What is a Submersible Water Pump?

Understand how submersible water pumps work, their benefits for below-ground installations, and why they are the choice for many applications.

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What is a Submersible Water Pump?

Submersible water transfer pumps are devices that can be fully submerged within a fluid that requires pumping. Originally developed in Europe, these pumps gained widespread adoption in America during the 1950s and are now used across commercial, residential, and industrial applications.

A Complete Unit That’s Entirely Encased

A submersible pump integrates the motor, electrical and mechanical controls in one protected unit. The motor and turbine bowl connect directly, powered through waterproof cables. The system requires continuous liquid flow through the pump to maintain proper temperature and prevent overheating. Safety features include overload cut-off mechanisms to protect the motor if it stalls.

These pumps range from 0.75kw to 2.2kw for residential and light commercial use, accommodating solids up to 55mm. Industrial versions handle larger solids up to 65mm. Dual pump installations are preferred in industrial settings, offering greater capacity and redundancy while reducing individual pump wear.

The Benefits of Submersible Pumps

Key advantages include suitability for below-ground installations, flood-prone areas, and deep wells. They protect against contaminated water damage and work in space-limited conditions. Operating practically inaudible when working, they suit environments requiring quiet operation.

The Pump of Choice for Many Applications

Submersible pumps are highly efficient, safe and cost-effective equipment. They demonstrate reliability and longevity, functioning effectively when permanent submersion or below-ground placement is necessary.

Key Takeaways

  • Submersible pumps integrate motor and controls in one waterproof unit
  • Ideal for below-ground installations and flood-prone areas
  • Near-silent operation suits noise-sensitive environments
  • Available in residential (0.75-2.2kw) and industrial versions

Need Expert Assistance?

Our engineering team can help you select the right pump for your specific application requirements.

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