Electric systems are considered an energy-efficient and environmentally friendly option.

The upfront cost may be more expensive, but it can save you money in the long run. The average price for an 80-litre electric hot water heater is around $1,500 in Australia. This price may vary depending on the capacity, energy rating, brand of the model you choose, and also service and labour warranty conditions.

  • 80-litre Electric Hot Water Heater $700 to $800

  • 80 Litre With Plug Electric Water Heater Supply and Install $900

What types of hot water systems can I get?

Electric storage systems are the most common types of systems available on the market. The electric storage hot water heater heats up a large volume of water, which is then stored in a cylinder before being dispensed out with full flow pressure.

Storage tank hot water systems

  • 80 litre (a small capacity boiler that's suitable for smaller households like one-bedroom apartments for 1-2 people).

  • 100 litre (this is the most popular capacity because it's large enough for larger households 3+ people without being too expensive to run).

  • 200 litre and above (for very large households or families).

Instantaneous electric hot water systems

These systems heat up water as it's required, meaning you don't have to wait for the cylinder to heat up before you can take a shower or run a bath. The average price for an instantaneous electric system is around $2,500.

Coil systems

Coil systems use a heat pump to move heat from one place to another. They're more energy-efficient because most of the energy used is transferred into your water instead of being lost as waste heat.

The average price for a coil electric system is around $3,000. This price may vary depending on the brand and capacity of the system you choose and also if various service and labour warranty conditions apply.

How long does an 80-litre hot water system last?

An 80 L hot water heater should last around 10 years. This lifespan may vary depending on the brand and quality of the system you choose.

What are the running costs of an 80-litre electric hot water system?

The running costs of an 80 L electric hot water heater will depend on the energy rating of the model you choose, as well as your electricity price rate. In Australia, a 100 Litre electric system costs around an average of $450 a year.

What factors affect the price of an 80-litre electric hot water system?

The upfront cost of an 80-litre electric system will depend on several factors, listed below.

Energy rating

This refers to how energy efficient your system is. The higher the energy rating, the more efficient your system will be and the lower your running costs will be.

Capacity

The capacity of water systems is measured in litres (L). If you have a large household or like to use lots of hot water at once, you should consider choosing a larger model. Keep in mind that bigger systems are usually more expensive.

Brand

Some brands of water systems are more expensive than others. Customers are highly recommended to compare prices and product details type before purchasing.

Installation and plumbing service costs

Always factor in the cost of plumbing and installation when purchasing a new system.

How long does it take to install a hot water system?

The length of time it takes to install a new system and a tempering valve will depend on the dimensions of your household. An 80-litre electric boiler like usually takes around half an hour to install.

Who can install my new hot water system?

An accredited plumber or labourer can install your new system and a tempering valve. The plumber or labourer will need to first assess your needs and then determine the best system for your home. Always ask your plumber for a quote before you book them in for installation service. The service also features installing a dual-handed inlet and outlet fittings.

Is it worth getting an instant 80-litre hot water system?

An instantaneous 80 L electric system is more expensive than a storage-cylinder 80 L system, but over time they'll save you money because they don't waste energy heating up water in the cylinder before you use it. Buy it from any e-commerce website by adding it to cart sku and checking out.

What size hot water system will I need?

In order to determine the size of the system you need, consider your household's schedule and habits.

How many people in your household?

These systems come in a range of dimensions from 30 litres to 300 litres. In general, the larger the system, the more energy it will consume. If you have a large family or often have guests over who use lots of hot water, it may be worth considering purchasing a bigger system.

How often are you home?

If you're home most days and use hot water frequently, a smaller system with less capacity may not be the best choice for you. Conversely, if you're out of the house most of the time and only use hot water sporadically, a smaller system may be more than enough for your limited demand.

What type of appliances do you have?

Dishwashers and washing machines require a lot of hot water to run effectively. If you have a number of these appliances in your household, it's important to choose a system with a larger capacity.

Do you have solar panels?

If you have solar panels installed on your roof, consider choosing a system that has a smaller capacity. This will ensure that your system is sized perfectly to suit the amount of energy you're producing from your solar panels.

Can I install my own 80-litre electric hot water system?

No, a tempering valve and all 80 litre electric systems must be installed by a qualified and licensed tradesperson such as an accredited plumber or gasfitter. The sales team will first assess your needs and then determine the best system to install for your home. Always ask for a quote before you book them in for plumbing and installation job. For more information on hot water systems, take a look at energy.gov.au.