Japannext
Japannext JN-IPS401UWQHD144-C90W
- Monitors
- 39″
- QHD
- LCD / LED
- 144 Hz
Uses about as much energy as the average for 39-inch monitors on Wattabill (17 models).
Running cost at a glance
- €24.19 per year
- €242 over 10 years
- 85.4 kWh per year
- 18 kg CO₂e per year from electricity use
This model
Average for 39-inch monitors (17)
Your country and usage
- Electricity at €0.2832 per kWh (household price with taxes, Eurostat 2026-S1).
- 210 g CO₂e per kWh generated in 2023 (European Environment Agency). Counts use only, not manufacturing.
We assume prices stay the same over the years.
Electricity prices in all EU countries
Specifications
| Brand | Japannext |
|---|---|
| Model | JN-IPS401UWQHD144-C90W |
| Energy class | F |
| Screen size | 39″ (100.4 cm) |
| Power in on mode (SDR) | 39 W |
| Energy class (HDR) | G |
| Power in on mode (HDR) | 64 W |
| Standby | 0.5 W |
| Resolution | 3440 × 1440 |
| Aspect ratio | 21:9 |
| Panel | LED LCD |
| Refresh rate | 144 Hz |
| Power supply | Internal |
| Guaranteed support | 8 years |
| Software updates | 8 years |
| Spare parts available | 8 years |
| On the market since | March 1, 2025 |
| EPREL registration number | 2247548 |
Source: EPREL, European Commission. Data updated October 13, 2026.