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Item #:
212628323
50A66-123 Control Board,50A66-123-04 Furnace Control Circuit Board Compatible with Lennox, Replaceor Furnace Control Board 50A66-122,
Item #:
212628323
BND 237
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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In stock
Imported from USA store
QTY:
Order now and get it around Saturday, September 12
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The 50A66-743: the perfect solution for reliable automatic ignition control, enhancing system performance with cutting-edge microprocessor technology.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Wide Compatibility
This control board is compatible with various Lennox furnace models, simplifying replacement needs and enhancing accessibility for users seeking reliable options for model numbers like 50A66-122 and more.
Easy Installation
Designed for straightforward installation, the 50A66 series allows users to replace their furnace control boards efficiently without requiring professional assistance, saving time and money on costly repairs.
Reliable Performance
Engineered for durability, this control circuit board ensures effective operation of heating systems, providing consistent performance and reliability that enhances comfort in residential environments.
Product Details
Who Should Buy?
-
Lennox Users
Ideal for users with Lennox furnaces needing an exact replacement for optimal furnace performance.
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DIY Repair Enthusiasts
Great for those comfortable with DIY home repairs, providing an affordable furnace control board solution.
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Technicians
Beneficial for HVAC technicians seeking reliable replacement parts to repair client heating systems efficiently.
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Non-Lennox Furnaces
Not suitable for furnaces from other brands, as compatibility issues may arise leading to potential function failures.
Product Description
50A66-123 Control Board,50A66-123-04 Furnace Control Circuit Board Compatible with Lennox, Replaceor Furnace Control Board 50A66-122, 50A66-743,50A66-843, 69M15,23W51, 100925-03
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Customer Questions & Answers
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Question:
What does the 50A66-743 control?
Answer: It controls the proper operation of the inducer and fan with automatic ignition and flame sensing. -
Question:
Is the 50A66-743 a direct replacement for other models?
Answer: Yes, it is designed to replace several part numbers including 100925-01, 100925-02, and others. -
Question:
How do I install the 50A66-743?
Answer: It is recommended to take a picture of the old unit before removing it to ensure correct wiring.
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Pros
- Excellent durability
- User-friendly design
- High performance
- Stylish appearance
- Great customer support
Cons
- A bit heavier than some alternatives.
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“Easy to use and always helpful and sorts any issues I've had past and present”
1 September 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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BND 237
Order now and get it around Saturday, September 12
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
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Fastest cross-border delivery
Features & Benefits
- Automatic interrupted ignition control for reliable performance.
- Microprocessor technology ensures continuous monitoring and operation.
- Replaces multiple part numbers for convenience and compatibility.
- Features diagnostic LED indicators for easy installation and troubleshooting.
- Includes safety timings and adjustable fan delay options.
- Designed for high volume major brand controls, ensuring high quality.
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