Network switches · Juniper
Juniper QFX5120-48Y
Juniper Networks QFX5120-48Y
The Juniper QFX5120-48Y draws about 200 W in typical use (130 W idle, 450 W at most), takes 1U, weighs 9.5 kg and measures 440 × 44 × 510 mm (W × H × D).
| Category | Network switches |
|---|---|
| Form factor | rack |
| Rack units | 1U |
| Dimensions (W × H × D) | 440 × 44 × 510 mm |
| Weight | 9.5 kg |
| Power, idle | 130 W |
| Power, typical | 200 W |
| Power, maximum | 450 W |
| Airflow | front-to-back or back-to-front |
| Ports | 48× SFP28, 8× QSFP28, 2× MGMT |
Running 24/7 at typical draw: about 146 kWh a month, roughly €44 at €0.30/kWh or $25 at $0.17/kWh (estimated; your own load decides).
Sources
- Juniper Networks QFX5120 Ethernet Switch Data Sheet · read 2026-10-14
Updated 2026-10-14. Data: DC Sim device catalog by RACKDENSITY (rack-density.com), CC BY 4.0 — license · all devices as CSV.
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