W : Grundfos Borehole Pump

Borehole Pumps

At the heart of every one of our water borehole installations is the Grundfos borehole pump. Synergy uses Grundfos SQ and SQE pumps almost exclusively for our waterwell boreholes because they are simply the best. Should cost be an overriding consideration, we can use other brands of good quality pumps, this will be clearly stated in our quote.

SQ Information

Grundfos SQ: Advanced Pump for your Domestic Water Supply Application!

The SQ pump is the basic model of the Grundfos 3" submersible pump range. Unique features makes the SQ series very easy to install and operate, and ensures a reliable and constant water supply at all times; perfect for domestic water supply and any critical constant pressure water pump applications. The SQ can be installed without the need of any additional control units and has a small 3 inch diameter, which makes the SQ and excellent choice for your existing domestic water system usage. Never worry about your home water supply again!

As a home water pump, you can be sure that you will get the most reliable performance possible from the Grundfos SQ pump.

Featuring a high quality a permanent magnet motor for high efficiency, and safguards such as: overload protection, over temperature protection, dry-run protection. The Grundfos SQ is the clear choice for your use as a primary home water pump in your domestic water system. The SQ single high speed pumps, are ideally suited for a variety of applications including domestic water supplying:

  • Private home supplies
  • Irrigation

Special Features

  • Excellent low energy home water pump, making it extremely efficient for your household water needs
  • Grundfos is one of the most trusted names in small pump manufacturing
  • Over load protection and dry running protection protect the motor against unstable voltage supply by reducing speed or stopping the pump, and stops and prevents the pump from damage in case of dry running
  • Soft start to prevent water hammering and electrical disturbances
  • Automatic re-start ensures a reliable water supply when ever possible
  • High starting torque, even at low supply voltage,the SQ delivers a reliable water supply

SQE Information

The SQE provides constant water pressure for a variety of applications, including water pumping for domestic water supply. Made from high-grade stainless steel and other corrosion resistant materials, the SQE is a versatile pump that can be installed in bores as small as 76mm in diameter. It's intelligent control unit is capable of monitoring and displaying the system's performance continuously whilst also providing dry-running protection and other features that guarantee along lifetime of the pump. Even in the toughest domestic applications. The SQE, CU300 control unit, and the R100 remote control unit offer the multi purpose system that is your solution for water pumping needs.

The CU301 is the intelligent control unit that gives you continuous system performance indication. The control unit displays information telling you when the pump is working and at what pressure it is delivering water to your taps. Featuring state of the art technology auto shut off feature, when a water shortage is detected the pump is shut off preventing burnout. Other such features include protection against upthrust, overload and damage caused by fluctuating power supply. If maintenance is required, the CU300 will tell you in good time.

The easiest and most versatile pump on the market today, you will find the Grundfos will fit all your domestic applications. Be it irrigation, variable demand pumping or residential water pressure systems.


  • Excellent for home water pressure pumping systems
  • Dry-run protection
  • High efficiency pump and motor
  • Protection against up-thrust
  • Soft-start
  • Over-voltage and under-voltage protection
  • Overload protection
  • Over-temperature protection
  • High starting torque
  • Constant pressure control
  • Variable speed regulation
  • Electronic control and communication 

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