Grundfos 15SQ Series 3" Submersible Well Pump – 1/2 to 1-1/2 HP, 240V

Grundfos 15SQ Series 3" Submersible Well Pump – 1/2 to 1-1/2 HP

The Grundfos 15SQ Series is a compact 3" submersible well pump designed for narrow boreholes, residential water supply, irrigation, groundwater extraction, and pressure boosting applications.

This series delivers approximately 13.2 GPM and is available from 1/2 HP to 1-1/2 HP, with maximum head capabilities ranging from 85.31 ft to 370.8 ft.

Available Models

• 15SQ05-70 – 1/2 HP – 2 Stages – 85.31 ft Max Head
• 15SQ05-110 – 1/2 HP – 3 Stages – 137.8 ft Max Head
• 15SQ07-150 – 3/4 HP – 4 Stages – 183.7 ft Max Head
• 15SQ07-180 – 3/4 HP – 5 Stages – 229.7 ft Max Head
• 15SQ10-220 – 1 HP – 6 Stages – 275.6 ft Max Head
• 15SQ10-250 – 1 HP – 7 Stages – 321.5 ft Max Head
• 15SQ15-290 – 1-1/2 HP – 8 Stages – 370.8 ft Max Head

All models operate on 240V, single-phase, 60 Hz power and feature a 1-1/4" NPT discharge connection.

Includes

• Check valve

Key Features

• Compact 3" design for narrow boreholes
• Soft-start technology for reduced starting current and water hammer
• Built-in dry-running protection
• Overload and over-temperature protection
• Over- and under-voltage protection
• High-efficiency permanent magnet motor
• Stainless steel construction
• Built-in electronics
• Upthrust protection
• Low current consumption
• Vertical or horizontal installation
• 2-wire configuration

Applications

• Groundwater extraction
• Domestic water supply
• Small irrigation systems
• Groundwater lowering
• Pressure boosting
• Water transfer
• Residential wells
• Environmental pumping and sampling

Note: Product image is illustrative and may vary depending on the selected model.