Mitsubishi Heat Pumps in the UK: Reviews, Prices & Models (2025)

Mitsubishi Electric is a well-renowned company in the UK’s Heating, Ventilation, and Air Conditioning (HVAC) industry. Their Ecodan range remains a fitting choice for many homeowners as it combines high performance with low environmental impact. Their air source heat pumps cater to diverse needs, and are known for efficiency rates of up to 400% compared to traditional gas boilers.

In this article, we cover the costs, reviews, and types of models to help you decide if Mitsubishi heat pumps are the right choice for your home.

As much as reading this guide will help you understand the different aspects of Mitsubishi heat pumps and their installation, it’s important to note that reaching out and receiving tailored advice from a professional heat pump installer is crucial.

Save yourself countless hours of searching, and let us do the hard work for you. Simply fill out our 30-second form, and then you’ll hear back from up to 4 local heat pump installers. You can then compare their tailored quotes and choose the best deal.

Mitsubishi offers a variety of heat pumps in the UK suited for different needs. To understand this better, we have compiled a list of their product range, highlighting each model’s power output, dimensions, type, and key features:

Each model in the Ecodan range is designed with energy efficiency and environmental considerations in mind. The best heat pump for your home will depend on your house size, location, heating power needed, and environmental considerations.

If you have a typical 3-bedroom house, the best choice is Mitsubishi Ecodan R32 Compact PUZ Monobloc as it provides an ideal 5kW power and a compact design for easy installation.

The Ecodan R32 Ultra Quiet PUZ Monobloc is a great option for homes wanting quieter operation, whereas the Ecodan R32 Zubadan PUZ Monobloc with its high 14kW output is a better fit for larger homes in colder regions. To understand which is the best heat pump model for your requirements, consult with a certified installer. 

Mitsubishi heat pumps are a popular choice for UK homeowners due to their energy efficiency and reliability. These air source heat pump costs vary based on factors such as power output, model type, and installation complexity. Here is an overview of Mitsubishi’s heat pump prices:

A typical air source heat pump installation cost in the UK ranges from £8,000 to £16,000, including materials and the heating system. This can increase the final cost of your Mitsubishi heat pump. 

Annual maintenance for Mitsubishi heat pumps typically ranges from £200 to £300. This will include checking on refrigerant levels, fan blades, and system efficiency by an MCS-certified engineer. Regular servicing helps your system have optimal performance and give you long-term savings on energy bills.

The UK government offers multiple heat pump grants, such as the Boiler Upgrade Scheme (BUS). This provides funding of up to £7,500 towards the installation of air source heat pumps (including Mitsubishi models) to enable homeowners save money in England & Wales. 

For a more accurate assessment on how much a heat pump will cost you, we strongly recommend comparing several quotes from different local heat pump installers.

However, gathering and comparing heat pump installer quotes can take hours and be very stressful when done alone. Fortunately, we can connect you with up to 4 approved heat pump installers near you quickly and easily. Just fill in our 30-second form, and we’ll do the rest.

Mitsubishi heat pumps have largely positive reviews across the UK receiving a 4.3/5 on Trustpilot. Customers have often praised them for their exceptional performance, good service and durability. 

One user states:

Mitsubishi heat pumps are reliable, with many units working flawlessly for 5+ years when properly maintained. They also perform well in cold climates as low as -25°C and users have reported the ability to maintain steady indoor temperatures without frequent adjustments.

However, some users criticise the control system limitations, noting that the MELCloud app is outdated compared to other competitors. Additionally, the performance of these heat pumps is heavily dependent on the quality of installation by MCS-certified installers.

For a better understanding, we advise you to consult certified installers and review your personal needs before making a purchase.

Just like every brand out there, Mitsubishi heat pumps also come with its pros and cons. We have noted the key advantages and disadvantages of Mitsubishi heat pumps:

While Mitsubishi heat pumps are widely regarded as reliable and efficient, ensuring proper heat pump installation and maintenance is important to avoid potential issues.

Mitsubishi’s air source heat pump sizes typically range from 4kW to 16kW, making it suitable for a range of household sizes. It’s important to understand that the size refers to the heat pump’s output capacity rather than its actual physical dimensions.

Here’s our recommended Mitsubishi heat pumps in the UK according to different household’s size and energy needs:

The table above offers a general guideline for matching Mitsubishi models to household needs, but exact sizing depends on factors like your house’s insulation quality, room layouts, and local climate conditions. 

Choosing the appropriate size for your Mitsubishi heat pump is important for energy efficiency and comfort. An oversized unit risks short-cycling (frequent on/off cycles), wasting energy, while an undersized model may struggle to maintain temperatures, driving up energy bills and reducing your comfort. 

In this section, let’s compare Mitsubishi air-source heat pumps with other renowned air-source heat pump manufacturers in the UK market like Daikin heat pumps, Nibe heat pumps, Panasonic heat pumps, Vaillant heat pumps, Samsung heat pumps and LG heat pumps:

Mitsubishi heat pumps are ranked high in the UK market for their efficiency, reliability, advanced features and suitability for the local weather. While the other brands discussed above offer great alternatives with unique features and/ or lower upfront costs, Mitsubishi’s Ecodan range is preferred by homeowners who are looking for long-term value, quiet operation and good performance in UK weather conditions. 

Mitsubishi’s Ecodan heat pumps offer A++ energy efficiency, Quiet Mark certified operation, and long-term savings on your heating costs while reducing your carbon footprint. They are a great investment in your future as the UK phases out traditional gas boilers. They provide you with models operating down to -25°C and  government grants like the Boiler Upgrade Scheme can reduce your upfront costs by £7,500.

While our guide equips you with valuable knowledge you’re probably still wondering how you can find trustworthy heat pump installers without taking up hours of your free time.

Thankfully, we offer a free, no-obligation service connecting you with up to 4 qualified heat pump installers near you. This service ensures you receive tailored advice and save valuable time and money by comparing different options. 

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