EnergyLabelEU
EN
Costs for 0.283 €/kWh · Eurostat 2026 H1

Portable air conditioners · 3.9 kW · cooling only

Trotec PAC 3910 X

A

Uses less electricity than 3% of the 848 portable air conditioners, 3 kW on the EU register. At your selected price (European Union) that is €149 a year, €1,487 over ten years.

EER
2.6
Running cost
€149 / year
350 cooling hours
Per hour
€0.42
1.50 kWh

Uses more than most comparable models: 97 % of them need less. Hello Air HAAC-36, the most efficient alternative on sale, saves about €69 a year. Class A is the most common class in this group (92% of models). Trotec has 10 models in this group; this one is number 7 among them. Trotec sells the same label values under other model names: PAC 3900 X.

Where it stands

Rank 793 of 848 portable air conditioners, 3 kW by yearly consumption. 792 use less.

Median 455 This model · 525 250 750 kWh ← uses less · uses more →

Next to it in the ranking

  1. A RS PRO 732-102 525 kWh same
  2. A Trotec PAC 3900 X 525 kWh same
  3. A Trotec PAC 3910 X 525 kWh
  4. A Volteno VO2545 525 kWh same
  5. A No name A018E-13C 525 kWh same
See the full ranking

What it will cost you

Period PAC 3910 X HAAC-36 Difference
1 year €149 €79 −€69
5 years €743 €396 −€347
10 years €1,487 €793 −€694
15 years €2,230 €1,189 −€1,041

Is the more efficient model worth its price?

Years of use

Enter both purchase prices to see the total cost of ownership.

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 Trotec PAC 3910 X (this model)
3.9 kW— 525 — —
3.5 kW— 280 €69 €694
3.5 kW— 315 €59 €595
3.5 kW— 350 €50 €496
3.5 kW— 350 €50 €496
3.5 kW— 350 €50 €496

Label and product sheet

Energy class cooling / heating
A / –
EER
2.6
Cooling design load
3.9 kW
Sound power indoor / outdoor
65 / – dB(A)
Refrigerant
R290 (GWP 3)

Model numbers and history

Registered by Trotec under one model number.

PAC 3910 X

  1. First published in the EU register (EPREL)
  2. Placed on the EU market
  3. Supplier changed publishedOnDate from 2025,5,30 to 2026,11,3
  4. Supplier changed additionalDetails from to [object Object]

Questions

How much does the Trotec PAC 3910 X cost to run?

At 350 cooling hours a year it uses about 525 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €149 a year, or €1,487 over ten years.