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Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 5.1 kW · cooling and heating

Ariston PRIOS NET 50 MUB1

A++

Uses less electricity than 44% of the 5,158 split air conditioners, 4–5 kW on the EU register. At your selected price (European Union) that is €74 a year, €745 over ten years.

Cooling, SEER
6.8
Typical 6.8
Heating, SCOP
4.0
Typical 4.1
Cooling cost
€74 / year
+€396 if you also heat with it (average climate)

Near the middle of its group: 4 % above the typical 254 kWh. Class A++ is the most common class in this group (69% of models). Heating efficiency (SCOP 4.0) is below the typical 4.1 of its group. Ariston has 140 models in this group; this one is number 38 among them. Ariston sells the same label values under other model names: PRIOS NET 50 MUBB1.

Where it stands

Rank 2,848 of 5,158 split air conditioners, 4–5 kW by yearly consumption. 2,847 use less.

Median 254 This model · 263 100 850 kWh ← uses less · uses more →

Next to it in the ranking

  1. A++ Kazeiro Suki 18k 263 kWh same
  2. A++ Tesla TT51ZA31-1832IA 263 kWh same
  3. A++ Ariston PRIOS NET 50 MUB1 263 kWh
  4. A++ Ariston PRIOS NET 50 MUBB1 263 kWh same
  5. A++ Nørdis / Nordis LYRA NDI/NDO-L18TC1 263 kWh same
See the full ranking

What it will cost you

Period PRIOS NET 50 MUB1 LEP35Xi R16 / LOP35Xo R16 Difference
1 year €74 €37 −€37
5 years €372 €185 −€187
10 years €745 €371 −€374
15 years €1,117 €556 −€561

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 263 kWh / yr
Heating, average climate 1,400 kWh / yr

Heating by climate zone

Climate SCOP kWh / yr
Warmer (e.g. Athens) 5.2 1,374
Average (e.g. Strasbourg) 4.0 1,400
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++ Ariston PRIOS NET 50 MUB1 (this model)
5.1 kW6.8 263 — —
5.1 kW9.4 131 €37 €374
5.3 kW7.0 132 €37 €371
5.3 kW7.0 132 €37 €371
4.5 kW9.1 174 €25 €252
4.5 kW8.7 181 €23 €232

Label and product sheet

Energy class cooling / heating
A++ / A+
SEER
6.8
SCOP warmer / average / colder
5.2 / 4.0 / –
Cooling design load
5.1 kW
Heating design load (average)
4.0 kW
Yearly cooling
263 kWh
Yearly heating (average climate)
1,400 kWh
Sound power indoor / outdoor
56 / 65 dB(A)
Refrigerant
R32 (GWP 675)

Model numbers and history

Registered by Ariston under one model number.

PRIOS NET 50 MUB1

  1. First published in the EU register (EPREL)
  2. Placed on the EU market
  3. Supplier changed publishedOnDate from 2026,10,13 to 2026,11,2

Questions

How much does the Ariston PRIOS NET 50 MUB1 cost to run?

At one cooling season as on the label it uses about 263 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €74 a year, or €745 over ten years.

What do SEER and SCOP mean?

This model reaches SEER 6.8 and SCOP 4.0 in the average climate: higher is better.