EnergyLabelEU
EN
Costs for 0.283 €/kWh · Eurostat 2026 H1

Portable air conditioners · 4.0 kW · cooling only

Klamer 91742

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
2.7
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 most common class in this group (96% of models). Of 2 Klamer 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 electriQ SC14HPW 525 kWh same
  2. A Oceanic OCEACLIMR140W1 525 kWh same
  3. A Klamer 91742 525 kWh
  4. A Be COOL BC14KL2402FW 525 kWh same
  5. A RELAX4LIFE JT54928HI-ALDE 525 kWh same
See the full ranking

What it will cost you

Period 91742 HY140 Difference
1 year €149 €69 −€79
5 years €743 €347 −€396
10 years €1,487 €694 −€793
15 years €2,230 €1,041 −€1,189

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 Klamer 91742 (this model)
4.0 kW— 525 — —
4.1 kW— 245 €79 €793
4.1 kW— 315 €59 €595
4.0 kW— 350 €50 €496
4.1 kW— 350 €50 €496
4.0 kW— 350 €50 €496

Label and product sheet

Energy class cooling / heating
A / –
EER
2.7
Cooling design load
4.0 kW
Sound power indoor / outdoor
65 / – dB(A)
Refrigerant
R290 (GWP 3)

Model numbers and history

Registered by Klamer under one model number.

91742

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

Questions

How much does the Klamer 91742 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.