Grundfos SQ 7-55 Bore Pump

Grundfos SQ 7-55 Bore Pump

The Grundfos SQ 7-55 is a high-flow 3" stainless steel submersible bore pump designed for demanding rural, agricultural and domestic water supply applications. Delivering exceptional flow while maintaining strong pressure, the SQ 7-55 is ideal for large homes, stock water systems, tank filling and irrigation applications where higher water volumes are required.

Built with integrated dry-run protection, soft start technology and motor protection, the SQ 7-55 provides reliable performance and long service life. Operating on standard 240V single-phase power, it requires no external control box, making installation straightforward and cost-effective.

Key Features

✔ 3" Bore Pump Design

✔ Single Phase 240V Operation

✔ High Flow Performance

✔ Dry-Run Protection

✔ Soft Start Technology

✔ Under & Over Voltage Protection

✔ Overload Protection

✔ Built-In Non-Return Valve

✔ Stainless Steel Construction

✔ No External Control Box Required

Performance

Specification	Value
Rated Flow	117 L/min
Maximum Flow	Up to 140 L/min
Rated Head	55m
Maximum Head	Up to 82m
Motor Size	1.73kW
Bore Size Required	76mm Minimum
Outlet Size	1¼" BSP

What Will It Run?

50–80 L/min

• Large family homes
• Multiple bathrooms
• Tank filling systems
• Stock troughs

80–120 L/min

• Rural properties
• Multiple stock watering points
• Large storage tanks
• Water transfer systems

120–140 L/min

• Small irrigation systems
• Centre tank filling
• Livestock watering networks
• High-demand rural applications

Ideal Applications

✔ Domestic Bore Water Supply

✔ Large Rural Homes

✔ Stock Water Systems

✔ Livestock Watering

✔ Tank Filling

✔ Water Transfer Applications

✔ Small Irrigation Systems

✔ Lifestyle & Agricultural Properties

Why Choose a SQ 7-55?

The SQ 7-55 is the highest-flow model in the popular SQ range and is an excellent choice when water volume is more important than extreme pressure. It's ideal for customers who need to move larger amounts of water for stock, tanks or irrigation while still benefiting from the reliability and built-in protection features that make the Grundfos SQ range so popular.

Need Help Choosing?

Not sure if the SQ 7-55 is right for your bore? Contact The Pump Shed Australia with:

• Bore depth
• Static water level
• Pumping water level
• Required flow rate
• Pipe size
• Distance and elevation

We'll help size the right pump for your application.

Product Specifications Link