EnergyLabelEU
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Costs for 0.283 €/kWh · Eurostat 2026 H1

Portable air conditioners · 5.4 kW · cooling and heating

Warmtec Morso+ KP54W

A+

Uses less electricity than 4% of the 337 portable air conditioners, 4–5 kW on the EU register. At your selected price (European Union) that is €198 a year, €1,982 over ten years.

EER
3.4
Running cost
€198 / year
350 cooling hours
Per hour
€1
2.00 kWh

Uses more than most comparable models: 96 % of them need less. Optimea OPC-B01-050, the most efficient alternative on sale, saves about €59 a year. Only 2% of comparable models have a better class than A+. Of 4 Warmtec models in this group, it is the most efficient.

Where it stands

Rank 287 of 337 portable air conditioners, 4–5 kW by yearly consumption. 286 use less.

Median 560 This model · 700 200 1,850 kWh ← uses less · uses more →

Next to it in the ranking

  1. A Klarstein 10048078 700 kWh same
  2. B Clivet CiSDN-M EP 1 MR 3.1 700 kWh same
  3. A+ Warmtec Morso+ KP54W 700 kWh
  4. A Emerio PAC-130697.1 700 kWh same
  5. A Kingfisher 5063022023421 700 kWh same
See the full ranking

What it will cost you

Period Morso+ KP54W OPC-B01-050 Difference
1 year €198 €139 −€59
5 years €991 €694 −€297
10 years €1,982 €1,388 −€595
15 years €2,974 €2,082 −€892

Is the more efficient model worth its price?

Years of use

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

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+ Warmtec Morso+ KP54W (this model)
5.4 kW— 700 — —
5.0 kW— 490 €59 €595
5.0 kW— 525 €50 €496
5.1 kW— 525 €50 €496
5.3 kW— 525 €50 €496
5.2 kW— 525 €50 €496

Label and product sheet

Energy class cooling / heating
A+ / A++
EER
3.4
Cooling design load
5.4 kW
Sound power indoor / outdoor
65 / – dB(A)
Refrigerant
R290 (GWP 3)

Model numbers and history

Registered by Warmtec under one model number.

Morso+ KP54W

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

Questions

How much does the Warmtec Morso+ KP54W cost to run?

At 350 cooling hours a year it uses about 700 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €198 a year, or €1,982 over ten years.