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Grundfos SQF 1-8 Miniflex Submersible Pump

The 4"( 101mm) SQF centrifugal pump is for low heads and large flow rates. The SQFlex system is a reliable water supply system based on renewable energy sources, such as solar and wind energy. Thanks to its flexible energy supply and performance, the SQFlex system can be combined and adapted to meet any need on the installation site.

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Excl. Tax: R 17,236.52 Incl. Tax: R 19,822.00

Product Description


The SQFlex system has a wide voltage range, built-in maximum power point tracking (MPPT) as well as dry-running, voltage and overload protection.

Technical Specifications

  • Stages: 8.
  • Valve: pump with built-in non-return valve.


  • Pump: Polyamide / Stainless steel.
  • Impeller: Polyamide.
  • Rotor: Stainless steel.
  • Stator: Stainless steel / EPDM.


  • Maximum ambient pressure: 15 bar.
  • Pump outlet: Rp 1 1/4.
  • Minimum borehole diameter: 76 mm.


  • Pumped liquid: Water.
  • Maximum liquid temperature: 40 °C.
  • Density: 1000 kg/m³.

Electrical data

  • Motor type: MSF3.
  • Power input - P1: 1.4 kW.
  • Rated voltage ac: 1 x 90-240 V.
  • Rated voltage dc: 30-300 V.
  • Rated current: 8.4 A.
  • Power factor: 1.0.
  • Rated speed: 10700 rpm.
  • Start. method: direct-on-line.
  • Enclosure class (IEC 34-5): IP68.
  • Insulation class (IEC 85): F.
  • Motor protec: Y.
  • Thermal protec: Internal.
  • Length of cable: 2 m.


  • Dimensions: 990 mm x 74 mm x 74 mm.
  • Net weight: 5.62 kg.
  • Gross weight: 6.6 kg.
  • Shipping volume: 0.011 m³.

Additional Information

Additional Information

Disclaimer Please note that stock availability is subject to prior sales. Prices exclude delivery. The image serves as an example of what the product looks like and may differ slightly in appearance.
Guarantee/ Warranty 2 year product warranty
Solar Pump Type Centrifugal Pumps, Submersible Pumps
Pump Watts 1.4kW
Voltage 30-300V DC / 90-240V AC


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