Grundfos 1-Phase Circulator Pump, 1/25 HP, 115V

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The UP Series Circulator Pump delivers reliable, efficient water circulation for heating, cooling, and hydronic systems. Designed for residential and light commercial applications, this 1/25 HP pump features a wet rotor drive and radial bearing design for smooth, quiet operation and long service life. Built with a durable cast iron housing and a composite PES impeller, the UP Series pump withstands demanding environments while maintaining high efficiency. Its ceramic shaft and internal thermal protection ensure dependable performance under varying temperatures and pressures. This in-line mount circulator pump operates at 115 volts, 60 Hz, and 1-phase power, offering a maximum flow rate of 17.2 GPM and a maximum head of 15.1 feet. Rated for 145 PSI and 36 degree F to 230 degree F, it’s ideal for closed-loop hydronic systems, boilers, and HVAC circulation applications. Key Features: Series: UP Series Horsepower: 1/25 HP Voltage: 115V, 1-Phase, 60 Hz Drive Type: Wet Rotor Bearing Type: Radial Impeller Material: Composite (PES) Housing Material: Cast Iron Shaft Material: Ceramic Connection Type: GF15/26 Flange Flow Rate: 17.2 GPM (Max) Head: 15.1 ft (Max) Pressure Rating: 145 PSI Temperature Range: 36°F to 230°F Mounting Type: In-Line Speed: Single-Speed Poles: 2-Pole Dimensions: 5-8/16" L x 5-1/4" W x 6-8/16" H Protection: Internal Thermal Protection Show more