EnergyLabelEU
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Costs for 0.283 €/kWh · Eurostat 2026 H1

Portable air conditioners · 5.0 kW · cooling and heating

ONE Clima MLT18x2/Y24

A++

Uses less electricity than 76% of the 337 portable air conditioners, 4–5 kW on the EU register. At your selected price (European Union) that is €149 a year, €1,487 over ten years.

EER
3.3
Running cost
€149 / year
350 cooling hours
Per hour
€0.42
1.50 kWh

In the most efficient quarter of its group: 6 % below the typical 560 kWh. Class A++ is the best class any model in this group reaches, and only 2% of them do. Of 2 ONE Clima models in this group, it is the most efficient.

Where it stands

Rank 17 of 337 portable air conditioners, 4–5 kW by yearly consumption. 16 use less.

Median 560 This model · 525 200 1,850 kWh ← uses less · uses more →

Next to it in the ranking

  1. A Origial AirFeel 3500W WIFI 525 kWh same
  2. A Lyfco OL-BKY41-A015D 525 kWh same
  3. A++ ONE Clima MLT18x2/Y24 525 kWh
  4. A++ ONE Clima ONEPRO18/Y24 525 kWh same
  5. A electriQ SC14HPW 525 kWh same
See the full ranking

What it will cost you

Period MLT18x2/Y24
1 year €149
5 years €743
10 years €1,487
15 years €2,230

Label and product sheet

Energy class cooling / heating
A++ / A+
EER
3.3
Cooling design load
5.0 kW
Sound power indoor / outdoor
51 / 65 dB(A)
Refrigerant
R32 (GWP 675)

Model numbers and history

Registered by ONE Clima under one model number.

MLT18x2/Y24

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

Questions

How much does the ONE Clima MLT18x2/Y24 cost to run?

At 350 cooling hours a year it uses about 525 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €149 a year, or €1,487 over ten years.