EnergyLabelEU
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Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 3.5 kW · cooling and heating

Mitsubishi Heavy Industries LMC12Z7-W_LMK12Z7-W

A++

Uses less electricity than 37% of the 3,067 split air conditioners, 3 kW on the EU register. At your selected price (European Union) that is €54 a year, €535 over ten years.

Cooling, SEER
6.5
Typical 6.5
Heating, SCOP
4.7
Typical 4.1
Cooling cost
€54 / year
+€236 if you also heat with it (average climate)

Near the middle of its group: 3 % above the typical 184 kWh. Class A++ is the most common class in this group (67% of models). Heating efficiency (SCOP 4.7) is above the typical 4.1 of its group. Mitsubishi Heavy Industries has 40 models in this group; this one is number 36 among them. Mitsubishi Heavy Industries sells the same label values under other model names: DXC12Z7-W_DXK12Z7-W, SRC35ZTL-W_SRK35ZTL-W.

Where it stands

Rank 1,814 of 3,067 split air conditioners, 3 kW by yearly consumption. 1,813 use less.

Median 184 This model · 189 0 450 kWh ← uses less · uses more →

Next to it in the ranking

  1. A++ Toyotomi TYN-12R32/TYG-12R32 189 kWh same
  2. A++ Mitsubishi Heavy Industries DXC12Z7-W_DXK12Z7-W 189 kWh same
  3. A++ Mitsubishi Heavy Industries LMC12Z7-W_LMK12Z7-W 189 kWh
  4. A++ Mitsubishi Heavy Industries SRC35ZTL-W_SRK35ZTL-W 189 kWh same
  5. A++ Sinclair ASGE-12BI2+ASD-12BI2 189 kWh same
See the full ranking

What it will cost you

Period LMC12Z7-W_LMK12Z7-W NF-ST30CR Difference
1 year €54 €1 −€53
5 years €268 €4 −€263
10 years €535 €8 −€527
15 years €803 €13 −€790

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 189 kWh / yr
Heating, average climate 835 kWh / yr

Heating by climate zone

Climate SCOP kWh / yr
Warmer (e.g. Athens) 5.8 943
Average (e.g. Strasbourg) 4.7 835
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++ Mitsubishi Heavy Industries LMC12Z7-W_LMK12Z7-W (this model)
3.5 kW6.5 189 — —
3.0 kW50.0 3 €53 €527
3.0 kW9.3 102 €25 €246
3.0 kW8.8 103 €24 €244
3.0 kW8.8 103 €24 €244
3.0 kW9.0 112 €22 €218

Label and product sheet

Energy class cooling / heating
A++ / A++
SEER
6.5
SCOP warmer / average / colder
5.8 / 4.7 / –
Cooling design load
3.5 kW
Heating design load (average)
2.8 kW
Yearly cooling
189 kWh
Yearly heating (average climate)
835 kWh
Sound power indoor / outdoor
56 / 61 dB(A)
Refrigerant
R32 (GWP 675)

Model numbers and history

Registered by Mitsubishi Heavy Industries under one model number.

LMC12Z7-W_LMK12Z7-W

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

Questions

How much does the Mitsubishi Heavy Industries LMC12Z7-W_LMK12Z7-W cost to run?

At one cooling season as on the label it uses about 189 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €54 a year, or €535 over ten years.

What do SEER and SCOP mean?

This model reaches SEER 6.5 and SCOP 4.7 in the average climate: higher is better.