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Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 5.4 kW · cooling and heating

AUX-18CM

A+++

Uses less electricity than 76% of the 5,158 split air conditioners, 4–5 kW on the EU register. At your selected price (European Union) that is €61 a year, €609 over ten years.

Cooling, SEER
8.8
Typical 6.8
Heating, SCOP
4.6
Typical 4.1
Cooling cost
€61 / year
+€379 if you also heat with it (average climate)

In the most efficient quarter of its group: 15 % below the typical 254 kWh. Class A+++ is the best class any model in this group reaches. Heating efficiency (SCOP 4.6) is above the typical 4.1 of its group. AUX has 32 models in this group; this one is number 2 among them. AUX sells the same label values under other model names: AUX-18CCW, AUX-18C3A, ASW-H18E3/C SERIES-EU.

Where it stands

Rank 1,101 of 5,158 split air conditioners, 4–5 kW by yearly consumption. 1,100 use less.

Median 254 This model · 215 100 850 kWh ← uses less · uses more →

Next to it in the ranking

  1. A+++ AUX-18C3A 215 kWh same
  2. A+++ AUX-18CCW 215 kWh same
  3. A+++ AUX-18CM 215 kWh
  4. A+++ Kaisai KKWR-18RAA1/KKOG-18RAA1 215 kWh same
  5. A++ Haier AS25RBAHRA-RE / AS25RBAHRA-RE / 2U40MS3FRA 215 kWh same
See the full ranking

What it will cost you

Period AUX-18CM LEP35Xi R16 / LOP35Xo R16 Difference
1 year €61 €37 −€24
5 years €304 €185 −€119
10 years €609 €371 −€238
15 years €913 €556 −€357

Is the more efficient model worth its price?

Years of use

Enter both purchase prices to see the total cost of ownership.

Cooling and heating

Cooling season 215 kWh / yr
Heating, average climate 1,339 kWh / yr

Heating by climate zone

Climate SCOP kWh / yr
Warmer (e.g. Athens) 5.8 1,303
Average (e.g. Strasbourg) 4.6 1,339
Colder (e.g. Helsinki) — —

Same size, lower running cost

On sale, at least 10% less energy, same size group

Model CoolingSEER kWh / yr Saves / year in 10 years
A+++ AUX-18CM (this model)
5.4 kW8.8 215 — —
5.1 kW9.4 131 €24 €238
5.3 kW7.0 132 €24 €235
5.3 kW7.0 132 €24 €235
5.8 kW2.5 151 €18 €181
5.8 kW2.5 151 €18 €181

Label and product sheet

Energy class cooling / heating
A+++ / A++
SEER
8.8
SCOP warmer / average / colder
5.8 / 4.6 / –
Cooling design load
5.4 kW
Heating design load (average)
4.4 kW
Yearly cooling
215 kWh
Yearly heating (average climate)
1,339 kWh
Sound power indoor / outdoor
56 / 63 dB(A)
Refrigerant
R32 (GWP 675)

Model numbers and history

Registered by AUX under one model number.

AUX-18CM

  1. Placed on the EU market
  2. First published in the EU register (EPREL)

Questions

How much does the AUX-18CM cost to run?

At one cooling season as on the label it uses about 215 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €61 a year, or €609 over ten years.

What do SEER and SCOP mean?

This model reaches SEER 8.8 and SCOP 4.6 in the average climate: higher is better.