Description
The Trane CNT5135 Dual Stage DSI Control Module is a genuine OEM dual-stage direct spark ignition (DSI) control module used in many Trane gas furnaces to manage ignition sequencing and flame sensing. It modulates burner stages based on system demand, helping improve heating comfort and efficiency compared with single-stage boards. Designed to fit Trane equipment that uses two-stage heat operation, this module provides reliable control and proper communication with thermostats and safety circuits. Its OEM construction ensures correct electrical and mounting fit, reducing troubleshooting time and boosting system reliability.
Key Features
- OEM Trane dual-stage DSI control module for accurate ignition control
- Controls two levels of burner heat output for comfort and efficiency
- Manages direct spark ignition with built-in flame sensing
- Designed to match Trane electrical and mounting specifications
- Helps reduce nuisance lockouts and misfires
- Durable design for long-term HVAC service life
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