EnergyLabelEU
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Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 2.5 kW · cooling and heating

LG DC09RT

A++

Uses less electricity than 56% of the 2,545 split air conditioners, under 3 kW on the EU register. At your selected price (European Union) that is €35 a year, €354 over ten years.

Cooling, SEER
7.0
Typical 6.9
Heating, SCOP
4.0
Typical 4.1
Cooling cost
€35 / year
+€248 if you also heat with it (average climate)

Near the middle of its group: 4 % below 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 18 among them. LG sells the same label values under other model names: PC09SQ UA3/PC09SQ NSJ, S09EQ UA3/S09EQ NSJ, S09ET and 3 more. On the register since 2020 and still on sale.

Where it stands

Rank 1,080 of 2,545 split air conditioners, under 3 kW by yearly consumption. 1,079 use less.

Median 130 This model · 125 0 1,300 kWh ← uses less · uses more →

Next to it in the ranking

  1. A++ LG AC09BT 125 kWh same
  2. A++ LG AC09BK NSJC/AC09BK UA3C 125 kWh same
  3. A++ LG DC09RT 125 kWh
  4. A++ LG PC09SC NSJT / PC09SC UA3T 125 kWh same
  5. A++ LG PC09SQ UA3/PC09SQ NSJ 125 kWh same
See the full ranking

What it will cost you

Period DC09RT SRC20ZSX-WA_SRK20ZSX-W Difference
1 year €35 €20 −€16
5 years €177 €99 −€78
10 years €354 €198 −€156
15 years €531 €297 −€234

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

Heating by climate zone

Climate SCOP kWh / yr
Warmer (e.g. Athens) 4.9 371
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 DC09RT (this model)
2.5 kW7.0 125 — —
2.0 kW10.0 70 €16 €156
2.0 kW10.0 70 €16 €156
2.0 kW9.8 71 €15 €153
2.0 kW9.8 71 €15 €153
2.0 kW9.8 71 €15 €153

Label and product sheet

Energy class cooling / heating
A++ / A+
SEER
7.0
SCOP warmer / average / colder
4.9 / 4.0 / –
Cooling design load
2.5 kW
Heating design load (average)
2.5 kW
Yearly cooling
125 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.

DC09RT · PC09ST

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

Questions

How much does the LG DC09RT cost to run?

At one cooling season as on the label it uses about 125 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €35 a year, or €354 over ten years.

What do SEER and SCOP mean?

This model reaches SEER 7.0 and SCOP 4.0 in the average climate: higher is better.