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

Monitors · 50″ · 3840×2160 · LED LCD

Dahua DHI-LDH50-LAI400L

G

Uses less electricity than 3% of the 335 monitors, 43–54″ on the EU register. At your selected price (European Union) that is €31 a year, €310 over ten years.

Power, SDR
75.0 W
Typical 45 W
Running cost
€31 / year
4 h a day

Uses more than most comparable models: 97 % of them need less. Rampage CY49RQ165, the most efficient alternative on sale, saves about €18 a year. 65% of comparable models reach a better class than G; the most common is F. On-mode power in SDR is 75.0 W; the typical screen of this size draws 45.0 W. Dahua has 23 models in this group; this one is number 13 among them.

Where it stands

Rank 319 of 335 monitors, 43–54″ by yearly consumption. 318 use less.

Median 66 This model · 110 10 275 kWh ← uses less · uses more →

Next to it in the ranking

  1. G Dahua DHI-LDV43-HAI400L 110 kWh same
  2. G Dahua DHI-LDH43-HAI400K 110 kWh same
  3. G Dahua DHI-LDH50-LAI400L 110 kWh
  4. G Swedx LED50UD18H 114 kWh +€1.25
  5. G Dahua DHI-LDV43-HAI400TL 117 kWh +€2.07
See the full ranking

What it will cost you

Period DHI-LDH50-LAI400L CY49RQ165 Difference
1 year €31 €13 −€18
5 years €155 €64 −€91
10 years €310 €128 −€182
15 years €465 €192 −€273

Is the more efficient model worth its price?

Years of use

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

Power in SDR and HDR

Cost by viewing time

Use kWh / yr € / yr
2 hours a day 55 €16
4 hours a day 110 €31
8 hours a day 219 €62

Same size, lower running cost

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

Model SizeSDR W kWh / yr Saves / year in 10 years
G Dahua DHI-LDH50-LAI400L (this model)
50″75.0 110 — —
49″31.0 45 €18 €182
49″31.0 45 €18 €182
49″32.0 47 €18 €178
49″34.2 50 €17 €169
49″34.2 50 €17 €169

Label and product sheet

Energy class SDR / HDR
G / –
On-mode power SDR
75.0 W
Standby / networked standby
0.4 W / 0.0 W
Screen diagonal
50″
Resolution
3840×2160
Panel
LED LCD
Refresh rate
60 Hz
Software updates (minimum)
8 years
Guarantee (supplier)
3 years
Spare parts (minimum)
7 years

Model numbers and history

Registered by Dahua under one model number.

DHI-LDH50-LAI400L

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

Questions

How much does the Dahua DHI-LDH50-LAI400L cost to run?

At 4 hours a day it uses about 110 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €31 a year, or €310 over ten years.