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Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 2.3 kW · cooling and heating

Nobu NBO-12IDU / NBO-12ODU

A++

Uses less electricity than 1% of the 2,545 split air conditioners, under 3 kW on the EU register. At your selected price (European Union) that is €54 a year, €535 over ten years.

Cooling, SEER
6.1
Typical 6.9
Heating, SCOP
4.0
Typical 4.1
Cooling cost
€54 / year
+€228 if you also heat with it (average climate)

Uses more than most comparable models: 99 % of them need less. Costway FDK18-04R5, the most efficient alternative on sale, saves about €53 a year. Class A++ is the most common class in this group (65% of models). Heating efficiency (SCOP 4.0) is below the typical 4.1 of its group. Of 12 Nobu models in this group, it ranks last. On the register since 2019 and still on sale.

Where it stands

Rank 2,510 of 2,545 split air conditioners, under 3 kW by yearly consumption. 2,509 use less.

Median 130 This model · 189 0 1,300 kWh ← uses less · uses more →

Next to it in the ranking

  1. A++ Daikin ATX25K5V1B / ARX25K2V1B 185 kWh −€1.13
  2. A++ Daikin ATX25K5V1B / ARX25K5V1B9 185 kWh −€1.13
  3. A++ Nobu NBO-12IDU / NBO-12ODU 189 kWh
  4. A++ Inventor O1MVI-12WFR/O1MVO-12 189 kWh same
  5. B Webber AC-H025A2H 192 kWh +€0.85
See the full ranking

What it will cost you

Period NBO-12IDU / NBO-12ODU FDK18-04R5 Difference
1 year €54 €0 −€53
5 years €268 €1 −€266
10 years €535 €3 −€532
15 years €803 €4 −€799

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 805 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++ Nobu NBO-12IDU / NBO-12ODU (this model)
2.3 kW6.1 189 — —
1.8 kW2.1 1 €53 €532
2.0 kW10.0 70 €34 €337
2.0 kW10.0 70 €34 €337
2.0 kW9.8 71 €33 €334
2.0 kW9.8 71 €33 €334

Label and product sheet

Energy class cooling / heating
A++ / A+
SEER
6.1
SCOP warmer / average / colder
– / 4.0 / –
Cooling design load
2.3 kW
Heating design load (average)
2.3 kW
Yearly cooling
189 kWh
Yearly heating (average climate)
805 kWh
Sound power indoor / outdoor
53 / 61 dB(A)
Refrigerant
R410a (GWP 2088)

Model numbers and history

Registered by Nobu under one model number.

NBO-12IDU / NBO-12ODU

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

Questions

How much does the Nobu NBO-12IDU / NBO-12ODU 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 6.1 and SCOP 4.0 in the average climate: higher is better.