Reznor 204376 Hot Surface Ignition Board

The Reznor 204376 is a genuine OEM hot surface ignition board designed for Reznor gas-fired heating equipment. This critical electronic component controls the ignition sequence in Reznor unit heaters, duct furnaces, and other gas heating systems, ensuring reliable and safe operation.

Key Features:

• Genuine Reznor OEM replacement part for assured quality and compatibility
• Hot surface ignition technology for efficient, reliable starts
• Engineered specifically for Reznor gas-fired heating equipment
• Direct replacement ignition control board
• Manufactured to original equipment specifications

Hot surface ignition boards are essential components in modern gas heating systems, replacing traditional pilot lights with electronic ignition for improved efficiency and reliability. This board manages the ignition cycle, flame sensing, and safety lockout features to ensure proper furnace operation. When your Reznor heater fails to ignite or experiences intermittent operation, a faulty ignition board is often the culprit. Installing a genuine Reznor replacement part ensures compatibility and restores your heating system to factory performance standards.