At Comfort Group Thames, we’re proud to supply and install the full Mitsubishi Electric heat pump and air conditioning range, keeping Coromandel homes comfortable in every season.
As New Zealand’s Most Trusted Heat Pump Brand for 2025, Mitsubishi Electric is the name Kiwis trust to deliver year-round comfort.
High Wall, Floor Console, Ducted? Which Type and Size Heat Pump is Right for Me?
Choosing the right sized heat pump is important to ensure optimum comfort levels, particularly when outdoor temperatures drop. Location, room size, and insulation levels in a room are all factors that determine which heat pump size should be installed.
Insulation and building orientation are key factors that influence the degree of heat loss in a home. An older style home with poor insulation will lose indoor heat at a faster rate than a modern, well-insulated home that faces north. The quicker a home loses heat, the bigger the heat pump system will need to be to overcome this heat loss.
Outdoor ambient conditions in winter also play a significant role in unit size selection. When temperatures drop, the output capacity of the heat pump also drops. Areas of New Zealand that experience sub-zero temperatures in winter will require either a larger capacity heat pump or an upgrade to a Mitsubishi Electric HyperCore® Heat Pump, in comparison to a same-sized room in a warmer region. It is important that units are not undersized in low ambient conditions.
Take the guesswork out – use our sizing tool to select the best heat pump for you, based on your region’s average lowest winter temperature. From here, you can book your free in-home consultation using our simple online form.
Single-Room Heat Pumps
The perfect solution for heating or cooling a lounge, bedroom, or office. Choose from:
- Wall-mounted units: a versatile choice for most homes
- Floor consoles: ideal when wall space is limited
- In-ceiling cassettes: for a streamlined, modern look
AP Smart Series High Wall Heat Pumps
The Mitsubishi Electric AP Smart Series is a customer favourite for bedrooms and living areas. It features Built-in Wi-Fi Control and Energy Monitoring for total control over your power use. Starting at just 18dBA*, its NZ’s quietest heat pump!
*AP25 on lowest fan setting in heating mode.
EF Designer Smart High Wall Heat Pumps
The EF Designer Smart Series features exceptional energy efficiency with the addition of Built-in Wi-Fi Control Energy Monitoring. Slimline in design, these heat pumps are available in a choice of colours including Black, Silver or White.
LN Black Diamond Smart High Wall Heat Pumps
The LN Black Diamond Smart Series is our best heat pump packed with advanced features including Dual Barrier Coating maximising energy efficiency, and Plasma Quad Filtration for cleaner air. Plus, it comes with Built-in Wi-Fi Control and Energy Monitoring, so you can manage your comfort and track energy use from anywhere.
KW RapidHeat Smart Floor Console Heat Pumps
The KW RapidHeat Series is the only slimline floor console in NZ offering patented RapidHeat Technology, so you can feel the heat fast for unparalleled low temperature heating performance. Plus, it comes with Built-in Wi-Fi Control and Energy Monitoring, so you can manage your comfort and track energy use from anywhere.
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OmniCore Multi Room Heat Pumps
Want to heat or cool multiple rooms with one outdoor unit?
The Mitsubishi Electric OmniCore System makes it easy to connect up to eight indoor units, each with independent temperature control. This system lets you mix and match from various high wall, floor console, ducted, and cassette units to suit each space.
Why Choose a Mitsubishi Electric OmniCore System?
Heat or cool 2–8 rooms
Mix and match high wall, cassette, floor console, or ducted units
Minimal outdoor clutter with one outdoor unit
Flexibility to add extra indoor units later


Ducted Air Conditioning
For a whole home solution, ducted heat pump systems offer discreet installation in the roof cavity, connecting multiple grilles to maintain even temperatures across all rooms. This option is ideal for those who prefer a consistent, balanced climate throughout their home.
Why Choose a Mitsubishi Electric Ducted System?
- Blends seamlessly into any home design
- Variety of grille styles to suit your décor
- Keeps the entire house comfortable while saving energy
- Can be integrated with the Mitsubishi Electric Lossnay Ventilation System for a complete heating, cooling, and fresh air solution

Fresh Air Ventilation
In Thames, where the coastal climate can bring plenty of humidity, good ventilation is key to a healthier, drier home. Mitsubishi Electric Lossnay Fresh Air Ventilation Systems bring in fresh, filtered air from outside (not attic air) to replace stale indoor air.
That means less moisture, fewer mould and condensation issues, and a more comfortable living space all year round.
Lossnay’s Heat Recovery Technology cleverly recovers heat energy from outgoing air to pre-warm or cool the fresh air coming in, helping you save on energy costs while staying comfortable.
Why Choose a Mitsubishi Electric OmniCore System?
- Brings in a constant flow of fresh, filtered air
- Helps reduce moisture, mould, and condensation in your home
- Recovers heat energy to pre-warm or cool incoming air
- Wi‑Fi Control options to see and feel the difference

Not Sure Which Heat Pump is Right for You?
Every home is individual and our team takes care to consider factors like insulation, position, and windows that determine which heat pump is installed. Try our easy-to-use sizing tool to find the perfect match for your home and arrange a free in-home consultation.
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