51-104940-01

The Protech MB561 K55HXPWS-1740 blower motor is a powerful and efficient addition to any heating or cooling system. This motor comes with a rating of 1/2 horsepower and operates on a standard voltage of 115 volts, making it a versatile option for various applications. The motor boasts an impressive rotational speed of 1050 RPM, allowing it to effectively circulate air through the system.

The Protech MB561 blower motor offers a four-speed configuration, providing users with the flexibility to customize the airflow according to their specific needs. Each speed setting delivers consistent and reliable performance, ensuring optimal comfort in any environment. The use of a heavy-duty squirrel cage induction motor design ensures long-lasting durability, even under heavy usage.

The motor housing is constructed from a robust cast aluminum material, which not only adds to its overall durability but also helps to dissipate heat effectively. This ensures that the motor operates efficiently, even during prolonged periods of use. The motor is also equipped with a fully enclosed fan blade design, which not only protects the blower from external debris but also reduces noise levels, making it a quieter option compared to other models on the market.

The Protech MB561 K55HXPWS-1740 blower motor is easy to install and comes with a universal mounting configuration, allowing it to fit seamlessly into a variety of heating and cooling systems. The motor is also backed by a robust one-year warranty, giving users peace of mind and confidence in their purchase. Overall, this blower motor is a reliable and efficient solution for those in need of a high-performance and quiet air circulating system for their HVAC system.

Pros and Cons of Buying Protech K55HXPWS-1740 Blower Motor

The Protech MB561 blower motor is a 1/2 HP, 115V, 1050/4SPD model. It is designed to replace existing blower motors in various applications. In this analysis, we will discuss the advantages and disadvantages of purchasing this blower motor.

1. Compatibility: This Protech blower motor is designed to fit in a wide range of appliances, making it a versatile choice for homeowners and technicians.

2. Energy Efficiency: With a 4-speed design, this motor offers energy efficiency by allowing users to select the appropriate speed for their heating or cooling needs, reducing energy consumption.

3. Durability: Protech is a well-known brand that emphasizes the durability of its products. This motor is built with high-quality materials that can withstand heavy usage.

4. Quiet Operation: The Protech K55HXPWS-1740 motor is designed to operate quietly, ensuring a peaceful environment within the home.

5. Easy Installation: The motor comes with a universal mounting kit, making it easy for users to install it themselves, saving time and money on professional installation services.

1. Price: Compared to some other blower motor options in the market, the Protech K55HXPWS-1740 might be considered more expensive.

2. Size: This motor might be larger than some users expect, which could pose a challenge for those with limited space for installation.

3. Limited Warranty: Protech offers a limited warranty on this motor, which may not be as extensive as what some other brands provide.

The Protech K55HXPWS-1740 blower motor offers several advantages, including compatibility, energy efficiency, durability, quiet operation, and easy installation. However, it also has some disadvantages, such as a higher price point and a larger size than some users might prefer. Ultimately, if the user values the advantages and is willing to pay a premium, this motor can be a reliable and effective choice for their heating and cooling needs.

If you are in the market for a new blower motor and prioritize energy efficiency, quiet operation, and durability, the Protech K55HXPWS-1740 could be an excellent investment for you. However, if you are on a tight budget or have limited space, you may want to consider other options with similar specifications but different price points or sizes. Always make sure to consult the manufacturer's specifications and compatibility lists to ensure a proper fit for your appliance before making a purchase.

Details:

There is no warranty on used parts. Please see more details from the images attached. Purchasing used parts you agree with the statement that sometimes hidden defects or malfunctions may occur during installation continuous use. In excellent cosmetic condition as well.

Most of the parts require specific knowledge and skills to be installed properly. Motor is fully tested and runs great. This is Protech K55HXPWS-1740 blower motor 51-104940-01 1/2hp 115v rpm 1050/4spd used motor.

specifications maxohvac:

• brand: Protech
• mpn: 51-104940-01
• model: K55hxpws-1740
• part type: Blower Motor

seller maxohvac:

• city: glendale, california
• rating: 100.0%
• # reviews: 27629

returns maxohvac:

• time: 30 days
• policy: returns accepted
• paid by: seller
• method: money back

shipping maxohvac:

• service: usps ground advantage
• class: standard
• type: fixed
• transit: 4-8 days
• carrier: usps

payments maxohvac:

• credit card: mastercard
• other
• wallet: google-pay

offer maxohvac:

• started: february 19, 2026
• sold #: 14
• in stock #: 5
• options: ship-to-home
• availability: in stock
• prices: $99.00–$415.00
• item condition:
  • New
  • Used
  • New – Open box

general maxohvac:

• category: Business & Industrial > Hvac Refrigeration

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