Description
The Grundfos UPS 40-80/2 F B (SKU 96402767) is a high-performance wet rotor circulator pump engineered for demanding hydronic heating and cooling applications. Combining a durable bronze housing with a corrosion-resistant stainless steel impeller, this pump delivers dependable, long-service-life circulation in residential and light commercial systems.
Key Features
- 3/4 HP motor output for robust hydronic circulation
- 115V AC, single-phase power supply — compatible with standard residential and commercial electrical systems
- 3,450 RPM motor speed for efficient, high-head performance
- 3-speed operation allows precise flow balancing to match system demand
- Wet rotor design — rotor and bearings are lubricated by the system fluid, eliminating the need for external lubrication and reducing maintenance requirements
- Bronze housing provides excellent corrosion resistance in hydronic water systems
- Stainless steel impeller for enhanced durability and long service life
- 1-1/2″ non-ANSI 2-bolt flange suction and discharge connections for straightforward installation and serviceability
Specifications
- Model: UPS 40-80/2 F B
- SKU / Part Number: 96402767
- Horsepower: 3/4 HP
- Voltage: 115V AC
- Phase: Single Phase
- Motor Speed: 3,450 RPM
- Speed Settings: 3-Speed
- Housing Material: Bronze
- Impeller Material: Stainless Steel
- Pump Type: Wet Rotor Circulator
- Connection Size: 1-1/2″ non-ANSI 2-Bolt Flange (Suction & Discharge)
Applications
- Hydronic heating systems
- Radiant floor heating loops
- Boiler circulation and distribution
- Chilled water and cooling systems
- Domestic hot water recirculation
Trusted by HVAC professionals worldwide, Grundfos circulators are renowned for their reliability, energy efficiency, and ease of installation. The UPS 40-80/2 F B is an ideal choice for contractors and engineers seeking a proven, low-maintenance solution for hydronic system circulation.









