Description
Grundfos UPS 50-160 F Wet Rotor Circulator Pump
The Grundfos UPS 50-160 F (SKU 96402860) is a high-performance, three-phase wet rotor circulator pump engineered for demanding hydronic heating and cooling applications. With a robust 1.5 HP motor, cast iron housing, and stainless steel impeller, this pump delivers reliable, long-lasting circulation performance in commercial and industrial systems.
Key Features
- 1.5 HP wet rotor motor for powerful, efficient fluid circulation
- 208–230V AC, three-phase power supply for commercial-grade installations
- 3,450 RPM motor speed for high-head, high-flow performance
- 3-speed operation allows flexible system balancing and energy optimization
- Cast iron housing provides exceptional durability and corrosion resistance
- Stainless steel impeller for long service life and resistance to wear
- Wet rotor design — rotor and bearings lubricated by the pumped fluid, eliminating the need for external lubrication
- 2″ non-ANSI 4-bolt flange suction and discharge connections for straightforward installation
Wet Rotor Technology
The UPS 50-160 F utilizes Grundfos’ proven wet rotor technology, where the motor rotor operates within the pumped medium. This design eliminates mechanical shaft seals and external bearings, significantly reducing maintenance requirements and extending operational life. The result is a quieter, more reliable pump with a compact footprint ideal for tight mechanical room installations.
Construction & Connections
- Housing Material: Cast Iron
- Impeller Material: Stainless Steel
- Connection Type: 2″ Non-ANSI 4-Bolt Flange (suction and discharge)
- Motor Type: Wet Rotor, Three Phase
Electrical Specifications
- Voltage: 208–230V AC
- Phase: Three Phase
- Motor Speed: 3,450 RPM
- Speed Settings: 3-Speed
- Horsepower: 1.5 HP
Ideal Applications
- Commercial hydronic heating systems
- Chilled water distribution
- Industrial process fluid circulation
- Secondary loop pumping in large HVAC systems
Why Choose Grundfos?
Grundfos is a world leader in pump technology, trusted by HVAC professionals for engineering excellence, energy efficiency, and product reliability. The UPS series circulator pumps are a staple in commercial hydronic systems worldwide, backed by Grundfos’ global support network.
