EnergyLabelEU
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Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 2.5 kW · cooling and heating

LG AP09RT

A++

Uses less electricity than 44% of the 2,545 split air conditioners, under 3 kW on the EU register. At your selected price (European Union) that is €38 a year, €377 over ten years.

Cooling, SEER
6.6
Typical 6.9
Heating, SCOP
4.0
Typical 4.1
Cooling cost
€38 / year
+€248 if you also heat with it (average climate)

Near the middle of its group: 2 % above the typical 130 kWh. Class A++ is the most common class in this group (65% of models). Heating efficiency (SCOP 4.0) is below the typical 4.1 of its group. LG has 57 models in this group; this one is number 44 among them. On the register since 2020 and still on sale.

Where it stands

Rank 1,390 of 2,545 split air conditioners, under 3 kW by yearly consumption. 1,389 use less.

Median 130 This model · 133 0 1,300 kWh ← uses less · uses more →

Next to it in the ranking

  1. A++ Daewoo SLU09W32R30CY 133 kWh same
  2. A++ Beko BEHPI 090/ BEHPI 091 8501003200 133 kWh same
  3. A++ LG AP09RT 133 kWh
  4. A++ Mitsubishi Heavy Industries SRC25ZS-W1_SRR25ZS-W 133 kWh same
  5. A++ Mitsubishi Heavy Industries SRC25ZS-W2_SRR25ZS-W 133 kWh same
See the full ranking

What it will cost you

Period AP09RT SRC20ZSX-WA_SRK20ZSX-W Difference
1 year €38 €20 −€18
5 years €188 €99 −€89
10 years €377 €198 −€178
15 years €565 €297 −€268

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 133 kWh / yr
Heating, average climate 875 kWh / yr

Heating by climate zone

Climate SCOP kWh / yr
Warmer (e.g. Athens) 5.0 393
Average (e.g. Strasbourg) 4.0 875
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++ LG AP09RT (this model)
2.5 kW6.6 133 — —
2.0 kW10.0 70 €18 €178
2.0 kW10.0 70 €18 €178
2.0 kW9.8 71 €18 €176
2.0 kW9.8 71 €18 €176
2.0 kW9.8 71 €18 €176

Label and product sheet

Energy class cooling / heating
A++ / A+
SEER
6.6
SCOP warmer / average / colder
5.0 / 4.0 / –
Cooling design load
2.5 kW
Heating design load (average)
2.5 kW
Yearly cooling
133 kWh
Yearly heating (average climate)
875 kWh
Sound power indoor / outdoor
59 / 65 dB(A)
Refrigerant
R32 (GWP 675)

Model numbers and history

2 model numbers are registered by LG with identical label values (usually colour or market variants). Searching any of them leads here.

AP09RT · AP09RK

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

Questions

How much does the LG AP09RT cost to run?

At one cooling season as on the label it uses about 133 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €38 a year, or €377 over ten years.

What do SEER and SCOP mean?

This model reaches SEER 6.6 and SCOP 4.0 in the average climate: higher is better.