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Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 3.5 kW · cooling and heating

Panasonic CS-TZ35CKEW / CU-TZ35CKE

A++

Uses less electricity than 65% of the 3,067 split air conditioners, 3 kW on the EU register. At your selected price (European Union) that is €48 a year, €476 over ten years.

Cooling, SEER
7.3
Typical 6.5
Heating, SCOP
4.6
Typical 4.1
Cooling cost
€48 / year
+€241 if you also heat with it (average climate)

Near the middle of its group: 9 % below the typical 184 kWh. Class A++ is the most common class in this group (67% of models). Heating efficiency (SCOP 4.6) is above the typical 4.1 of its group. Panasonic has 85 models in this group; this one is number 38 among them.

Where it stands

Rank 1,023 of 3,067 split air conditioners, 3 kW by yearly consumption. 1,022 use less.

Median 184 This model · 168 0 450 kWh ← uses less · uses more →

Next to it in the ranking

  1. A++ AEG NSF35 168 kWh same
  2. A++ Immergas UI CONS 12 UE MONO 12 168 kWh same
  3. A++ Panasonic CS-TZ35CKEW / CU-TZ35CKE 168 kWh
  4. A++ Mitsubishi Electric PLA-ZM35EA3-ET / PUZ-ZM35VKA3-ET 168 kWh same
  5. A++ Mitsubishi Electric PLA-ZM35EA3 / PUZ-ZM35VKA3 168 kWh same
See the full ranking

What it will cost you

Period CS-TZ35CKEW / CU-TZ35CKE NF-ST30CR Difference
1 year €48 €1 −€47
5 years €238 €4 −€234
10 years €476 €8 −€467
15 years €714 €13 −€701

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 168 kWh / yr
Heating, average climate 852 kWh / yr

Heating by climate zone

Climate SCOP kWh / yr
Warmer (e.g. Athens) 5.8 362
Average (e.g. Strasbourg) 4.6 852
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-TZ35CKEW / CU-TZ35CKE (this model)
3.5 kW7.3 168 — —
3.0 kW50.0 3 €47 €467
3.0 kW9.3 102 €19 €187
3.0 kW8.8 103 €18 €184
3.0 kW8.8 103 €18 €184
3.0 kW9.0 112 €16 €159

Label and product sheet

Energy class cooling / heating
A++ / A++
SEER
7.3
SCOP warmer / average / colder
5.8 / 4.6 / –
Cooling design load
3.5 kW
Heating design load (average)
2.8 kW
Yearly cooling
168 kWh
Yearly heating (average climate)
852 kWh
Sound power indoor / outdoor
58 / 63 dB(A)
Refrigerant
R32 (GWP 675)

Model numbers and history

Registered by Panasonic under one model number.

CS-TZ35CKEW / CU-TZ35CKE

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

Questions

How much does the Panasonic CS-TZ35CKEW / CU-TZ35CKE cost to run?

At one cooling season as on the label it uses about 168 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €48 a year, or €476 over ten years.

What do SEER and SCOP mean?

This model reaches SEER 7.3 and SCOP 4.6 in the average climate: higher is better.