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Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 5.3 kW · cooling and heating

Konsi KN-LC18CS-T

A++

Uses less electricity than 8% of the 5,158 split air conditioners, 4–5 kW on the EU register. At your selected price (European Union) that is €86 a year, €858 over ten years.

Cooling, SEER
6.1
Typical 6.8
Heating, SCOP
4.0
Typical 4.1
Cooling cost
€86 / year
+€438 if you also heat with it (average climate)

Uses more than most comparable models: 92 % of them need less. Rotenso LEP35Xi R16 / LOP35Xo R16, the most efficient alternative on sale, saves about €49 a year. Class A++ is the most common class in this group (69% of models). Heating efficiency (SCOP 4.0) is below the typical 4.1 of its group. Of 11 Konsi models in this group, it ranks last.

Where it stands

Rank 4,673 of 5,158 split air conditioners, 4–5 kW by yearly consumption. 4,672 use less.

Median 254 This model · 303 100 850 kWh ← uses less · uses more →

Next to it in the ranking

  1. A++ Naitec MU18H2 303 kWh same
  2. A++ Naitec MU18H2OU x 2 / SM35HXXKI 303 kWh same
  3. A++ Konsi KN-LC18CS-T 303 kWh
  4. A+ Daikin FDXM50F3V1B9 / RXM50R5V1B 303 kWh same
  5. A+ Daikin FDXM50F3V1B9 / RXM50A5V1B9 303 kWh same
See the full ranking

What it will cost you

Period KN-LC18CS-T LEP35Xi R16 / LOP35Xo R16 Difference
1 year €86 €37 −€49
5 years €429 €185 −€244
10 years €858 €371 −€487
15 years €1,287 €556 −€731

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 303 kWh / yr
Heating, average climate 1,547 kWh / yr

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++ Konsi KN-LC18CS-T (this model)
5.3 kW6.1 303 — —
5.1 kW9.4 131 €49 €487
5.3 kW7.0 132 €48 €484
5.3 kW7.0 132 €48 €484
5.8 kW2.5 151 €43 €430
5.8 kW2.5 151 €43 €430

Label and product sheet

Energy class cooling / heating
A++ / A+
SEER
6.1
SCOP warmer / average / colder
– / 4.0 / –
Cooling design load
5.3 kW
Heating design load (average)
4.0 kW
Yearly cooling
303 kWh
Yearly heating (average climate)
1,547 kWh
Sound power indoor / outdoor
54 / 62 dB(A)
Refrigerant
R32 (GWP 675)

Model numbers and history

Registered by Konsi under one model number.

KN-LC18CS-T

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

Questions

How much does the Konsi KN-LC18CS-T cost to run?

At one cooling season as on the label it uses about 303 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €86 a year, or €858 over ten years.

What do SEER and SCOP mean?

This model reaches SEER 6.1 and SCOP 4.0 in the average climate: higher is better.