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Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 4.6 kW · cooling and heating

Nobu NBL4-18IDU32WiFiR/NBL4-18ODU32

A++

Uses less electricity than 43% of the 5,158 split air conditioners, 4–5 kW on the EU register. At your selected price (European Union) that is €75 a year, €748 over ten years.

Cooling, SEER
6.1
Typical 6.8
Heating, SCOP
4.0
Typical 4.1
Cooling cost
€75 / year
+€357 if you also heat with it (average climate)

Near the middle of its group: 4 % above the typical 254 kWh. Class A++ is the most common class in this group (69% of models). Heating efficiency (SCOP 4.0) is below the typical 4.1 of its group. Nobu has 10 models in this group; this one is number 5 among them. On the register since 2019 and still on sale.

Where it stands

Rank 2,882 of 5,158 split air conditioners, 4–5 kW by yearly consumption. 2,881 use less.

Median 254 This model · 264 100 850 kWh ← uses less · uses more →

Next to it in the ranking

  1. A++ Haier AD50S2SS1FA/ 1U50S2SJ2FA 264 kWh same
  2. A++ Ariston (2x) KIOS 25 UD6-I DUAL 50 XD0-O 264 kWh same
  3. A++ Nobu NBL4-18IDU32WiFiR/NBL4-18ODU32 264 kWh
  4. A++ Saivod ASG1818WI 264 kWh same
  5. A++ Inventor L4VI32-18/L4VO32-18 264 kWh same
See the full ranking

What it will cost you

Period NBL4-18IDU32WiFiR/NBL4-18ODU32 LEP35Xi R16 / LOP35Xo R16 Difference
1 year €75 €37 −€38
5 years €374 €185 −€188
10 years €748 €371 −€377
15 years €1,121 €556 −€565

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 264 kWh / yr
Heating, average climate 1,260 kWh / yr

Heating by climate zone

Climate SCOP kWh / yr
Warmer (e.g. Athens) 5.1 988
Average (e.g. Strasbourg) 4.0 1,260
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++ Nobu NBL4-18IDU32WiFiR/NBL4-18ODU32 (this model)
4.6 kW6.1 264 — —
5.1 kW9.4 131 €38 €377
4.0 kW8.5 144 €34 €340
4.0 kW8.5 144 €34 €340
4.1 kW2.6 145 €34 €337
4.2 kW9.9 148 €33 €329

Label and product sheet

Energy class cooling / heating
A++ / A+
SEER
6.1
SCOP warmer / average / colder
5.1 / 4.0 / –
Cooling design load
4.6 kW
Heating design load (average)
3.6 kW
Yearly cooling
264 kWh
Yearly heating (average climate)
1,260 kWh
Sound power indoor / outdoor
58 / 63 dB(A)
Refrigerant
R32 (GWP 675)

Model numbers and history

Registered by Nobu under one model number.

NBL4-18IDU32WiFiR/NBL4-18ODU32

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

Questions

How much does the Nobu NBL4-18IDU32WiFiR/NBL4-18ODU32 cost to run?

At one cooling season as on the label it uses about 264 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €75 a year, or €748 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.