Maxa – Hot Water Storage Tanks (Barrel and Caddy)

Highly Efficient and Durable Tanks for Hot Water

Product Type: Tanks
Intended Use: Hot Water
Product Application: Domestic or Commercial Projects

TECHNICAL SPECIFICATIONS:
Nominal Storage Tank Capacity:

  • Barrel: 5 sizes (190l – 900l)
  • Caddy: 3 sizes (270l – 700l)

Maximum Operating Temperature in the Tank: 95°C
Maximum Water Outlet Temperature: 50°C
Installation:

  • Barrel (Indoor)
  • Caddy (Indoor)

Compatible Ranges: i-290, i-32V5, i-32V5 Midi, i-HPV5, i-Max or HWA

About the Product

Description

Maxa hot water storage tanks offer a wide range of volume sizes to be paired with Inverter Heat Pump units for residential or commercial projects. Each model is designed and manufactured to deliver efficiency, to be durable and easy to install.

Maxa Barrel and Caddy tanks deliver hot water when installed with a heat pump unit.

Maxa Barrel Range: Fast Heating and Easy Installation
The Maxa Barrel range is one of our most popular hot water tanks. Featuring an internal coil heat exchanger, it ensures rapid water heating, improving efficiency. The Barrel range offers:

  • Wide Range of Capacities: Available in multiple sizes to accommodate households ranging from 1 to 18 people, based on a 50L per person daily hot water consumption.
  • Easy Installation: The Maxa Barrel range is suitable for both new builds and retrofit projects, making it an adaptable solution for any home or business.
  • Enhanced Performance: Designed for quicker heat transfer, ensuring hot water is readily available when needed.

Maxa Caddy Range: High-Efficiency Hot Water
The Maxa Caddy range features three tank sizes, each designed to deliver highly efficient domestic hot water through its advanced internal coil heat exchanger. The Barrel range offers:

  • Built-In 80kW Heat Exchanger:  Delivering instant hot water and continuous flow operation, ensuring a reliable and consistent supply of hot water, even for high-demand environments
  • Optimised for Energy Efficiency: Reduces heating times and energy consumption, making it an excellent choice for a cost-effective hot water solution.

Please contact us or download the Technical Specifications below for more details.

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Technical Features

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Hot Water

Produces hot water.

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5-Year Warranty*

Peace of mind is guaranteed with our 5-year Warranty. *Terms and conditions apply. Contact us for more information.

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Made in Italy

Italian engineering and stylish innovation.

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Customer Reviews

All reviews
5.0
Google
Google
5.0
Trustindex
Trustindex
5.0
ExcellentTrustindex star 1Trustindex star 2Trustindex star 3Trustindex star 4Trustindex star 55.08 reviews
5.0Trustindex star 1Trustindex star 2Trustindex star 3Trustindex star 4Trustindex star 5
Excellent8 reviews
ExcellentGoogle star 1Google star 2Google star 3Google star 4Google star 55.04 reviews
5.0Google star 1Google star 2Google star 3Google star 4Google star 5
Excellent4 reviews
ExcellentTrustindex star 1Trustindex star 2Trustindex star 3Trustindex star 4Trustindex star 55.04 reviews
5.0Trustindex star 1Trustindex star 2Trustindex star 3Trustindex star 4Trustindex star 5
Excellent4 reviews
Posted on Google Google
Adriana Aleksic
June 24, 2026
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Next Cycle helped me find an installer for the Viessmann heat pump. Professional installation, excellent support, and a quality product. The system performs exactly as promised and is helping reduce our energy costs.
Posted on Trustindex Trustindex
Todd Noble
June 10, 2026
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+1
Viessmann Vitocal 161-A Really happy I went with Next Cycle for my Viessmann Vitocal 161-A. I'm an installer and I run one of these at home as well, so I had a fair idea what I was after, and the whole process with them was smooth from the first enquiry through to delivery. Communication was good, they answered my questions properly, and the after-sales support has actually been there when I've needed it. The Vitocal 161-A itself has been excellent, quiet, efficient and plenty of hot water, and it's been running with no issues for 6 months. Every customer I've put one in for has been happy too. If you're shopping for a Viessmann R290 hot water heat pump and want a supplier who looks after you, Next Cycle is worth a call.
Posted on Google Google
Todd Noble
June 10, 2026
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+1
As an installer I get my Viessmann Vitocal 161-A units through Next Cycle and they've been great to deal with. Stock's been available when I've needed it, the team actually know the product and the rebate side (federal STCs plus the state schemes), and they were upfront about the warranty. The 7-year tank and 5-year parts and labour cover gives my customers real peace of mind. Pricing on the R290 DHW heat pump is competitive and ordering is easy. I've put in [a few] of these hot water heat pumps now, including one at my own home, and every client has been stoked with the result. If you want a Viessmann hot water heat pump and a supplier who backs it up with proper support, give Next Cycle a call.
Posted on Google Google
Phil Mather
May 22, 2026
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+2
We recently upgraded our old hot water system and hydronic heating boiler to a Viessmann Vitodens 100 through Next Cycle. Our old system was not reliable and since installing the Viessmann system we couldn’t be happier. Luke and the Viessmann installer were fantastic throughout the entire process — knowledgeable, professional, and really took the time to ensure we were choosing the right boiler for our home. The whole process was smooth and stress-free. Luke went above and beyond after installation, helping us set up the ViCare app and showing us how to use the heating timers and features properly. It’s been about three months since the boiler was installed, and we’re already seeing the difference with noticeably lower gas bills and better overall efficiency. Highly recommend Next Cycle Melbourne, Viessmann, and big thanks for the great service and support!
Posted on Trustindex Trustindex
Alex Trussler
April 19, 2026
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+0
18 Kw I290 Choose Next Cycle for High-Performance Hydronic Heat Pumps and Expert Support As a leading hydronic specialist in New South Wales, Victoria and Queensland, we have worked with a wide range of systems, and Next Cycle consistently delivers high-quality hydronic heat pump solutions. Their R290 and R32 range combines European engineering with reliable, high-performance across residential and commercial applications. The Maxa R290 hydronic heat pumps are extremely energy-efficient, helping reduce running costs while delivering excellent levels of comfort. Importantly, the Maxa heat pumps are fully certified and backed by comprehensive warranty and care programs, giving confidence in their safety and compliance. From pre-installation to operation, Next Cycle provides strong technical support, making them a standout choice for anyone seeking a premium hydronic heat pump solution. They always go the extra mile to ensure our customers are happy.
Posted on Trustindex Trustindex
Keogh Plumbing
December 11, 2025
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+4
Best DHW Heat Pumps, Service and Warranties Next Cycle has a great range of domestic hot water heat pumps and hydronic heat pumps, and their service, warranties and support are the best I have experienced as a plumber. Highly recommended!
Posted on Google Google
Nayeli Brancaccio
December 11, 2025
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
The Viessmann domestic hot water heat pump that the team at Next Cycle recommended is perfect for me and my family and their service was fantastic. Highly recommend them.
Posted on Trustindex Trustindex
Dani
December 10, 2025
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Highly recommend Next Cycle Fantastic experience with the Next Cycle team. We needed a sustainable hot water solution to replace our old electric unit. They were super knowledgeable, efficient, and friendly. The new system is brilliant—heats up fast and uses barely any power. Big thanks to Jack for explaining everything

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