EnergyLabelEU
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Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 2.1 kW · cooling and heating

Panasonic CS-Z20TKEW / CU-Z20TKE

A++

Uses less electricity than 88% 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, €278 over ten years.

Cooling, SEER
7.5
Typical 6.9
Heating, SCOP
4.7
Typical 4.1
Cooling cost
€28 / year
+€177 if you also heat with it (average climate)

In the most efficient quarter of its group: 25 % below the typical 130 kWh. Class A++ is the most common class in this group (65% of models). Heating efficiency (SCOP 4.7) is above the typical 4.1 of its group. Panasonic has 82 models in this group; this one is number 14 among them. Panasonic sells the same label values under other model names: CS-XZ20VKEW / CU-Z20VKE. On the register since 2019 and still on sale.

Where it stands

Rank 263 of 2,545 split air conditioners, under 3 kW by yearly consumption. 262 use less.

Median 130 This model · 98 0 1,300 kWh ← uses less · uses more →

Next to it in the ranking

  1. A+++ REMKO RVT 265 DC 98 kWh same
  2. A++ Panasonic CS-XZ20VKEW / CU-Z20VKE 98 kWh same
  3. A++ Panasonic CS-Z20TKEW / CU-Z20TKE 98 kWh
  4. A+++ REMKO ML 265 DC 98 kWh same
  5. A+++ Electroline MDCE093AB4+MDCE093AX 98 kWh same
See the full ranking

What it will cost you

Period CS-Z20TKEW / CU-Z20TKE FDK18-04R5 Difference
1 year €28 €0 −€27
5 years €139 €1 −€137
10 years €278 €3 −€275
15 years €416 €4 −€412

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 98 kWh / yr
Heating, average climate 626 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-Z20TKEW / CU-Z20TKE (this model)
2.1 kW7.5 98 — —
1.8 kW2.1 1 €27 €275
2.0 kW10.0 70 €8 €79
2.0 kW10.0 70 €8 €79
2.0 kW9.8 71 €8 €76
2.0 kW9.8 71 €8 €76

Label and product sheet

Energy class cooling / heating
A++ / A++
SEER
7.5
SCOP warmer / average / colder
– / 4.7 / –
Cooling design load
2.1 kW
Heating design load (average)
2.1 kW
Yearly cooling
98 kWh
Yearly heating (average climate)
626 kWh
Sound power indoor / outdoor
53 / 60 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-Z20TKEW / CU-Z20TKE · CS-Z20VKEW / CU-Z20VKE

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

Questions

How much does the Panasonic CS-Z20TKEW / CU-Z20TKE cost to run?

At one cooling season as on the label it uses about 98 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 €278 over ten years.

What do SEER and SCOP mean?

This model reaches SEER 7.5 and SCOP 4.7 in the average climate: higher is better.