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LENNOX 50029412-001 Surelight Furnace Control Board

50029412-001 Lennox Surelight Furnace Control Board Rev A Oem Tested Working

( Brand: Lennox ), ( Manufacturer Part Number: 50029412-001 ), ( Model: 50029412-001 REV A ), ( Compatible Brand: For Lennox ), ( Type: Furnace Control Board ), ( Power Source: Corded Electric ), ( Voltage: 24 V ), ( Year Manufactured: 2002 ), ( Compatible Product: Central Furnace ), ( Item Weight: 1 Lb ), ( Power Phase: 1 Phase )

Review LENNOX Surelight Furnace Control Board Rev Oem Tested Working

The **Lennox 50029412-001 SureLight Furnace Control Board** is a high-performance, precision-engineered component designed to serve as the central nervous system for Lennox s advanced gas furnaces, ensuring seamless operation, energy efficiency, and reliable comfort control. This state-of-the-art control board is built to integrate flawlessly with Lennox s SureComfort and SureComfort II series furnaces, offering homeowners and HVAC professionals a robust solution for maintaining optimal indoor climate regulation. Engineered with cutting-edge electronics and robust circuitry, the 50029412-001 board features a compact yet durable design, housing critical components such as a microcontroller, solid-state relays, and diagnostic interfaces that work in tandem to monitor and regulate furnace functions with unparalleled accuracy. Its advanced digital architecture enables precise modulation of the gas valve, blower motor, and ignition system, allowing for efficient heating while minimizing energy waste an essential feature for modern homes seeking both comfort and sustainability.

Beyond its technical prowess, the Lennox SureLight control board is designed with reliability in mind, incorporating protective measures against electrical surges, voltage fluctuations, and environmental stressors that could compromise performance. The board s sealed construction and high-quality materials ensure longevity, reducing the likelihood of premature failure and the associated downtime and repair costs. For HVAC technicians, the 50029412-001 offers intuitive diagnostics through its integrated self-testing capabilities, providing clear error codes and troubleshooting guidance via the furnace s display panel or compatible Lennox control systems. This feature streamlines maintenance and repair processes, allowing for quicker resolution of issues while maintaining the furnace s efficiency and operational integrity.

Ideal for both residential and light commercial applications, the Lennox SureLight control board is a testament to the brand s commitment to innovation and quality. Whether installed in a newly constructed home or retrofitted into an existing system, this component ensures that Lennox furnaces deliver consistent, dependable heating performance year after year. Its compatibility with Lennox s advanced thermostats, smart home integrations, and energy-saving technologies further enhances its versatility, making it a cornerstone of modern heating solutions. By choosing the 50029412-001, homeowners and contractors alike invest in a control board that not only meets but exceeds industry standards for performance, durability, and ease of use.

**Pros and Cons of buying a Lennox 50029412-001 SureLight Furnace Control Board**

The Lennox 50029412-001 is a control board used in certain models of Lennox furnaces, particularly those with the SureLight ignition system. Below is a detailed breakdown of its advantages and disadvantages.

### **Pros**

1. **Compatibility with Lennox Furnaces** This control board is specifically designed for select Lennox furnace models, ensuring proper functionality and integration with the system. It is commonly used in furnaces with the SureLight ignition system, which is known for its reliability and efficiency.

2. **Reliability and Durability** Lennox is a well-established brand with a reputation for producing high-quality HVAC components. The control board is built to withstand regular operational stress, reducing the likelihood of frequent failures if installed correctly.

3. **Energy Efficiency** The SureLight ignition system is designed to minimize fuel waste by ensuring precise ignition and combustion control. This can lead to better energy efficiency compared to older ignition methods.

4. **Ease of Installation (for Qualified Technicians)** While installation requires some technical skill, Lennox provides documentation and wiring diagrams to assist with the process. However, improper installation can void warranties or cause further issues.

5. **Warranty Coverage** If purchased directly from Lennox or an authorized dealer, the control board may come with a manufacturer s warranty, offering protection against defects in materials or workmanship.

6. **Long-Term Cost Savings** Replacing a faulty control board can prevent more extensive damage to the furnace, such as damage to the gas valve, flame sensor, or heat exchanger, which can be far more costly to repair.

7. **Availability of Parts and Support** Lennox has a widespread network of service providers and authorized dealers, making it easier to find replacement parts, diagnostic tools, or technical support if needed.

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### **Cons**

1. **High Cost** The Lennox 50029412-001 control board is not an inexpensive part. Prices can range from $150 to $300 or more, depending on the retailer and whether it is new or refurbished. This can be a significant upfront cost for homeowners.

2. **Labor Costs** Even if the part itself is affordable, hiring a licensed HVAC technician to install it will add to the expense. Labor costs for furnace repairs can range from $150 to $500 or more, depending on the complexity of the job and local rates.

3. **Potential for Counterfeit or Low-Quality Parts** Purchasing from unauthorized sellers (e.g., eBay, Amazon, or unlicensed dealers) risks receiving counterfeit or refurbished parts that may not function correctly. This can lead to repeated failures or voided warranties.

4. **Complex Installation** Replacing a control board requires electrical and HVAC knowledge. Miswiring or improper handling can damage the furnace, void warranties, or create safety hazards. Homeowners without technical experience should avoid attempting this repair themselves.

5. **Age of the Furnace** If the furnace is old (e.g., 15 years), replacing just the control board may not be cost-effective. In such cases, a full furnace replacement might be more economical in the long run.

6. **Diagnostic Challenges** Symptoms like a "no ignition" error or erratic operation can stem from other issues (e.g., faulty gas valve, dirty flame sensor, or electrical problems). A technician may need to diagnose the root cause before confirming that the control board is the problem, adding to the time and cost.

7. **Limited Lifespan** Like all electronic components, control boards eventually wear out. If the furnace has been running for many years, the control board may fail again sooner rather than later, necessitating another replacement.

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### **Conclusion**

The Lennox 50029412-001 SureLight furnace control board is a critical component for furnaces relying on the SureLight ignition system. Its primary advantages lie in its compatibility, reliability, and potential to improve furnace efficiency. However, the high cost, labor requirements, and risk of counterfeit parts make it a significant investment. Whether this replacement is worthwhile depends on the age and condition of the furnace, the urgency of the repair, and the availability of qualified technicians.

For homeowners facing a faulty control board, the decision should be based on a cost-benefit analysis:

- If the furnace is relatively new and the control board is confirmed as the issue, replacing it may be the most cost-effective solution.

- If the furnace is older or has multiple recurring issues, a full replacement might be more practical.

- Always purchase from authorized Lennox dealers or reputable HVAC suppliers to ensure authenticity and warranty coverage.

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### **Recommendation**

1. **Verify the Problem** Before purchasing, confirm that the control board is indeed the faulty component. A licensed HVAC technician should diagnose the issue to avoid unnecessary expenses.

2. **Purchase from Authorized Sources** Buy the Lennox 50029412-001 from an authorized Lennox dealer, a trusted HVAC supply company, or the manufacturer s website to ensure authenticity and warranty protection.

3. **Hire a Professional for Installation** Unless you have extensive HVAC experience, do not attempt the installation yourself. Improper handling can lead to safety hazards or further damage. A certified technician will ensure correct installation and proper system calibration.

4. **Consider Furnace Age and Efficiency** If the furnace is outdated (e.g., pre-2000s) or has a low AFUE (Annual Fuel Utilization Efficiency) rating, replacing just the control board may not be the best long-term solution. In such cases, explore furnace upgrades or replacements that offer better efficiency and reliability.

5. **Budget for Labor and Potential Additional Repairs** Account for labor costs and the possibility of related issues (e.g., a dirty flame sensor or gas valve problems) that may arise during or after the replacement.

6. **Explore Warranty Options** If the furnace is under warranty, check whether the control board is covered. Some Lennox warranties may extend to certain components, reducing out-of-pocket expenses.

**Final Verdict:** If the Lennox 50029412-001 is the confirmed issue in a furnace that is otherwise in good condition, replacing it with a genuine part and professional installation is the recommended course of action. However, weigh the costs against the furnace s age and overall health to determine whether this repair aligns with your long-term HVAC strategy.

Details:

No burn marks or damaged traces. Two-Stage Gas Furnace Control Board Compatible with various Lennox furnaces using SureLight system. Important: Please verify compatibility with your furnace model before purchasing. Features: Two Stage Heat W1 / W2 Cooling Y1 Y2 DH Humidity Control Flame Sense Diagnostic LED OEM Lennox board not aftermarket condition: Tested and fully functional.

Untested removed from unit. Removed from a properly operating furnace.

part #: 50029412001 price

  • $149.99

specifications hvaapa:

  • brand: Lennox
  • mpn: 50029412-001
  • model: 50029412-001 Rev A
  • compatible brand: For Lennox
  • type: Furnace Control Board
  • power source: Corded Electric
  • voltage: 24 V
  • year manufactured: 2002
  • compatible product: Central Furnace
  • item weight: 1 Lb
  • power phase: 1 Phase

shipping hvaapa:

  • cost: $8.72
  • carrier: USPS
  • class: Standard
  • type: Calculated
  • transit: 5-9 Days
  • service: USPS Ground Advantage

general hvaapa:

  • condition: Used
  • HVAC Refrigeration > HVAC Refrigeration: Parts Accessories > HVAC Refrigeration: Controls Circuit Boards

payments hvaapa:

  • other
  • wallet: Google-pay
  • credit card: Discover

returns hvaapa:

  • policy: No Returns

offer hvaapa:

  • best offers: True
  • options: Ship-to-home
  • started: February 23, 2026
  • quantity: 1
  • availability: In Stock
  • sold: 0

seller hvaapa:

  • # reviews: 13
  • city: Lawrence Township, New Jersey
  • rating: 92.9%
compatible brand: for lennox, type: furnace control board, power source: corded electric, voltage: 24 v, year manufactured: 2002, compatible product: central furnace, item weight: 1 lb, power phase: 1 phase,
category: business & industrial > hvac refrigeration > hvac refrigeration: parts accessories > hvac refrigeration: controls circuit boards, sku: 16910594311252853,
Lennox 50029412-001 Is Similar To:
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2 offers $149.99–$149.99 USD
  • Used. Offer #1 priced at $149.99 + $9.42 shipping estimate = $159.41* total. Sold as-is.) Important: Please verify compatibility with your furnace model before purchasing Two-Stage Gas Furnace Control Board Compatible with various Lennox furnaces using SureLight system.+$9.42 shipping
  • Used. Offer #2 priced at $149.99 + $9.42 shipping estimate = $159.41* total. Board is clean with no visible burn marks Lennox SureLight Integrated Furnace Control Board OEM Part Number: Rev A Original Lennox SureLight furnace control board removed from a working gas furnace.+$9.42 shipping

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