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Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 2.5 kW · cooling and heating

Panasonic CS-HZ25ZKE-5 / CU-HZ25ZKE-5

A+++

Uses less electricity than 87% of the 2,545 split air conditioners, under 3 kW on the EU register. At your selected price (European Union) that is €28 a year, €280 over ten years.

Cooling, SEER
8.8
Typical 6.9
Heating, SCOP
5.3
Typical 4.1
Cooling cost
€28 / year
+€239 if you also heat with it (average climate)

In the most efficient quarter of its group: 24 % below the typical 130 kWh. Class A+++ is the best class any model in this group reaches. Heating efficiency (SCOP 5.3) is above the typical 4.1 of its group. Panasonic has 82 models in this group; this one is number 16 among them. Panasonic sells the same label values under other model names: CS-HZ25ZKE-5-H / CU-HZ25ZKE-5, CS-HZ25ZKE / CU-HZ25ZKE, CS-HZ25ZKE-H / CU-HZ25ZKE.

Where it stands

Rank 292 of 2,545 split air conditioners, under 3 kW by yearly consumption. 291 use less.

Median 130 This model · 99 0 1,300 kWh ← uses less · uses more →

Next to it in the ranking

  1. A+++ Polar SIEH0025SDZ / SO1H0025SDZ 99 kWh same
  2. A++ Fujitsu AOEH07KLTA/ASEH07KLTA 99 kWh same
  3. A+++ Panasonic CS-HZ25ZKE-5 / CU-HZ25ZKE-5 99 kWh
  4. A+++ Panasonic CS-HZ25ZKE-5-H / CU-HZ25ZKE-5 99 kWh same
  5. A+++ Panasonic CS-HZ25ZKE / CU-HZ25ZKE 99 kWh same
See the full ranking

What it will cost you

Period CS-HZ25ZKE-5 / CU-HZ25ZKE-5 SRC20ZSX-WA_SRK20ZSX-W Difference
1 year €28 €20 −€8
5 years €140 €99 −€41
10 years €280 €198 −€82
15 years €421 €297 −€123

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 99 kWh / yr
Heating, average climate 845 kWh / yr

Heating by climate zone

Climate SCOP kWh / yr
Warmer (e.g. Athens) — —
Average (e.g. Strasbourg) 5.3 845
Colder (e.g. Helsinki) 4.3 2,246

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-HZ25ZKE-5 / CU-HZ25ZKE-5 (this model)
2.5 kW8.8 99 — —
2.0 kW10.0 70 €8 €82
2.0 kW10.0 70 €8 €82
2.0 kW9.8 71 €8 €79
2.0 kW9.8 71 €8 €79
2.0 kW9.8 71 €8 €79

Label and product sheet

Energy class cooling / heating
A+++ / A+++
SEER
8.8
SCOP warmer / average / colder
– / 5.3 / 4.3
Cooling design load
2.5 kW
Heating design load (average)
3.2 kW
Yearly cooling
99 kWh
Yearly heating (average climate)
845 kWh
Sound power indoor / outdoor
57 / 61 dB(A)
Refrigerant
R32 (GWP 675)

Model numbers and history

Registered by Panasonic under one model number.

CS-HZ25ZKE-5 / CU-HZ25ZKE-5

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

Questions

How much does the Panasonic CS-HZ25ZKE-5 / CU-HZ25ZKE-5 cost to run?

At one cooling season as on the label it uses about 99 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €28 a year, or €280 over ten years.

What do SEER and SCOP mean?

This model reaches SEER 8.8 and SCOP 5.3 in the average climate: higher is better.