Replacement Control Board

This replacement ignition control board kit is engineered for Lennox G71MPP series gas furnaces and compatible models, delivering reliable microprocessor-based ignition control and system diagnostics. The 24V board measures 8.25 inches by 6.25 inches and supports both communicating and non-communicating furnace applications, making it suitable for a wide range of Lennox heating systems. The complete kit includes the ignition control board, comprehensive installation instructions, a diagnostic code sticker for quick troubleshooting, and a wire diagram sticker for simplified service and maintenance. The advanced microprocessor-based controls ensure safe, consistent ignition performance while the intelligent diagnostic features enable technicians to rapidly identify and resolve system issues, minimizing downtime and service calls. Weighing 2.15 lbs when packaged, this control board is designed for straightforward installation by qualified HVAC professionals. It is ideal for furnace replacement, system upgrades, and emergency repairs in residential and light commercial heating applications. The kit's comprehensive documentation and diagnostic capabilities reduce troubleshooting time and support efficient system operation. This replacement component maintains compatibility with original Lennox specifications and performance standards, ensuring optimal furnace function and customer satisfaction.