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Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 5.1 kW · cooling and heating

Toyotomi OTN-18Q25INV/OTG-18Q25INV

A++

Uses less electricity than 44% of the 5,158 split air conditioners, 4–5 kW on the EU register. At your selected price (European Union) that is €74 a year, €745 over ten years.

Cooling, SEER
6.8
Typical 6.8
Heating, SCOP
4.2
Typical 4.1
Cooling cost
€74 / year
+€500 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 4.2) is above the typical 4.1 of its group. Toyotomi has 41 models in this group; this one is number 23 among them.

Where it stands

Rank 2,848 of 5,158 split air conditioners, 4–5 kW by yearly consumption. 2,847 use less.

Median 254 This model · 263 100 850 kWh ← uses less · uses more →

Next to it in the ranking

  1. A++ Nørdis / Nordis LYRA NDI/NDO-L18TC1 263 kWh same
  2. A++ Nørdis LYRA NDI/NDO-L18TC1 263 kWh same
  3. A++ Toyotomi OTN-18Q25INV/OTG-18Q25INV 263 kWh
  4. A++ F&U FHIN-18170/FHOT-18171 263 kWh same
  5. A++ Klimatsu KSAR-51-H1 263 kWh same
See the full ranking

What it will cost you

Period OTN-18Q25INV/OTG-18Q25INV LEP35Xi R16 / LOP35Xo R16 Difference
1 year €74 €37 −€37
5 years €372 €185 −€187
10 years €745 €371 −€374
15 years €1,117 €556 −€561

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 263 kWh / yr
Heating, average climate 1,766 kWh / yr

Heating by climate zone

Climate SCOP kWh / yr
Warmer (e.g. Athens) 5.4 1,866
Average (e.g. Strasbourg) 4.2 1,766
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++ Toyotomi OTN-18Q25INV/OTG-18Q25INV (this model)
5.1 kW6.8 263 — —
5.1 kW9.4 131 €37 €374
5.3 kW7.0 132 €37 €371
5.3 kW7.0 132 €37 €371
4.5 kW9.1 174 €25 €252
4.5 kW8.7 181 €23 €232

Label and product sheet

Energy class cooling / heating
A++ / A+
SEER
6.8
SCOP warmer / average / colder
5.4 / 4.2 / –
Cooling design load
5.1 kW
Heating design load (average)
5.3 kW
Yearly cooling
263 kWh
Yearly heating (average climate)
1,766 kWh
Sound power indoor / outdoor
58 / 62 dB(A)
Refrigerant
R32 (GWP 675)

Model numbers and history

Registered by Toyotomi under one model number.

OTN-18Q25INV/OTG-18Q25INV

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

Questions

How much does the Toyotomi OTN-18Q25INV/OTG-18Q25INV cost to run?

At one cooling season as on the label it uses about 263 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €74 a year, or €745 over ten years.

What do SEER and SCOP mean?

This model reaches SEER 6.8 and SCOP 4.2 in the average climate: higher is better.