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A++

Ariston PENTA 121 NEVIS NET_UA1-I 9+9+9+9+18

Air conditioner · model PENTA 121 NEVIS NET_UA1-I 9+9+9+9+18 · on the market since 1 January 2026

Estimated running cost, EU average price
€280 a year
990 kWh/year · €2,804 over 10 years at today’s prices
+€140a year vs the average comparable model

Annual cooling consumption as declared on the EU energy label (standard cooling season). Prices: Eurostat household electricity prices incl. taxes, 2026 (Jan–Jun), consumption band 2,500–4,999 kWh.

Running cost in every country (39)
Country€/kWhPer year10 years
Albania0.119€118€1,178
Austria0.326€323€3,227
Belgium0.358€354€3,539
Bosnia and Herzegovina0.1€99€985
Bulgaria0.134€133€1,328
Croatia0.182€180€1,798
Cyprus0.269€266€2,661
Czechia0.288€286€2,855
Denmark0.238€235€2,351
Estonia0.212€210€2,097
Finland0.269€267€2,667
France0.249€246€2,460
Georgia0.073€72€724
Germany0.362€358€3,582
Greece0.24€238€2,377
Hungary0.114€113€1,128
Iceland0.202€200€1,999
Ireland0.387€383€3,832
Italy0.314€311€3,111
Kosovo0.087€86€860
Latvia0.242€239€2,391
Liechtenstein0.299€296€2,958
Lithuania0.216€214€2,140
Luxembourg0.202€200€2,003
Malta0.127€126€1,255
Moldova0.187€185€1,853
Montenegro0.104€103€1,029
Netherlands0.244€242€2,416
North Macedonia0.117€116€1,156
Norway0.199€197€1,973
Poland0.3€297€2,969
Portugal0.237€234€2,343
Romania0.284€281€2,808
Serbia0.12€119€1,185
Slovakia0.199€197€1,965
Slovenia0.212€210€2,097
Spain0.251€248€2,484
Sweden0.306€303€3,031
Türkiye0.066€65€650

How it compares

Compared with 5,637 air conditioners, over 7 kW on the EU register:

5,403 comparable models use less energy. The typical model in this group uses 495 kWh a year; most use between 359 and 810. See the full ranking.

Same size, lower running cost

Models in the same group (air conditioners, over 7 kW) that are still on the market and use at least 10% less energy, with the yearly saving at the EU average price.

  1. A++
    ARGO GREENSTYLE DUAL 9+12
    41 kW · SEER 6.1 · 233 kWh/yr
    −€214/year
  2. A++
    Midea ALYA-18IU - MOX500-18OU
    53 kW · SEER 7 · 265 kWh/yr
    −€205/year
  3. A++
    electriQ IQOOL-4MS12K12K12K12K
    12.2 kW · SEER 6.1 · 294 kWh/yr
    −€197/year
  4. A+
    −€190/year
  5. A++
    GREE GWH24AFEXF-K6DNA4I
    71 kW · SEER 7 · 355 kWh/yr
    −€180/year

Compare side by side: PENTA 121 NEVIS NET_UA1-I 9+9+9+9+18 vs GREENSTYLE DUAL 9+12 · PENTA 121 NEVIS NET_UA1-I 9+9+9+9+18 vs ALYA-18IU - MOX500-18OU · PENTA 121 NEVIS NET_UA1-I 9+9+9+9+18 vs IQOOL-4MS12K12K12K12K

See the full ranking → · Buying guide: air conditioners

Energy label values

Energy efficiency classA++ on the A+++–D scale
Functioncooling and heating
Cooling capacity12.5 kW
Heating capacity9.5 kW
SEER (cooling)7.5
SCOP (heating, average climate)4
Annual cooling consumption990 kWh
Annual heating consumption (average climate)3,316 kWh
Heating classA
Indoor noise58 dB(A)
Outdoor noise69 dB(A)
RefrigerantR32
Refrigerant GWP675

Lifespan & repair

Registration history

Other Ariston models: air conditioners, over 7 kW

  1. A++
    Ariston DUC R32 070 UA1-I/MUC R32 070 MMA1-O
    7.1 kW · SEER 6.8 · 370 kWh/yr
    €105/year
  2. A++
    Ariston PENTA 121 NEVIS NET_UA1-I 9+9+9
    8 kW · SEER 7.4 · 375 kWh/yr
    €106/year
  3. A++
    Ariston PENTA 121 NEVIS NET_UA1-I 9+18
    8 kW · SEER 7.3 · 382 kWh/yr
    €108/year
  4. A++
    Ariston (3x) KIOS 25 UD6-I TRIAL 80 XD0C-O
    7.8 kW · SEER 7.1 · 385 kWh/yr
    €109/year
  5. A++
    Ariston QUAD 110 NEVIS NET_UA1-I 9+9+9
    7.9 kW · SEER 7 · 398 kWh/yr
    €113/year
All Ariston air conditioners →

Comparable air conditioners from other brands

  1. A++
    ELCO PENTA 121 RIGEON PRO_IDU 9+9+9+9+18
    12.5 kW · SEER 7.5 · 990 kWh/yr
    €280/year
  2. A++
    ELCO PENTA 121 RIGEON PRO_IDU 12+12+12+12
    12 kW · SEER 7.3 · 991 kWh/yr
    €281/year
  3. A++
    ELCO PENTA 121 RIGEON PRO_IDU 12+18+18
    12.1 kW · SEER 7.3 · 991 kWh/yr
    €281/year
  4. A++
    ELCO PENTA 121 RIGEON PRO_IDU 9+12+12+12
    12 kW · SEER 7.3 · 991 kWh/yr
    €281/year
  5. A++
    ELCO PENTA 121 RIGEON PRO_IDU 9+9+12+12
    12 kW · SEER 7.3 · 992 kWh/yr
    €281/year
  6. A++
    ELCO PENTA 121 RIGEON PRO_IDU 9+12+12+18
    12.1 kW · SEER 7.3 · 988 kWh/yr
    €280/year

Source: EU energy label register (EPREL), registration 2577768. Values are as declared by the supplier. YearlyCost is not affiliated with the European Commission or Ariston.