Description
The Reznor 195573 Control Board with Cooling Relay is a genuine OEM direct spark ignition (DSI) control board designed for commercial and industrial HVAC systems. This control board manages key functions in gas‑fired heater operation, including ignition timing, flame sensing, and activation of the cooling relay. It acts as the “brain” of the heating system, coordinating electrical signals to components such as the inducer motor, blower motors, ignition system, and safety switches to ensure reliable and safe performance.
Key Features
- True OEM replacement part engineered for Reznor gas‑fired HVAC units, ensuring compatibility and performance.
- Direct spark ignition (DSI) control helps manage ignition sequencing for consistent start‑ups.
- Includes integrated cooling relay for coordinated cooling system operation where applicable.
- Controls blower motors, inducer motors, and safety sensors to maintain efficient heating cycles.
- Durable construction built for commercial and industrial environments, supporting long‑term reliability.
