
21291 Comparison
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![]() | $188.03 | Condition is New, 21291 NBK Furnace Draft inducer Motor for Trane BLW01137 Fasco A276 712112480, FREE SHIPPING | ![]() |

The NBK 21291 furnace draft inducer motor is an essential component for maintaining proper combustion and efficient operation in Trane BLW01137 gas furnaces, as well as FASCO A276, 712112480 models. This motor plays a crucial role in creating a negative pressure inside the furnace to draw in fresh air for combustion while preventing harmful gases from escaping.
This inducer motor is a universally sized TEFC (totally enclosed fan cooled) design, which provides protection against external elements and features a fan to cool the motor during operation. It is a 1-phase, 120-volt, 60 Hz motor with a total weight of 8.5 pounds. The motor's dimensions are 7.6 inches long, 5.8 inches wide, and 5.2 inches tall.
The NBK 21291 motor features a high-performance, permanent split capacitor (PSC) design, which provides reliable and consistent operation. The motor's shaft is made from high-strength steel for durability and longevity. The motor's impeller is engineered for optimal airflow and efficiency, ensuring the furnace operates at its peak performance.
The motor housing is made of cast aluminum, which offers excellent heat dissipation properties and protects the internal components from external damage. The motor comes with a sturdy mounting bracket and a 16-foot power cord for easy installation.
This draft inducer motor is designed to offer quiet operation, reducing noise levels in the home. It is also energy efficient and complies with the latest industry standards, making it an eco-friendly choice for homeowners.
The NBK 21291 furnace draft inducer motor for Trane BLW01137 and FASCO A276, 712112480 models is a high-quality, reliable, and efficient solution for maintaining proper combustion in your gas furnace. Its robust design, quiet operation, and energy efficiency make it an excellent investment for homeowners looking to ensure their furnace operates at its best.
Pros and Cons of Buying an NBK 21291 Furnace Draft Inducer Motor for Trane BLW01137 Fasco A276 712112480
Introduction:The NBK 21291 is a draft inducer motor designed to fit the Trane BLW01137 Fasco A276 712112480. This motor is essential for proper furnace operation, as it helps draw in combustion air and exhaust fumes. In this article, we will discuss the potential advantages and disadvantages of purchasing a NBK 21291 motor for your Trane furnace.
Pros:1. OEM Compatibility: The NBK 21291 is designed specifically for the Trane BLW01137 Fasco A276 712112480, ensuring a perfect fit and optimal performance.
2. Improved Energy Efficiency: A functioning draft inducer motor can help your furnace run more efficiently, reducing energy consumption and potentially lowering your utility bills.
3. Enhanced Comfort: A well-functioning draft inducer motor ensures that your furnace is able to maintain consistent temperatures throughout your home, improving overall comfort.
Cons:1. Cost: Original equipment manufacturer (OEM) parts like the NBK 21291 can be more expensive compared to aftermarket alternatives.
2. Potential for Obsolescence: OEM parts may become harder to find or discontinued as newer models are released, potentially limiting future repair options.
3. Longer Lead Times: Due to their specificity, OEM parts like the NBK 21291 may take longer to ship and receive compared to aftermarket alternatives.
Ending Conclusion:The NBK 21291 draft inducer motor offers several advantages, including OEM compatibility, improved energy efficiency, and enhanced comfort. However, it also comes with potential disadvantages, such as higher cost, potential for obsolescence, and longer lead times. Ultimately, the decision to purchase the NBK 21291 motor depends on your individual circumstances, including your budget, preference for OEM parts, and the urgency of your repair needs. If you prioritize the peace of mind that comes with using an original OEM part, the NBK 21291 may be the best choice for you. Alternatively, if you're looking for a more cost-effective solution, you may want to consider aftermarket alternatives.
Recommendation:If budget is not a concern and you prefer the peace of mind that comes with using an original OEM part, we recommend purchasing the NBK 21291 draft inducer motor for your Trane BLW01137 Fasco A276 712112480. However, if cost is a concern, you may want to explore aftermarket alternatives while ensuring they are compatible with your specific furnace model. Always double-check the compatibility of aftermarket parts before making a purchase to avoid potential issues.
Details:
Replacement for brands and numbers, trane, American standard, fasco, A276, BLW01137, d330757p01, d342094p05, 712112480, 702111871, 7021-9011: brand: Nbk motors, manufacturer: mpn: 21291. Three wires green ground, black w/ female terminal, white mole connector. Ball bearing. 21291 Nbk furnace draft inducer motor for trane BLW01137 fasco A276 712112480: number 21291: trane, American standard BLW01137: specifications: hp 1/55.
Gasket and thermostat not included. PCs motor, capacitor included and mounted.
specifications centrafurn:
- brand: Nbk Motors
- mpn: 21291
- part type: Inducer Furnace Motor
- items included: Motor Asm
- country of origin: Taiwan
- upc: 810069185606
- product type: Replacement Household Furnace Motors
general centrafurn:
- category: Home & Garden > Heating, Air > Cooling Systems > Central Furnaces
offer centrafurn:
- started: april 16, 2026
- in stock #: 1
- availability: in stock
- options: ship-to-home
- sold #: 5
- price: $188.03
- item condition: New
returns centrafurn:
- method: money back
- paid by: seller
- time: 30 days
- policy: returns accepted
shipping centrafurn:
- type: calculated
- service: usps ground advantage, usps priority mail, fedex ground / fedex home delivery, fedex standard overnight
- transit: 2-6 days
- carrier: usps, fedex
- class: standard, expedited, one-day
payments centrafurn:
- other
- credit card: diners-club
- wallet: apple-pay
seller centrafurn:
- rating: 99.8%
- city: lancaster, pennsylvania
- # reviews: 849646
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