Description
The Trane SEN1457 Flame Sensor is an OEM replacement component engineered to deliver dependable flame detection in Trane heating systems. Designed to work seamlessly with compatible Trane furnaces and air handlers, this sensor plays a critical role in safe burner operation by confirming the presence of a flame during the ignition sequence — preventing unburned gas from accumulating and protecting both equipment and occupants.
Key Features
- OEM Trane replacement flame sensor for precise fit and function
- Ensures accurate flame detection during burner ignition cycle
- Helps prevent nuisance lockouts caused by a worn or contaminated sensor
- Supports safe, reliable furnace operation by confirming active combustion
- Direct drop-in replacement minimizes installation time
Why Replace Your Flame Sensor?
Over time, flame sensors can accumulate oxidation or carbon buildup on the sensing rod, causing the furnace control board to fail to detect the flame signal. This results in the furnace shutting down after a few seconds of operation — a common service call symptom. Replacing the SEN1457 flame sensor restores proper signal conductivity and eliminates nuisance no-heat calls.
Application
- Designed for use in compatible Trane furnace and heating systems
- Ideal for HVAC technicians performing routine maintenance or emergency service calls
- Recommended replacement during annual furnace tune-ups or when flame sensor failure codes are present
Product Details
- Brand: Trane
- Part Number / SKU: SEN1457
- Component Type: Flame Sensor







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