EnergyLabelEU
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Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 7.9 kW · cooling and heating

LG MU4R27 U42/MJ07PC NSJ

A++

Uses less electricity than 83% of the 14,301 split air conditioners, 6 kW and over on the EU register. At your selected price (European Union) that is €98 a year, €980 over ten years.

Cooling, SEER
8.0
Typical 6.9
Heating, SCOP
4.3
Typical 4.1
Cooling cost
€98 / year
+€627 if you also heat with it (average climate)

In the most efficient quarter of its group: 14 % below the typical 402 kWh. Class A++ is the most common class in this group (80% of models). Heating efficiency (SCOP 4.3) is above the typical 4.1 of its group. LG has 131 models in this group; this one is number 36 among them.

Where it stands

Rank 2,372 of 14,301 split air conditioners, 6 kW and over by yearly consumption. 2,371 use less.

Median 402 This model · 346 0 1,700 kWh ← uses less · uses more →

Next to it in the ranking

  1. A++ Bosch 7733703646 346 kWh same
  2. A++ Daikin FTXM25R2V1B / FTXM42R2V1B / 5MWXM68A2V1B9 346 kWh same
  3. A++ LG MU4R27 U42/MJ07PC NSJ 346 kWh
  4. A++ Mitsubishi Electric SLZ-M60FA2-ET / PUZ-ZM60VHA2-ET 346 kWh same
  5. A++ Mitsubishi Electric SLZ-M60FA2 / PUZ-ZM60VHA2 346 kWh same
See the full ranking

What it will cost you

Period MU4R27 U42/MJ07PC NSJ 7733704008 Difference
1 year €98 €83 −€15
5 years €490 €413 −€76
10 years €980 €827 −€153
15 years €1,470 €1,240 −€229

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 346 kWh / yr
Heating, average climate 2,214 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++ LG MU4R27 U42/MJ07PC NSJ (this model)
7.9 kW8.0 346 — —
7.9 kW8.5 292 €15 €153
7.9 kW8.5 292 €15 €153
7.9 kW8.5 292 €15 €153
7.6 kW8.8 304 €12 €119
7.6 kW8.8 304 €12 €119

Label and product sheet

Energy class cooling / heating
A++ / A+
SEER
8.0
SCOP warmer / average / colder
– / 4.3 / –
Cooling design load
7.9 kW
Heating design load (average)
6.8 kW
Yearly cooling
346 kWh
Yearly heating (average climate)
2,214 kWh
Sound power indoor / outdoor
56 / 64 dB(A)
Refrigerant
R32 (GWP 675)

Model numbers and history

Registered by LG under one model number.

MU4R27 U42/MJ07PC NSJ

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

Questions

How much does the LG MU4R27 U42/MJ07PC NSJ cost to run?

At one cooling season as on the label it uses about 346 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €98 a year, or €980 over ten years.

What do SEER and SCOP mean?

This model reaches SEER 8.0 and SCOP 4.3 in the average climate: higher is better.