EnergyLabelEU
EN
Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 2.6 kW · cooling and heating

Bosch ASI09AW40/ASO09AW40

A+++

Uses less electricity than 83% of the 2,545 split air conditioners, under 3 kW on the EU register. At your selected price (European Union) that is €29 a year, €289 over ten years.

Cooling, SEER
8.9
Typical 6.9
Heating, SCOP
4.6
Typical 4.1
Cooling cost
€29 / year
+€215 if you also heat with it (average climate)

In the most efficient quarter of its group: 22 % below the typical 130 kWh. Class A+++ is the best class any model in this group reaches. Heating efficiency (SCOP 4.6) is above the typical 4.1 of its group. Bosch has 58 models in this group; this one is number 8 among them. On the register since 2022 and still on sale.

Where it stands

Rank 383 of 2,545 split air conditioners, under 3 kW by yearly consumption. 382 use less.

Median 130 This model · 102 0 1,300 kWh ← uses less · uses more →

Next to it in the ranking

  1. A+++ Inventor LEUVI-09WFI/LEUVO-09 102 kWh same
  2. A+++ Ariston NEVIS EVO R32 25 MUD0 102 kWh same
  3. A+++ Bosch ASI09AW40/ASO09AW40 102 kWh
  4. A+++ Daikin ATXM25N2V1B / ARXM25N2V1B9 102 kWh same
  5. A+++ Daikin ATXM25N2V1B / ARXM25N5V1B9 102 kWh same
See the full ranking

What it will cost you

Period ASI09AW40/ASO09AW40 MSZ-RZ25VU / MUZ-RZ25VU Difference
1 year €29 €21 −€8
5 years €144 €106 −€38
10 years €289 €212 −€76
15 years €433 €319 −€115

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 102 kWh / yr
Heating, average climate 760 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+++ Bosch ASI09AW40/ASO09AW40 (this model)
2.6 kW8.9 102 — —
2.5 kW11.7 75 €8 €76
2.5 kW11.7 75 €8 €76
2.5 kW11.2 78 €7 €68
2.5 kW11.2 78 €7 €68
2.5 kW10.9 80 €6 €62

Label and product sheet

Energy class cooling / heating
A+++ / A++
SEER
8.9
SCOP warmer / average / colder
– / 4.6 / –
Cooling design load
2.6 kW
Heating design load (average)
2.4 kW
Yearly cooling
102 kWh
Yearly heating (average climate)
760 kWh
Sound power indoor / outdoor
55 / 60 dB(A)
Refrigerant
R32 (GWP 675)

Model numbers and history

2 model numbers are registered by Bosch with identical label values (usually colour or market variants). Searching any of them leads here.

ASI09AW40/ASO09AW40 · ASI09DW40/ASO09DW40

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

Questions

How much does the Bosch ASI09AW40/ASO09AW40 cost to run?

At one cooling season as on the label it uses about 102 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €29 a year, or €289 over ten years.

What do SEER and SCOP mean?

This model reaches SEER 8.9 and SCOP 4.6 in the average climate: higher is better.