Grundfos SBA 3-45 A Automatic Multistage Submersible Pump

The Grundfos SBA 3-45 A is an all-in-one submersible booster pump designed for automatic pumping of clean water in domestic and rainwater applications. With an integrated control unit, the SBA 3-45 A does not require a separate external pump controller.

The pump is suitable for installation in wells and ground tanks and operates quietly when submerged. A built-in float switch provides automatic start and stop operation, while integrated motor protection helps protect the pump during operation.

Applications

• Domestic water supply
• Rainwater harvesting and reuse
• Groundwater transfer
• Water supply from wells and ground tanks
• Garden and household water applications

Features & Benefits

• Automatic start and stop operation
• Integrated control unit eliminates the need for a separate pump controller
• Built-in float switch for automatic operation and dry-running protection
• 3-stage multistage pump design
• Maximum flow of 60 L/min
• Maximum head of 45 m
• Starts automatically when pressure falls below approximately 2.2 bar
• Maximum particle size of 1 mm
• Composite pump housing and impeller
• Stainless steel components for corrosion resistance
• Built-in thermal motor protection
• 15 m power cable with Australian plug
• Suitable for installation up to 10 m below the water level

Specifications

• Rated flow: 3 m³/h
• Rated head: 32.6 m
• Maximum flow: 60 L/min
• Maximum head: 45 m
• Number of impellers: 3
• Maximum particle size: 1 mm
• Pump outlet: G 1"
• Maximum installation depth: 10 m
• Power input (P1): 0.9 kW
• Rated power (P2): 0.55 kW
• Voltage: 1 x 220–240 V
• Rated current: 4 A
• Frequency: 50 Hz
• Enclosure class: IPX8
• Insulation class: F
• Cable length: 15 m
• Float switch: Yes
• Maximum liquid temperature: 40°C

Product Details

• Model: SBA 3-45A
• Product Number: 9271313