20940

The NBK 20940 boiler water circulation pump is an essential component in maintaining the efficient operation of a Grundfos UPS15-58FC 115V 1/25 HP boiler system. This pump is meticulously designed to circulate water through the heating system, ensuring an even temperature distribution and preventing cold spots.

Measuring at 12.2 inches in length, 5.2 inches in width, and 5.3 inches in height, the NBK 20940 pump is compact yet powerful. Weighing approximately 10.5 pounds, it can handle the demands of continuous operation while remaining easy to install and maintain.

Constructed from high-quality materials, the pump housing is made from cast iron for durability and heat resistance. The impeller, which is responsible for moving the water, is made from a corrosion-resistant stainless steel material. This ensures the pump can withstand the harsh conditions of a boiler water environment.

The NBK 20940 pump features a sealed motor design, which protects the internal components from water and other contaminants. This not only improves the pump's longevity but also minimizes the risk of leaks or maintenance issues.

The pump operates on a single-phase, 115V power supply, making it compatible with most residential and commercial electrical systems. The pump's motor draws a power consumption of approximately 3.3 amps at full load, ensuring efficient energy usage.

The NBK 20940 circulation pump is designed to operate in a wide temperature range, from 32 F to 240 F (0 C to 115 C). This allows the pump to effectively circulate water in both cold and hot environments, ensuring optimal boiler performance.

The pump includes a built-in thermal overload protector, which automatically shuts off the pump if it overheats, preventing damage to the motor. This safety feature adds an extra layer of protection to the system, ensuring reliable operation.

In summary, the NBK 20940 boiler water circulation pump is a crucial component for maintaining the efficient operation of a Grundfos UPS15-58FC 115V 1/25 HP boiler system. Its compact size, high-quality materials, and efficient design make it the ideal choice for circulating water through your boiler system, ensuring even temperature distribution and preventing cold spots.

Buying an NBK 20940 Boiler Water Circulation Pump for a Grundfoss UPS15-58FC 115v 1/25hp: Pros, Cons, and Recommendation

The NBK 20940 boiler water circulation pump is a popular choice for those looking to replace or upgrade the original pump on their Grundfoss UPS15-58FC 115v 1/25hp boilers. In this article, we will explore the pros and cons of buying this particular pump model for your boiler system.

1. Compatibility: The NBK 20940 is specifically designed to fit and work efficiently with the Grundfoss UPS15-58FC 115v 1/25hp boiler models.

2. Energy Efficiency: This pump model is known for its energy efficiency, which can help save on utility bills over time.

3. Durability: The NBK 20940 is built with high-quality materials and components, ensuring a long lifespan and minimal maintenance requirements.

4. Easy Installation: The pump comes with a user-friendly installation process, making it a popular choice among DIY enthusiasts.

5. Quiet Operation: The NBK 20940 operates quietly, reducing noise levels in the surrounding areas and providing a more pleasant user experience.

1. Cost: Compared to other pump models, the NBK 20940 can be more expensive, which may be a deterrent for some buyers.

2. Availability: Depending on the location and supplier, the NBK 20940 pump may not be readily available, requiring additional time for sourcing and delivery.

3. Complexity: While the installation process is relatively straightforward, some users may find the pump's features and settings more complex than they had anticipated.

The NBK 20940 boiler water circulation pump offers several advantages, including compatibility, energy efficiency, durability, easy installation, and quiet operation. However, it also comes with some potential drawbacks, such as cost, availability, and complexity. Ultimately, the decision to purchase the NBK 20940 depends on your specific needs, budget, and technical capabilities. If you prioritize energy efficiency, quiet operation, and a reliable, long-lasting pump, the NBK 20940 may be the best choice for your Grundfoss UPS15-58FC 115v 1/25hp boiler system.

If you are considering purchasing the NBK 20940 boiler water circulation pump for your Grundfoss UPS15-58FC 115v 1/25hp boiler, we recommend doing thorough research on the pump's features, specifications, and compatibility with your system. Additionally, consider comparing prices from various suppliers to ensure you are getting the best deal. Finally, carefully review the installation instructions and consult with a professional if you have any concerns or doubts about the installation process.

Details:

Unit only as shown. Boiler water circulation pump for grundfoss UPS15-58FC 115v 1/25hp 3 speed, appears to not have been used but missing cover and accessories.

specifications maxohvac:

• brand: Nbk Parts
• mpn: 20940
• type: Water Circulator Pump

shipping maxohvac:

• carrier: usps
• service: usps priority mail
• type: fixed
• transit: 5-11 days
• class: expedited

payments maxohvac:

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

returns maxohvac:

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

general maxohvac:

• category: Business & Industrial > Hvac Refrigeration

offer maxohvac:

• sold #: 11
• availability: in stock
• prices: $124.95–$140.10
• item condition: New
• best offers: true
• in stock #: 4
• options: ship-to-home
• started: october 16, 2025

seller maxohvac:

• city: tacoma, washington
• rating: 100.0%
• # reviews: 1421

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