EnergyLabelEU
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Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 2.5 kW · cooling and heating

Panasonic CS-QZ9SKE / CU-QZ9SKE

A++

Uses less electricity than 60% of the 2,545 split air conditioners, under 3 kW on the EU register. At your selected price (European Union) that is €33 a year, €334 over ten years.

Cooling, SEER
7.4
Typical 6.9
Heating, SCOP
4.6
Typical 4.1
Cooling cost
€33 / year
+€241 if you also heat with it (average climate)

Near the middle of its group: 9 % below the typical 130 kWh. Class A++ is the most common class in this group (65% of models). Heating efficiency (SCOP 4.6) is above the typical 4.1 of its group. Panasonic has 82 models in this group; this one is number 52 among them. Panasonic sells the same label values under other model names: CS-NZ25TKE / CU-NZ25TKE. On the register since 2019 and still on sale.

Where it stands

Rank 981 of 2,545 split air conditioners, under 3 kW by yearly consumption. 980 use less.

Median 130 This model · 118 0 1,300 kWh ← uses less · uses more →

Next to it in the ranking

  1. A++ Gree GWH07QAXA-K6DNC2Z 118 kWh same
  2. A++ Panasonic CS-NZ25TKE / CU-NZ25TKE 118 kWh same
  3. A++ Panasonic CS-QZ9SKE / CU-QZ9SKE 118 kWh
  4. A++ Ariston KIOS 25 MUD6 3381245 118 kWh same
  5. A++ Mitsubishi Heavy Industries SRC25ZS-W2_SRF25ZS-W 119 kWh +€0.28
See the full ranking

What it will cost you

Period CS-QZ9SKE / CU-QZ9SKE SRC20ZSX-WA_SRK20ZSX-W Difference
1 year €33 €20 −€14
5 years €167 €99 −€68
10 years €334 €198 −€136
15 years €501 €297 −€204

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 118 kWh / yr
Heating, average climate 852 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++ Panasonic CS-QZ9SKE / CU-QZ9SKE (this model)
2.5 kW7.4 118 — —
2.0 kW10.0 70 €14 €136
2.0 kW10.0 70 €14 €136
2.0 kW9.8 71 €13 €133
2.0 kW9.8 71 €13 €133
2.0 kW9.8 71 €13 €133

Label and product sheet

Energy class cooling / heating
A++ / A++
SEER
7.4
SCOP warmer / average / colder
– / 4.6 / –
Cooling design load
2.5 kW
Heating design load (average)
2.8 kW
Yearly cooling
118 kWh
Yearly heating (average climate)
852 kWh
Sound power indoor / outdoor
55 / 61 dB(A)
Refrigerant
R32 (GWP 675)

Model numbers and history

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

CS-QZ9SKE / CU-QZ9SKE · CS-NZ9SKE / CU-NZ9SKE

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

Questions

How much does the Panasonic CS-QZ9SKE / CU-QZ9SKE cost to run?

At one cooling season as on the label it uses about 118 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €33 a year, or €334 over ten years.

What do SEER and SCOP mean?

This model reaches SEER 7.4 and SCOP 4.6 in the average climate: higher is better.