Water pumps for dirty water

If you regularly have to pump dirty water out of a basement, well, or summer pool, then pumps will do the best job for you.

In the blog, you will find an overview of drainage pumps and learn what features you should look for when choosing them. The pump rating is designed to make it easier for you to find the right model.

Contaminated liquids may contain salts, weak acids or alkalis. This creates a high risk of corrosion, so quality water pumps are made of chemically resistant plastic or stainless steel. The first option is cheaper, but less reliable, while the second is more expensive and durable.

Grundfos Unilift KP 250-A1

This brand of dirty water pump is made of stainless steel and is designed to remove solid particles up to 10 mm from dirty water . It is installed at the bottom of the reservoir and can be submerged to a depth of 10 m.

The voltage is 220 volts and has automatic protection against motor overheating and dry running. The temperature of the pumped liquid does not exceed 50 degrees.

Water pumps for dirty water

Main features:

  • Power consumption 480 W;
  • Pressure 7.5 m;
  • Maximum flow rate 10.5 m³/hour;
  • Dimensions 14.9x14.9x22.5 cm;
  • Weight 6.5 kg.

Pros:

  • Compact dimensions;
  • High resistance to corrosion and wear;
  • Removable filter element;
  • The pump can reduce the liquid level to almost zero.

Cons:

  • High price.

Grundfos Unilift CC 7 A1

The pump casing is made of fiberglass, while the remaining parts are made of steel. It is connected to a 220-volt single-phase network, and the cable length is 10 meters.

The water pump should operate in a vertical position , which can be placed at the bottom of the tank.

Water pumps for dirty water

Main features:

  • Power consumption 380 W;
  • Pressure 6.5 m;
  • Maximum flow rate 9.5 m³/hour;
  • Dimensions 16.1x16x30.5 cm;
  • Weight 4.6 kg.

Pros:

  • Quality materials;
  • Low weight;
  • The presence of a universal adapter;
  • Check valve.

Cons:

  • The chance of the engine overheating increases if the water pump is installed incorrectly.

KARCHER SP 1 Dirt

The KARCHER pump is made of durable plastic and is painted in the brand's yellow and black colors. The device can pump water with a temperature of up to 35 ° C and a solids size of no more than 20 mm.

Water pumps for dirty water

A special switch protects the device from running dry, which additionally has an automatic and mechanical on-off switch. The maximum immersion is 7 meters.

Main features:

  • Power consumption 250 W;
  • Pressure 4.5 m;
  • Maximum flow rate 5.5 m³/hour;
  • Dimensions 22.9x23.8 x30.3 cm;
  • Weight 3.6 kg.

Pros:

  • Reliable construction;
  • Fast connection;
  • Comfortable handle;
  • Low noise level;
  • Low weight;
  • Acceptable value.

If you are interested in purchasing a pool water pump, check out our blog.

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