7121-8910

The FASCO 7121-8910 burner motor U21B is a crucial component for maintaining the optimal performance of your furnace. This motor, designed specifically for use with 115V electrical systems, delivers a current of 2.5 Amperes to power your furnace's burners.

Crafted from high-quality materials, this motor is built to withstand the rigors of constant use in a heating application. Its compact design allows for easy installation, making it an ideal replacement for aging or failed motors. Measuring approximately 1.2 inches in diameter and 1.8 inches in length, this motor is a perfect fit for most standard furnace applications.

The U21B motor boasts a robust, single-phase, split-phase design. This configuration ensures consistent power delivery to the furnace burners, ensuring reliable ignition and even heating. The motor's efficient design also helps to reduce energy consumption, resulting in cost savings over time.

Safety is a top priority with the FASCO 7121-8910 burner motor U21B. It is equipped with both thermal and overload protection, which help to prevent damage to the motor and prolong its lifespan. The motor housing is also insulated, helping to minimize electrical noise and ensuring a quiet operation.

With a voltage range of 100V to 127V and a frequency of 50/60Hz, this motor is a versatile choice for a wide range of heating applications. Its universal compatibility with most standard furnace systems makes it an excellent choice for DIY installations or as a replacement part for professional technicians.

In summary, the FASCO 7121-8910 burner motor U21B is a high-performance, reliable, and efficient component that is essential for ensuring the proper functioning of your furnace. Its robust design, thermal and overload protection, and quiet operation make it an excellent choice for both residential and commercial heating applications.

The FASCO 7121-8910 burner motor U21B is a component used in furnaces to power the burners. Here are some pros and cons that may help you decide whether to purchase this motor for your 115V, 2.5A furnace:

1. Replacement Part: If your existing burner motor has failed, this part is a direct replacement for many furnace models.

2. Energy Efficient: The motor is designed to be energy efficient, which can help reduce your overall heating costs.

3. Reliable: FASCO is a well-known brand in the HVAC industry, and this motor is known for its durability and reliability.

4. Easy Installation: The motor comes with clear installation instructions, making it a relatively straightforward process for homeowners or HVAC professionals to install.

1. Cost: The motor may be more expensive than some aftermarket or generic alternatives.

2. Availability: Depending on your location, availability of this specific motor may be limited, requiring you to order it online or from a specialty supplier.

3. Compatibility: While this motor is compatible with many furnace models, it's essential to verify that it will work with your specific make and model before purchasing.

In conclusion, the FASCO 7121-8910 burner motor U21B offers reliable performance, energy efficiency, and ease of installation. However, it may be more expensive than some alternatives and may have limited availability. Ultimately, if you need a replacement motor for your furnace and are confident in its compatibility, this motor's advantages may outweigh its disadvantages. It's always a good idea to check with a professional HVAC technician or the manufacturer's website for confirmation before making a purchase.

Recommendation: Based on the information provided, if you need a reliable and energy-efficient burner motor for your 115V, 2.5A furnace and are confident in its compatibility, the FASCO 7121-8910 burner motor U21B is a solid choice. However, it's essential to consider the motor's cost and availability before making a decision. If cost is a significant concern, you may want to explore aftermarket or generic alternatives, but be sure to verify their compatibility and reliability before making a purchase.

Details:

With a voltage of 115v and current rating 2.5a, this black motor is compatible with the Fasco furnace model 7121-8910. The Fasco burner motor type U21B is a corded electric motor designed specifically for use in furnaces. This product is essential for maintaining and repairing heating systems, ensuring efficient reliable operation of your central system.

specifications centrafurn:

• brand: Fasco
• mpn: 7121-8910
• model: Type-u21b
• type: Burner Motor
• power source: Corded Electric
• heating system: Furnace
• voltage: 115 V
• color: Black
• current rating: 2.5 A

general centrafurn:

• category: Home & Garden > Heating, Air > Cooling Systems > Central Furnaces

offer centrafurn:

• started: january 9, 2026
• prices: $39.99–$599.00
• item condition:
  • Open box
  • New – Open box
  • Used
  • New
  • For parts or not working
• options: ship-to-home
• in stock #: 5
• best offers: true
• sold #: 12
• availability: in stock

seller centrafurn:

• # reviews: 0
• city: kokomo, indiana
• rating: 0.0%

payments centrafurn:

• other
• credit card: diners-club
• wallet: paypal
• money order

shipping centrafurn:

• service: usps priority mail
• carrier: usps
• class: expedited
• transit: 4-11 days
• type: calculated

returns centrafurn:

• policy: no returns

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