Description
The Trane WIR13347 is an OEM wire harness engineered to provide a secure, reliable electrical connection between the main control board (MCB) and the A2L refrigerant sensor in compatible Trane HVAC systems. Designed as a direct factory replacement, this harness ensures proper signal transmission and system communication, helping maintain accurate refrigerant leak detection and safe system operation in units utilizing A2L low-GWP refrigerants.
Key Features
- OEM Trane replacement wire harness — direct factory fit
- Connects the main control board (MCB) to the A2L refrigerant sensor
- Supports accurate refrigerant leak detection in A2L-compatible systems
- Pre-terminated connectors for straightforward, error-free installation
- Maintains system integrity and communication between critical components
- Built to Trane’s quality and reliability standards
Application
This wire harness is intended for use in Trane HVAC equipment that incorporates A2L refrigerant sensor technology. A2L refrigerants (mildly flammable, low-GWP alternatives) require dedicated sensor monitoring for safe operation, making a properly functioning, undamaged wire harness essential for code-compliant and safe system performance.
Why Choose an OEM Wire Harness?
Aftermarket or improvised wiring solutions can introduce signal errors, connector incompatibilities, or safety risks. The Trane WIR13347 is manufactured to exact specifications, ensuring a perfect fit and reliable electrical performance — protecting both the equipment and the end user.
Product Details
- Brand: Trane
- Part Number: WIR13347
- Component Type: Wire Harness
- Function: MCB to A2L Sensor Connection







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