As the world shifts towards more energy-efficient and environmentally friendly solutions, hot water heat pumps are becoming a popular water heating choice for homeowners. At Temprite, we frequently receive questions about this innovative technology. In this article, we’ll answer some of the most common queries to help you better understand hot water heat pumps and their benefits.


What is a hot water heat pump?

A hot water heat pump is a system that uses electricity to transfer heat from the air or ground to heat water. Unlike traditional water heaters that generate heat directly, heat pumps move heat from one place to another, making them highly efficient. They are an excellent option for reducing energy consumption and lowering utility bills.


How do hot water heat pumps work?

Hot water heat pumps operate on a simple principle: they extract heat from the environment and use it to heat water. The system consists of a heat pump unit, a water storage tank, and a refrigerant loop. The heat pump extracts heat from the air (even in cold weather) and transfers it to the refrigerant. The heated refrigerant then passes through a heat exchanger, transferring the heat to the water in the storage tank.


What are the benefits of hot water heat pumps?

Energy Efficiency: Heat pumps are up to three times more efficient than traditional electric water heaters. They use less electricity, which translates to lower energy bills.

Environmental Impact: By using renewable energy from the air, heat pumps reduce greenhouse gas emissions. They are a greener alternative to conventional water heaters.

Cost Savings: Although the initial installation cost may be higher, the long-term savings on energy bills make heat pumps a cost-effective choice.

Longevity: Heat pumps typically have a longer lifespan than traditional water heaters, providing reliable hot water for many years.


How does the cost of a hot water heat pump compare to other water heating options?

While the initial cost of a hot water heat pump can be higher than that of traditional water heaters, the long-term savings on energy bills can offset the initial investment. Over time, the energy efficiency of heat pumps can lead to significant cost savings. Contact us for a free consultation and quote and more information around how costs compare.


How does a hot water heat pump affect my home’s overall energy usage?

By using a heat pump for water heating, you can significantly reduce your home’s overall energy usage. Heat pumps are more efficient than traditional water heaters, which means they use less electricity and help lower your overall energy consumption.


Are hot water heat pumps better for the environment?

Yes, hot water heat pumps are significantly better for the environment compared to traditional electric and gas water heaters. Traditional electric water heaters can produce up to three times more greenhouse gases than hot water heat pumps, while instant gas hot water systems generate up to seven times more emissions.


Can a hot water heat pump be integrated with solar panels?

Yes, hot water heat pumps can be integrated with solar panels to create an even more energy-efficient system. By using solar power to run the heat pump, you can further reduce your reliance on grid electricity and lower your energy bills.


Can I use my existing hot water cylinder or do I need a replacement?

Yes, in most situations we are able to re-use your existing hot water cylinder when installing a hot water heat pump. Our team will assess your existing setup during the consultation to ensure it meets the necessary requirements for efficient operation with the new heat pump system.


Are hot water heat pumps noisy?

Modern heat pump designs have significantly reduced noise levels, making them quiet enough for residential use. Proper installation and placement can further minimise any potential noise disturbance.


How much maintenance do hot water heat pumps require?

Hot water heat pumps require minimal maintenance compared to traditional water heaters. Regular checks on the system’s components, such as the heat exchanger and refrigerant levels, will ensure optimal performance. It’s recommended to schedule annual maintenance with a professional technician to keep your system running smoothly.


What brand of hot water heat pumps do you sell?

We have partnered with leading brands Mitsubishi Electric and Panasonic to provide our customers with top-of-the-line hot water heat pump products. These brands are renowned for their reliability, energy efficiency, and advanced technology, ensuring you get the best performance and value for your investment.


Do hot water heat pumps have smart monitoring options?

Yes, the hot water heat pumps from Panasonic and Mitsubishi Electric that we offer come with smart monitoring options which allow you to monitor and manage your hot water usage remotely via smartphone apps or web interfaces. With smart monitoring, you can track energy consumption, adjust settings for optimal efficiency, and receive alerts for maintenance or performance issues. This not only enhances convenience but also helps maximise energy savings and ensure efficient operation.


What sort of cost is involved in retrofitting to a hot water heat pump?

The cost of retrofitting to a hot water heat pump varies depending on several factors, including the complexity of the installation and the specific requirements of your home. Typically, pricing starts from $8,000 for a fully installed system. To provide you with an accurate estimate, we offer a free consultation and no-obligation quote. Contact us today to discuss your needs.



Hot water heat pumps are an excellent investment for homeowners looking to reduce energy consumption, lower utility bills, and minimise their environmental impact. By understanding how they work and the benefits they offer, you can make an informed decision about whether a hot water heat pump is right for you.

If you have any more questions or are considering installing a hot water heat pump, contact Temprite today. Our team of experts is here to help you every step of the way!