Thermann Electric Hot Water Systems

Committed to Delivering the Ultimate Hot Water Experience!

From day one, Thermann’s goal has always been a commitment to deliver the ultimate hot water experience every day. Whether that’s through innovative design and technology to ensure easy installation, or the confidence that when you turn on the hot water tap, that’s exactly what you get. It’s a promise Thermann stand behind with their market-leading warranties and after sales support, because they’ll be with you all the way.

The Australian made Thermann Electric Storage hot water systems heat water in an insulated tank by an electric element, like a giant kettle. They’re quick and easy to install and are available in a wide range of sizes to suit your needs making them an affordable way to get your hot water now.

Thermann 400L Electric

Model: 400THM136
400L – 10 Year Warranty*

4-6 People on Off Peak Tariff
5-9 People on Continuous Tariff
$2510.00 Supply and Installed

Thermann 315L Electric

Model: 315THM136
315L – 10 Year Warranty*

2-4 People on Off Peak Tariff
4-6 People on Continuous Tariff
$1950.00 Supply and Installed

Thermann 250L Electric

Model: 250THM136
250L – 10 Year Warranty*

1-3 People on Off Peak Tariff
3-5 People on Continuous Tariff
$1830.00 Supply and Installed

Thermann 160L Electric

Model: 160THM136
160L – 10 Year Warranty*

1-3 People on Off Peak Tariff
3-5 People on Continuous Tariff
$1697.00 Supply and Installed

Thermann 125L Electric

Model: 125THM136
125L – 10 Year Warranty*

3-4 People on Continuous Tariff
$1630.00 Supply and Installed

Thermann 80L Electric

Model: 80THM136
80L – 10 Year Warranty*

2-3 People on Continuous Tariff
$1566.00 Supply and Installed

Thermann 50L Electric

Model: 50THM136
50L – 7 Year Warranty*

0-1 People on Continuous Tariff
$1423.00 Supply and Installed

Note: Plug-in unit extra

Thermann 25L Electric

Model: 25THM136
25L – 7 Year Warranty*

0-1 People on Continuous Tariff
$1346.00 Supply and Installed

Note: Plug-in unit extra


We supply, install and repair Electric Hot Water Systems across Brisbane!

Why Choose Thermann?

Thermann Know Hot Water

Over the journey, Thermann have learnt a great deal about what plumbers and customers want in hot water systems. Everything they do is designed to make it easier for you to choose the right system, install that system and service that system.

Thermann Are All About Reliability

At Thermann, they know just how important hot water is to the smooth functioning of your home. Reliability is everything. When you choose Thermann, you’re getting precision-engineered equipment made with the best components and materials. Every one of their hot water units is made for Australian conditions.

Thermann Go The Extra Mile

Thermann take a total approach to support. They offer market-leading warranties as well as comprehensive after sales care. They’re 100% committed to the satisfaction of their customers. So in the unlikely event something does go wrong, you can be certain the issue will be fixed as fast as possible.

Thermann Believe in Quality

Thermann’s hot water units have been developed to ensure they are the best quality on the market. They have taken great care to design systems and integrate robust technologies that deliver absolute performance. And all their products go through rigorous testing to ensure you’ll enjoy perfect hot water, every day.

Thermann Are Forward Thinking

New hot water technologies are emerging all the time. At Thermann, they’re continually looking for the best hot water solutions. They integrate the latest innovative features into their products to make it easier for you to run your household and enjoy life. You can be certain you will get a system that offers ‘best in class’ efficiency.

Hewitt Trade Services have lots of special offers on various products all year round. Check out our current offers!


Please note: Pricing is for a straight swap over only, at the current location where the existing system meets all current standards & regulations. Prices include a 15mm non-return isolating valve, approved base, 15mm cold water expansion valve, 15mm tempering valve, pressure limiting valve, lagging as required, up to 3m of drain line to a permitted point of discharge & QBCC form 4. Prices are based on single element models.

Extras may include: safetray, Mildred valve, relocation of the system, 20mm pipework & valves, additional drain line length, upgrade or extension to the electrical circuit or installation of a rubble pit.

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