Why Should You Never Rely Solely on Water Pipes for Solar Pump Installation? - Hober

Why Should You Never Rely Solely on Water Pipes for Solar Pump Installation?

Why Should You Never Rely Solely on Water Pipes for Solar Pump Installation?

In my years of experience at HOBER, I’ve seen various solar pump installations, but one practice always sets off alarm bells: relying solely on water pipes for supporting the pump’s weight. Let me tell you why this is a terrible idea.

When installing a solar water pump, the common mistake is to depend just on water pipes and electric wires for support. This approach is fraught with risks, including the potential for serious mechanical failures.

To maintain the integrity of your solar pump system, especially when lowering it into a borehole, a robust support system is non-negotiable. But why is this so critical, and what are the dangers of neglecting it? Let’s dive in.

What Are the Risks of Not Using a Steel Wire Rope in Solar Pump Installations?

  1. Broken Connections: The connection between the water pipe and the water pump outlet is often not designed to bear heavy loads. Under the strain, these connections can break, leading to a catastrophic failure of your system. More details can be found in our comprehensive guide on pump connections
  2. Damaged Cables: Similarly, the extension cables of the water pump, while sturdy, are not made to support the weight of the pump. Over time, the stress can lead to loose, cracked, or damaged insulation, compromising both the functionality and safety of your installation. Read about cable maintenance

Why Is a Steel Wire Rope Connection Essential for Solar Pump Installation?

The answer lies in the strength and flexibility of steel wire ropes. These ropes are engineered to handle heavy loads and resist the kind of wear and tear that would quickly damage pipes and cables.

  1. Durability: Steel wire ropes offer unparalleled durability, especially in the harsh conditions of a borehole. Their resistance to corrosion and abrasion makes them ideal for long-term use. Discover more about their properties
  2. Flexibility: Despite their strength, steel wire ropes are surprisingly flexible. This flexibility allows for the safe and secure lowering of the pump into the borehole, accommodating bends and curves without compromising integrity. Learn about the physics of wire rope flexibility .

How Do You Properly Connect a Solar Pump Using a Steel Wire Rope?

Now, let’s get down to business. Properly connecting your solar pump using a steel wire rope isn’t just about safety; it’s about ensuring the longevity and efficiency of your installation.

  1. Choose the Right Rope: Not all steel wire ropes are created equal. Selecting the appropriate diameter, composition, and length is crucial. This selection guide will help you make the right choice.
  2. Secure Connections: The connection points of the steel wire rope to the pump and to the top of the borehole must be secure and checked regularly. A step-by-step guide to secure connections can be found here.


In the world of solar pump installations, cutting corners is not an option. Using a steel wire rope to support your pump is not just a recommendation; it’s a necessity. Always remember: Safety and durability are paramount in ensuring the longevity of your solar pump systems.


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