Home servers and network storage systems draw 10–50 watts when idle and 50–150 watts under load, running continuously. Enthusiasts with multiple drives or high-performance systems may see 100+ watts constant draw.
| Basis | Cost |
|---|---|
| Per hour (while running, 60 W typical) | $0.011 |
| Per day (24 h/day, 7/7 days) | $0.27 |
| Per month | $8.25 |
| Per year | $99.04 |
| Hourly range (small 25 W – large 150 W) | $0.005 – $0.028 |
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