Japannext JN-Ei238G240F
Uses less electricity than 59% of the 4,819 monitors, 24–31″ on the EU register. At your selected price (European Union) that is €7 a year, €74 over ten years.
- Power, SDR
- 18.0 W
- Typical 21 W
- Running cost
- €7 / year
- 4 h a day
- Power, HDR
- 29.0 W
- 1.6× SDR
Near the middle of its group: 12 % below the typical 30 kWh. Class E is the most common class in this group (49% of models). In HDR it draws 29.0 W, 1.6 times its SDR power. Japannext has 76 models in this group; this one is number 4 among them. Japannext sells the same label values under other model names: JN-IPS238G240F. Registered in Sept 2026, one of the newer models in its group.
Where it stands
Rank 1,399 of 4,819 monitors, 24–31″ by yearly consumption. 1,398 use less.
Next to it in the ranking
- James Donkey VELOR Q50 26 kWh same
- James Donkey VELOR Q60 26 kWh same
- Japannext JN-Ei238G240F 26 kWh
- Japannext JN-IPS238G240F 26 kWh same
- AOC 24G4HA 26 kWh same
What it will cost you
| Period | JN-Ei238G240F | WF238V | Difference |
|---|---|---|---|
| 1 year | €7 | €2 | −€6 |
| 5 years | €37 | €8 | −€29 |
| 10 years | €74 | €16 | −€58 |
| 15 years | €112 | €25 | −€87 |
Is the more efficient model worth its price?
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 | 13 | €4 |
| 4 hours a day | 26 | €7 |
| 8 hours a day | 53 | €15 |
Same size, lower running cost
On sale, at least 10% less energy, same size group
| Model | kWh / yr | Saves / year |
|---|---|---|
| Japannext JN-Ei238G240F (this model) | 26 | — |
| 6 | €6 | |
| 7 | €6 | |
| 7 | €6 | |
| 7 | €6 | |
| 7 | €5 |
Label and product sheet
- Energy class SDR / HDR
- E / G
- On-mode power SDR
- 18.0 W
- On-mode power HDR
- 29.0 W
- Standby / networked standby
- 0.2 W
- Screen diagonal
- 24″
- Resolution
- 1920×1080
- Panel
- LED LCD
- Refresh rate
- 60 Hz
- Software updates (minimum)
- 8 years
- Guarantee (supplier)
- 2 years
- Spare parts (minimum)
- 8 years
Model numbers and history
Registered by Japannext under one model number.
JN-Ei238G240F
- Placed on the EU market
- First published in the EU register (EPREL)
Questions
How much does the Japannext JN-Ei238G240F cost to run?
At 4 hours a day it uses about 26 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €7 a year, or €74 over ten years.
Does HDR use more electricity?
Yes. In HDR mode this screen draws 29.0 W instead of 18.0 W, 1.6 times as much. The yearly cost on this page uses SDR, as the label does.