EnergyLabelEU
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Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 3.5 kW · cooling and heating

Krone CB-3500

A+

Uses less electricity than 3% of the 3,067 split air conditioners, 3 kW on the EU register. At your selected price (European Union) that is €62 a year, €620 over ten years.

Cooling, SEER
5.6
Typical 6.5
Heating, SCOP
3.1
Typical 4.1
Cooling cost
€62 / year
+€320 if you also heat with it (average climate)

Uses more than most comparable models: 97 % of them need less. Kadeer Electrical NF-ST30CR, the most efficient alternative on sale, saves about €61 a year. 93% of comparable models reach a better class than A+; the most common is A++. Heating efficiency (SCOP 3.1) is below the typical 4.1 of its group. Of 2 Krone models in this group, it is the most efficient.

Where it stands

Rank 2,936 of 3,067 split air conditioners, 3 kW by yearly consumption. 2,935 use less.

Median 184 This model · 219 0 450 kWh ← uses less · uses more →

Next to it in the ranking

  1. A+ Vonroc SU501AC_WHITE 219 kWh same
  2. A+ Home by Somogyi MOBILSPLIT12 219 kWh same
  3. A+ Krone CB-3500 219 kWh
  4. A+ FM-Solar YFG-12H/FC6-W 219 kWh same
  5. A+ Andersson ARC 4.0 219 kWh same
See the full ranking

What it will cost you

Period CB-3500 NF-ST30CR Difference
1 year €62 €1 −€61
5 years €310 €4 −€306
10 years €620 €8 −€612
15 years €930 €13 −€918

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 219 kWh / yr
Heating, average climate 1,129 kWh / yr

Heating by climate zone

Climate SCOP kWh / yr
Warmer (e.g. Athens) 4.0 762
Average (e.g. Strasbourg) 3.1 1,129
Colder (e.g. Helsinki) 2.8 1,250

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+ Krone CB-3500 (this model)
3.5 kW5.6 219 — —
3.0 kW50.0 3 €61 €612
3.0 kW9.3 102 €33 €331
3.0 kW8.8 103 €33 €329
3.0 kW8.8 103 €33 €329
3.0 kW9.0 112 €30 €303

Label and product sheet

Energy class cooling / heating
A+ / A+
SEER
5.6
SCOP warmer / average / colder
4.0 / 3.1 / 2.8
Cooling design load
3.5 kW
Heating design load (average)
3.5 kW
Yearly cooling
219 kWh
Yearly heating (average climate)
1,129 kWh
Sound power indoor / outdoor
59 / 65 dB(A)
Refrigerant
R32 (GWP 675)

Model numbers and history

Registered by Krone under one model number.

CB-3500

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

Questions

How much does the Krone CB-3500 cost to run?

At one cooling season as on the label it uses about 219 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €62 a year, or €620 over ten years.

What do SEER and SCOP mean?

This model reaches SEER 5.6 and SCOP 3.1 in the average climate: higher is better.