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Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 5.8 kW · cooling and heating

Panasonic CS-E9PB4EA / CU-E9PB4EA

A+

Uses less electricity than 99% of the 5,158 split air conditioners, 4–5 kW on the EU register. At your selected price (European Union) that is €43 a year, €428 over ten years.

Cooling, SEER
2.5
Typical 6.8
Heating, SCOP
2.7
Typical 4.1
Cooling cost
€43 / year
+€268 if you also heat with it (average climate)

Only 9 of 5,158 split air conditioners, 4–5 kW do better. 90% of comparable models reach a better class than A+; the most common is A++. Heating efficiency (SCOP 2.7) is below the typical 4.1 of its group. Of 101 Panasonic models in this group, it is the most efficient. On the register since 2019 and still on sale.

Where it stands

Rank 10 of 5,158 split air conditioners, 4–5 kW by yearly consumption. 9 use less.

Median 254 This model · 151 100 850 kWh ← uses less · uses more →

Next to it in the ranking

  1. A+++ Fujitsu AOEH14KHCBN/ASEH14KHCBN 148 kWh −€0.85
  2. A+ Panasonic CS-E9PD3EA / CU-E9PD3EA 151 kWh same
  3. A+ Panasonic CS-E9PB4EA / CU-E9PB4EA 151 kWh
  4. A+++ Mitsubishi Heavy Industries SCM41ZS-W_DXKM05Z6-Wx2_DXKM09Z6-W 153 kWh +€0.57
  5. A+++ Mitsubishi Heavy Industries SCM41ZS-W_LMKM05Z6L-Wx2_LMKM09Z6L-W 153 kWh +€0.57
See the full ranking

What it will cost you

Period CS-E9PB4EA / CU-E9PB4EA RUBINO S 18 Difference
1 year €43 €37 −€5
5 years €214 €187 −€27
10 years €428 €374 −€54
15 years €641 €561 −€81

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 151 kWh / yr
Heating, average climate 945 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-E9PB4EA / CU-E9PB4EA (this model)
5.8 kW2.5 151 — —
5.3 kW7.0 132 €5 €54
5.3 kW7.0 132 €5 €54

Label and product sheet

Energy class cooling / heating
A+ / A+
SEER
2.5
SCOP warmer / average / colder
– / 2.7 / –
Cooling design load
5.8 kW
Heating design load (average)
4.0 kW
Yearly cooling
151 kWh
Yearly heating (average climate)
945 kWh
Sound power indoor / outdoor
50 / 60 dB(A)
Refrigerant
R410A (GWP 2088)

Model numbers and history

Registered by Panasonic under one model number.

CS-E9PB4EA / CU-E9PB4EA

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

Questions

How much does the Panasonic CS-E9PB4EA / CU-E9PB4EA cost to run?

At one cooling season as on the label it uses about 151 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €43 a year, or €428 over ten years.

What do SEER and SCOP mean?

This model reaches SEER 2.5 and SCOP 2.7 in the average climate: higher is better.