Grundfos 96654373 UPS53-55/57 Circulator Pump 115V 1-Phase 2" Flange

The Grundfos 96654373 is a UPS53-55/57 series circulator pump designed for residential and light commercial hydronic heating and cooling systems. This three-speed pump operates on 115V single-phase power and features 2-inch flanged connections for easy integration into larger piping systems.

Key Features:

• Three-speed operation allows for flow adjustment to match system requirements
• 115V single-phase electrical connection for standard residential power
• 2-inch flanged connections for secure, reliable piping installation
• Cast iron housing provides durability and corrosion resistance
• Maintenance-free motor design with permanent lubrication
• Compact design suitable for tight installation spaces
• Suitable for hot water heating, chilled water cooling, and closed-loop systems

The UPS series from Grundfos is known for reliable performance in hydronic applications including radiant floor heating, baseboard heating systems, and chilled water distribution. The three-speed functionality provides flexibility to optimize system performance and energy efficiency across varying load conditions.