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Pool Shop Australia Pool Shop Australia
Mar 15, 2024

What Pool Pump Size for a 50,000 Litre Pool

In the land of sun-drenched backyards and sizzling barbies, the Australian pool is the centrepiece of many homes. It’s a place of relaxation, exercise, and entertainment. But to keep your aquatic sanctuary pristine, you need more than good intentions; you need the right equipment. And at the heart of your pool’s ecosystem is the pool pump.

For those with a 50,000-litre pool, selecting the appropriate pump size is not just a matter of efficiency; it's a matter of sustaining the perfect blue oasis in your backyard. So, what size pool pump for a 50000 litre pool should you be considering?

Why Pump Size Matters

Before we delve into specifics, let's establish why choosing the right-sized pump is critical. A pool pump that's too small for your pool's volume won't circulate the water effectively, leaving you with a less-than-inviting swim area. Not only will algae and contaminants thank you, but your pool chemicals will also be used less efficiently. On the flip side, an overly large pump can lead to higher electricity bills, more stress on your pool system, and an unnecessarily turbulent swim environment.

Astral P520C XT Pool Pump

Calculating Your Pool Pump Size

The general rule of thumb is that a pool pump should be capable of circulating all of the pool's water within 8 hours. For a 50,000-litre pool, this means you need a pump that can handle a flow rate of at least 104 litres per minute.

However, other factors can influence this decision. For instance, the presence of additional water features, the distance from the pump to the pool, and even the type of pool cleaner you use can all affect the size of the pump you need. It's not just about litres and minutes; it's about understanding the unique characteristics of your pool.

Zodiac E3 Pool Pump

Energy Efficiency and Cost-Saving Tips

In today's world, energy efficiency is not just good for the planet; it's good for your wallet. Variable speed pumps are the go-to for many Australian pool owners because they can be adjusted to the exact flow rate needed, reducing electricity usage without compromising on water quality.

Running your pump during off-peak electricity times can also lead to cost savings. And let's not forget the potential rebates available for energy-efficient appliances. It pays to do your research, and it pays to invest in a pump that will keep those savings flowing.

Pentair 5PSP - 50Hz/12.5HP/3P 2850RPM with prefilter

Professional Help and Installation

Even with a clear understanding of the basics, there's no substitute for professional advice. Pool pump installation and sizing can be complicated, and getting it wrong can be an expensive mistake. We recommend consulting with a professional to assess your pool’s specific needs.

Selecting the right pool pump for your 50,000-litre pool is an investment in your pool's health, your enjoyment, and your peace of mind. By considering the factors outlined, you can ensure clear, sparkling, and safe pool water all summer long.

Onga / Pentair Max-E-Pro Pool Pump 2200W 3 Phase

About Pool Shop


Pool Shop is one of Australia's leading suppliers of pool and spa products, offering a wide range of essentials like cleaners, pumps, lights, chlorinators, filters, chemicals, spare parts, and more. We stock the highest quality products as authorised sellers of leading brands such as Zodiac, Astral Pool, Maytronics, Hayward, Madimack, Polaris, Pentair Onga and more. With a price match guarantee and fast delivery, we ensure a seamless shopping experience.

Visit our shop in Unanderra near Wollongong for personalised service and expert advice or order online.

Contact us on support@poolshop.com.au or call 02 9137 8914.