Cost to run a MikroTik CRS328 switch
A MikroTik CRS328 switch (Network switch) draws roughly 12 W at idle and up to 28 W under load. Run 24/7 at a typical ~17 W and the US average of $0.17/kWh, it uses about 149 kWh a year and costs roughly $25.32/year ($2.11/month). In higher-priced regions such as Germany (€0.40/kWh) the same device costs about €59.57/year. Adjust the calculator for your own draw and electricity price.
Source: HomelabWatts wattage database. Data as of 2026-06-13.
Managed 24-port + SFP+ switch common in budget homelab racks.
Idle vs load running cost
| Scenario | Power | Energy / year | Cost / year (US) |
|---|---|---|---|
| Idle | 12 W | 105 kWh | $17.87 |
| Typical 24/7 | 17 W | 149 kWh | $25.32 |
| Full load | 28 W | 245 kWh | $41.70 |
Non-PoE base draw. SFP+ transceivers add roughly 1-1.5 W each. Source: HomelabWatts wattage database, data as of 2026-06-13.
Cost by region (typical 24/7 draw)
| Region | Price/kWh | Cost / month | Cost / year |
|---|---|---|---|
| United States (avg residential) | $0.17 | $2.11 | $25.32 |
| Germany | €0.40 | €4.96 | €59.57 |
| France | €0.28 | €3.47 | €41.70 |
| United Kingdom | £0.25 | £3.10 | £37.23 |
| Spain | €0.25 | €3.10 | €37.23 |
Prices from electricity price presets (EIA / Eurostat), data as of 2026-06-01. Excludes standing charges and taxes.
Frequently asked questions
How much does it cost to run a MikroTik CRS328 switch per year?
At a typical 24/7 draw of about 17 W and the US average of $0.17/kWh, roughly $25.32 per year ($2.11/month). At €0.40/kWh in Germany it is about €59.57. Use the calculator above for your own price.
How many watts does a MikroTik CRS328 switch use?
Approximately 12 W at idle and up to 28 W under load. Non-PoE base draw. SFP+ transceivers add roughly 1-1.5 W each.
Are these figures measured or estimated?
Estimated. They are compiled from manufacturer specifications and community wall-meter measurements; your exact draw depends on configuration, firmware and attached storage. Measure at the wall for a precise figure.
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Last updated: 2026-06-13