibility and signal integrity within your unit’s flame-sensing circuit. Aftermarket substitutes may introduce resistance inconsistencies or insulation failures that can trigger nuisance lockouts or, worse, compromise burner safety. The P83851 is built to Aaon’s exact specifications, giving technicians confidence in every installation.
Key Features
- Genuine Aaon OEM replacement part — SKU P83851
- Designed for use in Aaon commercial rooftop and air-handling equipment
- Maintains proper flame-sense signal transmission to the ignition control board
- High-temperature insulation suitable for burner compartment environments
- Direct drop-in replacement for simplified installation
- Helps prevent nuisance lockouts caused by degraded or damaged wiring
Application
This flame sensor wire is intended for use in Aaon HVAC systems where the original wire has become damaged, cracked, or has developed insulation breakdown due to heat exposure over time. Always verify compatibility with your specific Aaon unit model before ordering.
Installation Notes
- Disconnect power before servicing any burner components
- Route wire away from sharp edges and hot surfaces where possible
- Ensure secure connections at both the flame sensor rod and control board terminals
- Refer to the Aaon unit service manual for wiring diagrams and torque specifications







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