50A55-843 Integrated Furnace Control Board Compatible with White-Rodgers & Lennox

Perfect OEM Replacement
The 50A55-843 integrated furnace control board is specifically engineered to replace the original 50A55-843 model, ensuring 100% compatibility with Lennox and White-Rodgers heating systems. It provides stable, worry-free operation for your gas furnace.

Smart Microprocessor Control
Equipped with an advanced microprocessor, this automatic gas ignition control board continuously monitors and manages the correct operation of the gas burners, inducer motor, and blower fan—delivering reliable and efficient heating during the cold season.

High Performance & Safety
This board ensures accurate gas ignition timing, immediate detection of ignition failures, and safe system shutdown in abnormal conditions—helping extend furnace life while improving safety and energy efficiency.

Direct Replacement & Easy Installation
Designed as a plug-and-play replacement, the 50A55-843 control board requires no modification. Clear instructions make installation quick and straightforward, even for technicians or DIY users with basic experience.

Specifications:

Model: 50A55-843

Type: Integrated Furnace Control Board

Condition: 100% Brand New

Fitment: Direct replacement for Lennox & White-Rodgers systems

Function: Automatic gas interrupt ignition with continuous system monitoring

Package Includes:

1 × Furnace Control Board

1 × Accessory Kit

1 × User Manual

Shipping Information:
Free Quick Shipping to USA.
Estimated Time of Arrival: within 3-8 working days.
Warranty:
1.Customers have the right to request a return within 60 days from the date of product receipt.
2.At Itopteng, we offer prompt customer service to assist with product usage inquiries and facilitate returns or refunds.