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Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 2.5 kW · cooling and heating

Hitachi RAC-25WEB / RAK-25PEB

A

Uses less electricity than 9% of the 2,545 split air conditioners, under 3 kW on the EU register. At your selected price (European Union) that is €43 a year, €428 over ten years.

Cooling, SEER
5.8
Typical 6.9
Heating, SCOP
3.8
Typical 4.1
Cooling cost
€43 / year
+€257 if you also heat with it (average climate)

Uses more than most comparable models: 91 % of them need less. Mitsubishi Heavy Industries SRC20ZSX-WA_SRK20ZSX-W, the most efficient alternative on sale, saves about €23 a year. 96% of comparable models reach a better class than A; the most common is A++. Heating efficiency (SCOP 3.8) is below the typical 4.1 of its group. Hitachi has 55 models in this group; this one is number 41 among them.

Where it stands

Rank 2,292 of 2,545 split air conditioners, under 3 kW by yearly consumption. 2,291 use less.

Median 130 This model · 151 0 1,300 kWh ← uses less · uses more →

Next to it in the ranking

  1. A Hitachi RAC-E10HB / RAS-E10HB 151 kWh same
  2. A Hitachi RAC-25WEB / RAK-25PEBC 151 kWh same
  3. A Hitachi RAC-25WEB / RAK-25PEB 151 kWh
  4. A Hitachi RAC-25FPA / RAF-25RPA 151 kWh same
  5. A Hitachi RAC-25WPA / RAK-25PPA 151 kWh same
See the full ranking

What it will cost you

Period RAC-25WEB / RAK-25PEB SRC20ZSX-WA_SRK20ZSX-W Difference
1 year €43 €20 −€23
5 years €214 €99 −€115
10 years €428 €198 −€229
15 years €641 €297 −€344

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 151 kWh / yr
Heating, average climate 909 kWh / yr

Heating by climate zone

Climate SCOP kWh / yr
Warmer (e.g. Athens) 4.3 430
Average (e.g. Strasbourg) 3.8 909
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 Hitachi RAC-25WEB / RAK-25PEB (this model)
2.5 kW5.8 151 — —
2.0 kW10.0 70 €23 €229
2.0 kW10.0 70 €23 €229
2.0 kW9.8 71 €23 €227
2.0 kW9.8 71 €23 €227
2.0 kW9.8 71 €23 €227

Label and product sheet

Energy class cooling / heating
A / A
SEER
5.8
SCOP warmer / average / colder
4.3 / 3.8 / –
Cooling design load
2.5 kW
Heating design load (average)
2.5 kW
Yearly cooling
151 kWh
Yearly heating (average climate)
909 kWh
Sound power indoor / outdoor
54 / 62 dB(A)
Refrigerant
R410A (GWP 2088)

Model numbers and history

Registered by Hitachi under one model number.

RAC-25WEB / RAK-25PEB

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

Questions

How much does the Hitachi RAC-25WEB / RAK-25PEB cost to run?

At one cooling season as on the label it uses about 151 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €43 a year, or €428 over ten years.

What do SEER and SCOP mean?

This model reaches SEER 5.8 and SCOP 3.8 in the average climate: higher is better.