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Costs for 0.283 €/kWh · Eurostat 2026 H1

Split air conditioners · 12.0 kW · cooling and heating

Baxi 7663709 - UE PENTA 42000 LST125-5M R410A

A++

Uses less electricity than 5% of the 14,301 split air conditioners, 6 kW and over on the EU register. At your selected price (European Union) that is €194 a year, €1,940 over ten years.

Cooling, SEER
6.1
Typical 6.9
Heating, SCOP
4.3
Typical 4.1
Cooling cost
€194 / year
+€1,025 if you also heat with it (average climate)

Uses more than most comparable models: 95 % of them need less. electriQ IQOOL-4MS12K12K12K12K, the most efficient alternative on sale, saves about €111 a year. Class A++ is the most common class in this group (80% of models). Heating efficiency (SCOP 4.3) is above the typical 4.1 of its group. Of 10 Baxi models in this group, it ranks last. On the register since 2019 and still on sale.

Where it stands

Rank 13,456 of 14,301 split air conditioners, 6 kW and over by yearly consumption. 13,455 use less.

Median 402 This model · 685 0 1,700 kWh ← uses less · uses more →

Next to it in the ranking

  1. A++ AUX-M5-42LCLH 685 kWh same
  2. A Mitsubishi Heavy Industries FDC100VSX_FDUM50VHx2 685 kWh same
  3. A++ Baxi 7663709 - UE PENTA 42000 LST125-5M R410A 685 kWh
  4. A Mitsubishi Electric PEAD-M50JAL2 + PEAD-M50JAL2 / PUHZ-SHW112YHA-BS 686 kWh +€0.28
  5. A Mitsubishi Electric PEAD-M100JA2 / PUHZ-SHW112YHA 686 kWh +€0.28
See the full ranking

What it will cost you

Period 7663709 - UE PENTA 42000 LST125-5M R410A IQOOL-4MS12K12K12K12K Difference
1 year €194 €83 −€111
5 years €970 €416 −€554
10 years €1,940 €833 −€1,107
15 years €2,910 €1,249 −€1,661

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 685 kWh / yr
Heating, average climate 3,618 kWh / yr

Heating by climate zone

Climate SCOP kWh / yr
Warmer (e.g. Athens) 4.3 3,618
Average (e.g. Strasbourg) 4.3 3,618
Colder (e.g. Helsinki) 4.3 3,618

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++ Baxi 7663709 - UE PENTA 42000 LST125-5M R410A (this model)
12.0 kW6.1 685 — —
12.2 kW6.1 294 €111 €1,107
11.5 kW7.1 563 €35 €346
11.5 kW7.1 563 €35 €346
12.1 kW7.5 565 €34 €340
12.1 kW7.5 565 €34 €340

Label and product sheet

Energy class cooling / heating
A++ / A+
SEER
6.1
SCOP warmer / average / colder
4.3 / 4.3 / 4.3
Cooling design load
12.0 kW
Heating design load (average)
11.0 kW
Yearly cooling
685 kWh
Yearly heating (average climate)
3,618 kWh
Sound power indoor / outdoor
50 / 65 dB(A)
Refrigerant
R410a (GWP 2088)

Model numbers and history

Registered by Baxi under one model number.

7663709 - UE PENTA 42000 LST125-5M R410A

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

Questions

How much does the Baxi 7663709 - UE PENTA 42000 LST125-5M R410A cost to run?

At one cooling season as on the label it uses about 685 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €194 a year, or €1,940 over ten years.

What do SEER and SCOP mean?

This model reaches SEER 6.1 and SCOP 4.3 in the average climate: higher is better.