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Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 3.4 kW · cooling and heating

Buderus 7733703140

A+++

Uses less electricity than 98% of the 3,067 split air conditioners, 3 kW on the EU register. At your selected price (European Union) that is €35 a year, €348 over ten years.

Cooling, SEER
9.7
Typical 6.5
Heating, SCOP
5.1
Typical 4.1
Cooling cost
€35 / year
+€171 if you also heat with it (average climate)

Only 28 of 3,067 split air conditioners, 3 kW do better. Class A+++ is the best class any model in this group reaches. Heating efficiency (SCOP 5.1) is above the typical 4.1 of its group. Buderus has 10 models in this group; this one is number 2 among them. Buderus sells the same label values under other model names: 7733703135.

Where it stands

Rank 29 of 3,067 split air conditioners, 3 kW by yearly consumption. 28 use less.

Median 184 This model · 123 0 450 kWh ← uses less · uses more →

Next to it in the ranking

  1. A+++ Bosch 7733703130 123 kWh same
  2. A+++ Buderus 7733703135 123 kWh same
  3. A+++ Buderus 7733703140 123 kWh
  4. A+++ Mitsubishi Heavy Industries SCM30ZS-W_DXKM05Z6-W_DXKM07Z6-W 123 kWh same
  5. A+++ Mitsubishi Heavy Industries SCM30ZS-W_DXKM05Z6-W_DXKM09Z6-W 123 kWh same
See the full ranking

What it will cost you

Period 7733703140 NF-ST30CR Difference
1 year €35 €1 −€34
5 years €174 €4 −€170
10 years €348 €8 −€340
15 years €523 €13 −€510

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 123 kWh / yr
Heating, average climate 605 kWh / yr

Heating by climate zone

Climate SCOP kWh / yr
Warmer (e.g. Athens) 5.2 714
Average (e.g. Strasbourg) 5.1 605
Colder (e.g. Helsinki) 3.6 1,808

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+++ Buderus 7733703140 (this model)
3.4 kW9.7 123 — —
3.0 kW50.0 3 €34 €340
3.0 kW9.3 102 €6 €59
3.0 kW8.8 103 €6 €57
3.0 kW8.8 103 €6 €57

Label and product sheet

Energy class cooling / heating
A+++ / A+++
SEER
9.7
SCOP warmer / average / colder
5.2 / 5.1 / 3.6
Cooling design load
3.4 kW
Heating design load (average)
2.2 kW
Yearly cooling
123 kWh
Yearly heating (average climate)
605 kWh
Sound power indoor / outdoor
60 / 62 dB(A)
Refrigerant
R32 (GWP 675)

Model numbers and history

Registered by Buderus under one model number.

7733703140

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

Questions

How much does the Buderus 7733703140 cost to run?

At one cooling season as on the label it uses about 123 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €35 a year, or €348 over ten years.

What do SEER and SCOP mean?

This model reaches SEER 9.7 and SCOP 5.1 in the average climate: higher is better.