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Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 12.1 kW · cooling and heating

HTW5MS39212IX39B5

A++

Uses less electricity than 5% of the 14,301 split air conditioners, 6 kW and over on the EU register. At your selected price (European Union) that is €197 a year, €1,965 over ten years.

Cooling, SEER
6.1
Typical 6.9
Heating, SCOP
3.8
Typical 4.1
Cooling cost
€197 / year
+€890 if you also heat with it (average climate)

Uses more than most comparable models: 95 % of them need less. electriQ IQOOL-4MS12K12K12K12K, the most efficient alternative on sale, saves about €113 a year. Class A++ is the most common class in this group (80% of models). Heating efficiency (SCOP 3.8) is below the typical 4.1 of its group. HTW has 32 models in this group; this one is number 26 among them.

Where it stands

Rank 13,505 of 14,301 split air conditioners, 6 kW and over by yearly consumption. 13,504 use less.

Median 402 This model · 694 0 1,700 kWh ← uses less · uses more →

Next to it in the ranking

  1. B Daikin FNQ35A2VEB / FNQ35A2VEB / FNQ35A2VEB / RZQSG100L8Y1B 693 kWh −€0.28
  2. B Daikin FNQ35A2VEB / FNQ35A2VEB / FNQ35A2VEB / RZQSG100L9V1B 693 kWh −€0.28
  3. A++ HTW5MS39212IX39B5 694 kWh
  4. B Hitachi RAS-4HVNC1E / RPC-4.0FSN3 697 kWh +€0.85
  5. A+ Daikin FHA125AVEB8 / RZQG125L8Y1B 699 kWh +€1.42
See the full ranking

What it will cost you

Period HTW5MS39212IX39B5 IQOOL-4MS12K12K12K12K Difference
1 year €197 €83 −€113
5 years €983 €416 −€566
10 years €1,965 €833 −€1,133
15 years €2,948 €1,249 −€1,699

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 694 kWh / yr
Heating, average climate 3,142 kWh / yr

Heating by climate zone

Climate SCOP kWh / yr
Warmer (e.g. Athens) 3.8 694
Average (e.g. Strasbourg) 3.8 3,142
Colder (e.g. Helsinki) 3.8 3,617

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++ HTW5MS39212IX39B5 (this model)
12.1 kW6.1 694 — —
12.2 kW6.1 294 €113 €1,133
11.5 kW7.1 563 €37 €371
11.5 kW7.1 563 €37 €371
12.1 kW7.5 565 €37 €365
12.1 kW7.5 565 €37 €365

Label and product sheet

Energy class cooling / heating
A++ / A+
SEER
6.1
SCOP warmer / average / colder
3.8 / 3.8 / 3.8
Cooling design load
12.1 kW
Heating design load (average)
10.1 kW
Yearly cooling
694 kWh
Yearly heating (average climate)
3,142 kWh
Sound power indoor / outdoor
54 / 70 dB(A)
Refrigerant
R32 (GWP 12)

Model numbers and history

Registered by HTW under one model number.

HTW5MS39212IX39B5

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

Questions

How much does the HTW5MS39212IX39B5 cost to run?

At one cooling season as on the label it uses about 694 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €197 a year, or €1,965 over ten years.

What do SEER and SCOP mean?

This model reaches SEER 6.1 and SCOP 3.8 in the average climate: higher is better.