The Aira air source heat pump outdoor unit at a slight angle

The Aira Outdoor Unit

Impressively efficient. Equally quiet. The Aira Outdoor Unit extracts warmth from the fresh outside air to heat your home and hot water.

  • Available in 6kW, 8kW, 12kW 
  • A+++ energy-rated
  • Ultra-efficient (4.7 SCOP)
  • Timeless Scandi design

Get a closer look at the Aira Heat Pump

Want to see how the Aira Heat Pump will look outside your home? With our AR tool, you don't have to guess. Simply use your phone to place it exactly where you want it.

Eye-catching features

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Remarkably quiet (46-51dB)

The Aira Heat Pump is designed to blend right in. At just 46-51 decibels,* it’s a noise that fades into the background. So you can forget it’s even there.

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A+++ energy-rated

The Aira Heat Pump is efficient. Very efficient. That’s why it’s been awarded the industry's highest possible energy class rating (A+++).*

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Industry-leading SCOP (4.7)

There’s an efficiency rating called SCOP (Seasonal Coefficient of Performance). A typical boiler? 0.9. An average heat pump? 3.5. The Aira Heat Pump? An impressive 4.7.

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Uses natural R290 refrigerant

Unlike other heat pumps, ours uses R290 refrigerant. It’s natural, efficient, non-toxic and free of ozone-depleting properties.

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Timeless Scandi design

Distinctive. Beautiful. Timeless. The Aira Outdoor Unit’s simple, clean Scandi design blends seamlessly with any home.

An Aira air source heat pump outdoor unit covered in snow with snow on the ground. It is placed against a wall, between some potted plants

Aira's outdoor units

Aira 6kW
Aira 6kW
Energy efficiency (35/55 °C)A+++/A++
Household size<150 sq mts
Power output @ -7°C/35°C (Max rps)6 kW
SCOP (average 35°C)4.7
Max temp outlet70 °C
Working range, heating-25 °C - +45 °C
Power supply230V
Recommended fuse size, A (outdoor unit)16A
Sound pressure level (EN12102)*46.9 dB(A)
Dimensions (cm) (w/h/d)121.6 x 100.5 × 42.5
Aira 8kW
Energy efficiency (35/55 °C)A+++/A++
Household size150-200 sq mts
Power output @ -7°C/35°C (Max rps)8kW
SCOP (average 35°C)4.7
Max temp outlet70 °C
Working range, heating-25 °C - +45 °C
Power supply230V
Recommended fuse size, A (outdoor unit)25A
Sound pressure level (EN12102)*51.3 dB(A)
Dimensions (cm) (w/h/d)121.6 x 100.5 × 42.5
Aira 12kW
Energy efficiency (35/55 °C)A+++/A++
Household size>200 sq mts
Power output @ -7°C/35°C (Max rps)12kW
SCOP (average 35°C)4.7
Max temp outlet70 °C
Working range, heating-25 °C - +45 °C
Power supply400V
Recommended fuse size, A (outdoor unit)16A
Sound pressure level (EN12102)*51.3 dB(A)
Dimensions (cm) (w/h/d)115.2 × 150.3 × 41.6

*Measured from a distance of 3 metres

Picture of two Aira Heat Pumps. One large 12kW and another smaller 6kW

The outdoor unit is just one part of your Aira Heat Pump system

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Indoor units

Your outdoor unit works alongside an indoor unit and buffer tank to efficiently heat your home and hot water. There are two indoor solutions to choose from: the Aira Indoor Unit and the Aira Indoor Unit Compact.

Aira App ist auf Smartphone geöffnet

Aira Home Energy app

The Aira Heat Pump heat pump takes pretty good care of itself. But you’re always in control with the Aira Home Energy app.

Picture of the Aira Thermostat on a blank background

Thermostat

Designed to grace any wall, the Aira Thermostat is another way to control your heat pump. See and set the temperature of a specific heating zone. Activate extra hot water. All at the click of a button.

Get your quote

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The Aira Outdoor Unit FAQs

Cleaner, more affordable heating is a hassle-free switch away.

*A+++ rating is based on heating system temperatures of 35°C. Energy rating is A++ when water is being heated to 55°C. 
**46-51 decibels is the average noise level of an Aira Heat Pump 6kW Outdoor Unit, measured from a distance of 3 metres. Actual noise levels may vary depending on unit size and weather conditions.