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A++

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

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

Estimated running cost, EU average price
€106 a year
375 kWh/year · €1,062 over 10 years at today’s prices
−€34a 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€45€446
Austria0.326€122€1,223
Belgium0.358€134€1,341
Bosnia and Herzegovina0.1€37€373
Bulgaria0.134€50€503
Croatia0.182€68€681
Cyprus0.269€101€1,008
Czechia0.288€108€1,082
Denmark0.238€89€891
Estonia0.212€79€794
Finland0.269€101€1,010
France0.249€93€932
Georgia0.073€27€274
Germany0.362€136€1,357
Greece0.24€90€900
Hungary0.114€43€427
Iceland0.202€76€757
Ireland0.387€145€1,452
Italy0.314€118€1,178
Kosovo0.087€33€326
Latvia0.242€91€906
Liechtenstein0.299€112€1,121
Lithuania0.216€81€811
Luxembourg0.202€76€759
Malta0.127€48€476
Moldova0.187€70€702
Montenegro0.104€39€390
Netherlands0.244€92€915
North Macedonia0.117€44€438
Norway0.199€75€747
Poland0.3€112€1,125
Portugal0.237€89€888
Romania0.284€106€1,064
Serbia0.12€45€449
Slovakia0.199€74€744
Slovenia0.212€79€794
Spain0.251€94€941
Sweden0.306€115€1,148
Türkiye0.066€25€246

How it compares

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

378 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
    −€40/year
  2. A+++
    HTWS071IX39PLUS
    7.2 kW · SEER 8.7 · 246 kWh/yr
    −€37/year
  3. A++
    Midea ALYA-18IU - MOX500-18OU
    53 kW · SEER 7 · 265 kWh/yr
    −€31/year
  4. A+++
    Sylon SSDH-24K
    7.2 kW · SEER 8.6 · 285 kWh/yr
    −€25/year
  5. A+++
    Sr General SFDH-45K
    7.2 kW · SEER 8.6 · 285 kWh/yr
    −€25/year

Compare side by side: PENTA 121 NEVIS NET_UA1-I 9+9+9 vs GREENSTYLE DUAL 9+12 · PENTA 121 NEVIS NET_UA1-I 9+9+9 vs HTWS071IX39PLUS · PENTA 121 NEVIS NET_UA1-I 9+9+9 vs ALYA-18IU - MOX500-18OU

See the full ranking → · Buying guide: air conditioners

Energy label values

Energy efficiency classA++ on the A+++–D scale
Functioncooling and heating
Cooling capacity8 kW
Heating capacity6.1 kW
SEER (cooling)7.4
SCOP (heating, average climate)3.8
Annual cooling consumption375 kWh
Annual heating consumption (average climate)2,229 kWh
Heating classA
Indoor noise56 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+18
    8 kW · SEER 7.3 · 382 kWh/yr
    €108/year
  3. A++
    Ariston (3x) KIOS 25 UD6-I TRIAL 80 XD0C-O
    7.8 kW · SEER 7.1 · 385 kWh/yr
    €109/year
  4. A++
    Ariston QUAD 110 NEVIS NET_UA1-I 9+9+9
    7.9 kW · SEER 7 · 398 kWh/yr
    €113/year
  5. A++
    Ariston TRIAL 80 NEVIS NET_UA1-I 12+12+18
    7.9 kW · SEER 6.9 · 399 kWh/yr
    €113/year
All Ariston air conditioners →

Comparable air conditioners from other brands

  1. A++
    Hitachi RAM-90NP5E / RAK-25RPE + RAK-50RPE1
    8.5 kW · SEER 7.9 · 375 kWh/yr
    €106/year
  2. A++
    Hitachi RAM-90NP5E / RAK-15QPE + RAK-50RPE1
    8.5 kW · SEER 7.9 · 375 kWh/yr
    €106/year
  3. A++
    Hitachi RAM-90NP5E / RAK-18RPE + RAK-50RPE1
    8.5 kW · SEER 7.9 · 375 kWh/yr
    €106/year
  4. A++
    Hitachi RAM-90NP5E / RAK-25RXE + RAK-50RPE1
    8.5 kW · SEER 7.9 · 375 kWh/yr
    €106/year
  5. A++
    Hitachi RAM-90NP5E / RAK-18QXE + RAK-50RPE1
    8.5 kW · SEER 7.9 · 375 kWh/yr
    €106/year
  6. A++
    Hitachi RAM-90NP5E / RAK-35RPE + RAK-50RPE1
    8.5 kW · SEER 7.9 · 375 kWh/yr
    €106/year

Source: EU energy label register (EPREL), registration 2577747. Values are as declared by the supplier. YearlyCost is not affiliated with the European Commission or Ariston.