EnergyLabelEU
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Costs for 0.283 €/kWh · Eurostat 2026 H1

Range hood · 520 m³/h

Thermex 423.23.5091.2

A+

Uses less electricity than 78% of the 11,514 range hoods, 400–599 m³/h on the EU register. At your selected price (European Union) that is €9 a year, €94 over ten years.

Noise (max)
64 dB
Typical 64 dB
Airflow (max)
520 m³/h
Running cost
€9 / year

In the most efficient quarter of its group: 38 % below the typical 53 kWh. Only 11% of comparable models have a better class than A+. Thermex has 165 models in this group; this one is number 134 among them.

Where it stands

Rank 2,481 of 11,514 range hoods, 400–599 m³/h by yearly consumption. 2,480 use less.

Median 53 This model · 33 5 205 kWh ← uses less · uses more →

Next to it in the ranking

  1. A+ Novy 6841 V18 33 kWh −€0.03
  2. A Bosch DWB97LM50 33 kWh −€0.03
  3. A+ Thermex 423.23.5091.2 33 kWh
  4. A Elica HI04XXI-004-002 33 kWh same
  5. A Elica HI04XXI-006-001 33 kWh same
See the full ranking

Noise and extraction

50 dB · quiet office70 dB · vacuum cleaner 64 dB
Dashed: group median 64 dB
Extraction (fluid dynamic)
A
Grease filtering
D
Lighting
A

Same size, lower running cost

On sale, at least 10% less energy, same size group

Model AirflowdB kWh / yr Saves / year in 10 years
A+ Thermex 423.23.5091.2 (this model)
520 m³/h64 33 — —
511 m³/h54 7 €7 €75
511 m³/h54 7 €7 €75
480 m³/h54 7 €7 €75
481 m³/h58 7 €7 €73
481 m³/h58 7 €7 €73

Label and product sheet

Energy class
A+ (scale A+++–D)
Yearly energy
33.2 kWh
Airflow min / max
220 / 520 m³/h
Noise min / max
41 / 64 dB(A)
Fluid dynamic efficiency
A
Grease filtering
D (68 %)
Lighting efficiency
A

Model numbers and history

Registered by Thermex under one model number.

423.23.5091.2

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

Questions

How loud is the Thermex 423.23.5091.2?

Its label states 64 dB(A) at the highest normal setting. The typical hood in this airflow group is 64 dB(A); every 10 dB sounds about twice as loud.