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Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 12.3 kW · cooling and heating

Ariston (5x) DUC R32 025 U-I x PENTA 121 XD0C-O

A+

Uses less electricity than 4% of the 14,301 split air conditioners, 6 kW and over on the EU register. At your selected price (European Union) that is €210 a year, €2,101 over ten years.

Cooling, SEER
5.8
Typical 6.9
Heating, SCOP
3.5
Typical 4.1
Cooling cost
€210 / year
+€1,076 if you also heat with it (average climate)

Uses more than most comparable models: 96 % of them need less. electriQ IQOOL-4MS12K12K12K12K, the most efficient alternative on sale, saves about €127 a year. 83% of comparable models reach a better class than A+; the most common is A++. Heating efficiency (SCOP 3.5) is below the typical 4.1 of its group. Ariston has 316 models in this group; this one is number 228 among them. Ariston sells the same label values under other model names: (5x) DUC 025 U-I PENTA 121 XD0C-O. On the register since 2022 and still on sale.

Where it stands

Rank 13,684 of 14,301 split air conditioners, 6 kW and over by yearly consumption. 13,683 use less.

Median 402 This model · 742 0 1,700 kWh ← uses less · uses more →

Next to it in the ranking

  1. A+ Haier AC125S2SK1FA(H)/1U125S2SN2FA 738 kWh −€1.13
  2. A+ Ariston (5x) DUC 025 U-I PENTA 121 XD0C-O 742 kWh same
  3. A+ Ariston (5x) DUC R32 025 U-I x PENTA 121 XD0C-O 742 kWh
  4. A+ Midea M5O-42FN8-Q/MTIU-09HWFNX-QRD0W 742 kWh same
  5. A++ Maxa FD5M120R with CADS26R 742 kWh same
See the full ranking

What it will cost you

Period (5x) DUC R32 025 U-I x PENTA 121 XD0C-O IQOOL-4MS12K12K12K12K Difference
1 year €210 €83 −€127
5 years €1,051 €416 −€634
10 years €2,101 €833 −€1,269
15 years €3,152 €1,249 −€1,903

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 742 kWh / yr
Heating, average climate 3,800 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+ Ariston (5x) DUC R32 025 U-I x PENTA 121 XD0C-O (this model)
12.3 kW5.8 742 — —
12.2 kW6.1 294 €127 €1,269
12.1 kW7.5 565 €50 €501
12.1 kW7.5 565 €50 €501
11.8 kW7.2 574 €48 €476
11.9 kW7.1 590 €43 €430

Label and product sheet

Energy class cooling / heating
A+ / A
SEER
5.8
SCOP warmer / average / colder
– / 3.5 / –
Cooling design load
12.3 kW
Heating design load (average)
9.5 kW
Yearly cooling
742 kWh
Yearly heating (average climate)
3,800 kWh
Sound power indoor / outdoor
57 / 69 dB(A)
Refrigerant
R32 (GWP 675)

Model numbers and history

Registered by Ariston under one model number.

(5x) DUC R32 025 U-I x PENTA 121 XD0C-O

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

Questions

How much does the Ariston (5x) DUC R32 025 U-I x PENTA 121 XD0C-O cost to run?

At one cooling season as on the label it uses about 742 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €210 a year, or €2,101 over ten years.

What do SEER and SCOP mean?

This model reaches SEER 5.8 and SCOP 3.5 in the average climate: higher is better.