LENNOX Circuit Board: Mfr Part # 56M61
SKU 3G-OTH-78691
Need installation or engineering help?
Ask a question
Frequently Asked Questions
What is the LENNOX 56M61 circuit board used for?
The LENNOX 56M61 is an ignition control board used in HVAC systems to manage the ignition sequence for gas burners. It ensures safe and reliable burner startup in residential and light commercial heating equipment, making it a critical replacement part for maintenance and repair.
What are the specifications of the LENNOX 56M61 ignition control board?
The LENNOX 56M61 is an ignition control board with manufacturer part number 56M61. It is designed as a direct replacement for specific LENNOX HVAC systems. For exact electrical ratings and compatibility, consult the original equipment manual or contact 3G Electric for technical support.
Where to buy the LENNOX 56M61 circuit board worldwide?
3G Electric supplies the LENNOX 56M61 ignition control board to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source and deliver genuine replacement parts for HVAC systems across multiple departments.
How to install the LENNOX 56M61 ignition control board?
Installation of the LENNOX 56M61 ignition control board requires disconnecting power, removing the old board, and mounting the replacement in the same orientation. Follow the wiring diagram from the original equipment manual. Always verify gas valve and flame sensor connections. Consult a licensed HVAC technician for safe installation.
Used in
Common applications for LENNOXLENNOX Products
3G Electric supplies LENNOX replacement hvacr controls, switches & thermostats. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.














