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Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 2.5 kW · cooling and heating

Hitachi RAC-25NPA / RAI-25RPA

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 €42 a year, €425 over ten years.

Cooling, SEER
5.7
Typical 6.9
Heating, SCOP
3.8
Typical 4.1
Cooling cost
€42 / year
+€283 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 39 among them.

Where it stands

Rank 2,223 of 2,545 split air conditioners, under 3 kW by yearly consumption. 2,222 use less.

Median 130 This model · 150 0 1,300 kWh ← uses less · uses more →

Next to it in the ranking

  1. A++ Toyotomi SRN23-09R32/SRG23-09R32 150 kWh same
  2. A++ VOX IJO9-SC4D 150 kWh same
  3. A Hitachi RAC-25NPA / RAI-25RPA 150 kWh
  4. A Hitachi RAC-25WXA / RAK-25PXA 150 kWh same
  5. A++ Ariston ALYS R32 25 MUD0 3381270 151 kWh +€0.28
See the full ranking

What it will cost you

Period RAC-25NPA / RAI-25RPA SRC20ZSX-WA_SRK20ZSX-W Difference
1 year €42 €20 −€23
5 years €212 €99 −€113
10 years €425 €198 −€227
15 years €637 €297 −€340

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 150 kWh / yr
Heating, average climate 1,000 kWh / yr

Heating by climate zone

Climate SCOP kWh / yr
Warmer (e.g. Athens) 4.6 450
Average (e.g. Strasbourg) 3.8 1,000
Colder (e.g. Helsinki) 2.9 2,890

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-25NPA / RAI-25RPA (this model)
2.5 kW5.7 150 — —
2.0 kW10.0 70 €23 €227
2.0 kW10.0 70 €23 €227
2.0 kW9.8 71 €22 €224
2.0 kW9.8 71 €22 €224
2.0 kW9.8 71 €22 €224

Label and product sheet

Energy class cooling / heating
A / A
SEER
5.7
SCOP warmer / average / colder
4.6 / 3.8 / 2.9
Cooling design load
2.5 kW
Heating design load (average)
2.7 kW
Yearly cooling
150 kWh
Yearly heating (average climate)
1,000 kWh
Sound power indoor / outdoor
50 / 65 dB(A)
Refrigerant
R410A (GWP 2088)

Model numbers and history

Registered by Hitachi under one model number.

RAC-25NPA / RAI-25RPA

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

Questions

How much does the Hitachi RAC-25NPA / RAI-25RPA cost to run?

At one cooling season as on the label it uses about 150 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €42 a year, or €425 over ten years.

What do SEER and SCOP mean?

This model reaches SEER 5.7 and SCOP 3.8 in the average climate: higher is better.