Best Hydronic Heating System Circulator Pumps in 2025
Updated on July 2025
#1
Recommended
12% Off
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- Compatible with UPS26-99FC and 52722512 replacement part numbers
- Suitable for radiant heating, hydronic heating, fan coil systems, and solar applications
- Built-in motor protection ensures longevity and whisper-quiet operation
- Max Pressure: 145 PSI, Power: 1/6 HP, Flow Rate: 0-33 GPM, Max Head: 29 ft, Temperature Range: 36°-230°F, Connection: 3/4", Flanged
- For inquiries, contact customer support for assistance
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- Compatible with UPS26-99FC and 52722512 replacement part numbers
- Suitable for radiant heating, hydronic heating, fan coil systems, and solar applications
- Built-in motor protection ensures longevity and whisper-quiet operation
- Max Pressure: 145 PSI, Power: 1/6 HP, Flow Rate: 0-33 GPM, Max Head: 29 ft, Temperature Range: 36°-230°F, Connection: 3/4", Flanged
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#2
Value for Money
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- Durable cast iron housing with 90-degree rotated flanges and a three-speed motor (low/medium/high) capable of producing a maximum head of 16 feet.
- Equipped with built-in motor protection to enhance lifespan and performance, supported by a 24/30 month warranty on materials and workmanship.
- Versatile for various applications such as water and glycol radiant floor heating, hydronic heating, fan coil heating, and solar water heating.
- Designed for whisper-quiet operation, ideal for noise-sensitive environments.
- Includes two O-ring gaskets, UL/CSA listed, and manufactured in France.
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- Durable cast iron housing with 90-degree rotated flanges and a three-speed motor (low/medium/high) capable of producing a maximum head of 16 feet.
- Equipped with built-in motor protection to enhance lifespan and performance, supported by a 24/30 month warranty on materials and workmanship.
- Versatile for various applications such as water and glycol radiant floor heating, hydronic heating, fan coil heating, and solar water heating.
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#3
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- Manual three-speed adjustment with a maximum flow rate of 13 GPM and head range of 9.8 to 24 ft, designed for quiet and efficient operation.
- Includes installation fittings with a standard 1" NPT flange and all necessary gaskets and bolts for easy setup, minimizing additional labor costs.
- High-efficiency circulation pump with a maximum head of 24 ft, designed to provide quick hot water delivery, reducing cold water waste and downtime - requires no maintenance for mechanical seals or couplers.
- Constructed from heavy-duty cast iron and ceramic bearings, offering resistance to rust, corrosion, and high temperatures, with a maximum pressure of 145 psi and temperature of 230°F.
- Versatile circulation pump for various applications, including residential and commercial heating, air conditioning, boilers, and solar heating systems.
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- Manual three-speed adjustment with a maximum flow rate of 13 GPM and head range of 9.8 to 24 ft, designed for quiet and efficient operation.
- Includes installation fittings with a standard 1" NPT flange and all necessary gaskets and bolts for easy setup, minimizing additional labor costs.
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#4
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- Easy installation process
- Efficient wet rotor design
- Single-stage motor operation
- Compatible with various heating systems
- Supports both open and closed systems
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- Easy installation process
- Efficient wet rotor design
- Single-stage motor operation
- Compatible with various heating systems
- Supports both open and closed systems
#5
15% Off
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- Motor protection ensures durability and longevity
- Includes various accessories for diverse applications
- Operates quietly, suitable for sound-sensitive environments
- Suitable for hydronic heating with potable water
- Compact package dimensions of 15.24" L x 19.05" W x 19.05" H
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- Motor protection ensures durability and longevity
- Includes various accessories for diverse applications
- Operates quietly, suitable for sound-sensitive environments
- Suitable for hydronic heating with potable water
- Compact package dimensions of 15.24" L x 19.05" W x 19.05" H
#6
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- Stainless steel construction with 90-degree rotated flanges and a three-speed motor (Low/Med/High) with a maximum head of 21 feet.
- Motor protection feature enhances longevity and performance with a warranty of 24 to 30 months on materials and workmanship.
- Versatile applications for water and glycol radiant floor heating, hydronic heating, fan coil systems, and solar water heating.
- Operates quietly, ideal for environments where noise sensitivity is a concern.
- Includes two gaskets (O-rings) and UL/CSA certification, manufactured in France.
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- Stainless steel construction with 90-degree rotated flanges and a three-speed motor (Low/Med/High) with a maximum head of 21 feet.
- Motor protection feature enhances longevity and performance with a warranty of 24 to 30 months on materials and workmanship.
- Versatile applications for water and glycol radiant floor heating, hydronic heating, fan coil systems, and solar water heating.
- Operates quietly, ideal for environments where noise sensitivity is a concern.
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#7
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- Direct OEM replacement for UPS26-99FC and 52722512, ensuring compatibility with existing heating systems.
- Compatible with various heating setups, including radiant heating, hydronic systems, fan coils, solar thermal, and commercial boilers.
- Engineered for quiet operation with a precision motor to minimize noise in sensitive environments.
- Operating range of 36°F to 230°F, max flow of 33 GPM, pressure rating of 145 PSI, and 3/4" flanged connections.
- Includes a 12-month warranty with free replacement for manufacturing defects.
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- Direct OEM replacement for UPS26-99FC and 52722512, ensuring compatibility with existing heating systems.
- Compatible with various heating setups, including radiant heating, hydronic systems, fan coils, solar thermal, and commercial boilers.
- Engineered for quiet operation with a precision motor to minimize noise in sensitive environments.
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#8
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- OE Part Number: UP15-18B5, 59896114
- Compatible with hydronic heating systems, fan coil heating, and potable water circulation.
- Voltage: 115V, Power: 1/25 HP, frequency 60 Hz, current 0.74 A, protection IP44, connection: 1/2" sweat end.
- Designed for continuous circulation of hot water, suitable for household hot water and cooling systems.
- Constructed from bronze housing for durability and reliable performance.
- Includes one 59896114 115V Circulator Pump.
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- OE Part Number: UP15-18B5, 59896114
- Compatible with hydronic heating systems, fan coil heating, and potable water circulation.
- Voltage: 115V, Power: 1/25 HP, frequency 60 Hz, current 0.74 A, protection IP44, connection: 1/2" sweat end.
- Designed for continuous circulation of hot water, suitable for household hot water and cooling systems.
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#9
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- OE Part Number: UPS26-99FC, 52722512
- Compatibility: Suitable for various heating applications such as radiant, hydronic, and solar systems
- Durability: Constructed from high-quality materials for enhanced strength and longevity
- Contents: Includes 1 UPS26-99FC 115V Water Circulator Pump/Boiler
- New Product: Ensures new quality manufacturing for reliable performance
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- OE Part Number: UPS26-99FC, 52722512
- Compatibility: Suitable for various heating applications such as radiant, hydronic, and solar systems
- Durability: Constructed from high-quality materials for enhanced strength and longevity
- Contents: Includes 1 UPS26-99FC 115V Water Circulator Pump/Boiler
- New Product: Ensures new quality manufacturing for reliable performance
#10
7% Off
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- Single Phase Circulating Pump
- B&G 1/12HP CI PUMP 115V W/PLASTIC
- IMPELLER, Home Repair, Repair Parts, Fix Plumbing
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- Single Phase Circulating Pump
- B&G 1/12HP CI PUMP 115V W/PLASTIC
- IMPELLER, Home Repair, Repair Parts, Fix Plumbing
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