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Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 2.0 kW · cooling and heating

Panasonic CS-TZ20WKEW / CU-TZ20WKE

A++

Uses less electricity than 86% 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, €283 over ten years.

Cooling, SEER
7.0
Typical 6.9
Heating, SCOP
4.6
Typical 4.1
Cooling cost
€28 / year
+€164 if you also heat with it (average climate)

In the most efficient quarter of its group: 23 % 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 20 among them. On the register since 2022 and still on sale.

Where it stands

Rank 317 of 2,545 split air conditioners, under 3 kW by yearly consumption. 316 use less.

Median 130 This model · 100 0 1,300 kWh ← uses less · uses more →

Next to it in the ranking

  1. A+++ Mitsubishi Electric MSZ-AY25VGK / MUZ-AY25VGH 100 kWh same
  2. A+++ Mitsubishi Electric MSZ-AY25VGKP / MUZ-AY25VGH 100 kWh same
  3. A++ Panasonic CS-TZ20WKEW / CU-TZ20WKE 100 kWh
  4. A+++ Daikin FTXA25B2V1BB / RXA25A5V1B9 100 kWh same
  5. A+++ Canvac QHW-RA09A 100 kWh same
See the full ranking

What it will cost you

Period CS-TZ20WKEW / CU-TZ20WKE FDK18-04R5 Difference
1 year €28 €0 −€28
5 years €142 €1 −€140
10 years €283 €3 −€280
15 years €425 €4 −€421

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 100 kWh / yr
Heating, average climate 578 kWh / yr

Heating by climate zone

Climate SCOP kWh / yr
Warmer (e.g. Athens) 5.4 285
Average (e.g. Strasbourg) 4.6 578
Colder (e.g. Helsinki) — —

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-TZ20WKEW / CU-TZ20WKE (this model)
2.0 kW7.0 100 — —
1.8 kW2.1 1 €28 €280
2.0 kW10.0 70 €8 €85
2.0 kW10.0 70 €8 €85
2.0 kW9.8 71 €8 €82
2.0 kW9.8 71 €8 €82

Label and product sheet

Energy class cooling / heating
A++ / A++
SEER
7.0
SCOP warmer / average / colder
5.4 / 4.6 / –
Cooling design load
2.0 kW
Heating design load (average)
1.9 kW
Yearly cooling
100 kWh
Yearly heating (average climate)
578 kWh
Sound power indoor / outdoor
53 / 61 dB(A)
Refrigerant
R32 (GWP 675)

Model numbers and history

Registered by Panasonic under one model number.

CS-TZ20WKEW / CU-TZ20WKE

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

Questions

How much does the Panasonic CS-TZ20WKEW / CU-TZ20WKE cost to run?

At one cooling season as on the label it uses about 100 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 €283 over ten years.

What do SEER and SCOP mean?

This model reaches SEER 7.0 and SCOP 4.6 in the average climate: higher is better.