Im currently using this power supply https://www.meanwell.com/webapp/product/search.aspx?prod=ADD-155 that is build in small rack together with modem, switch and NAS.
I do have modem, Wifi router, NAS, Homey, wall tablet and Ikea hub at the same place and all of them are being powered by this power supply. Additional benefit of it, is power backup attached battery (Im using sealed 12V/6Ah battery) connected to this power supply directly.
End result:
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no UPS needed (2 hours without power tested yesterday and it still was running, can be extended with bigger battery).
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stable power supply for USB devices (total 3A) and 12V powered devices (max 12A) = no need of 6 standalone power supplies.
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smaller overall consumption (compared to previous setup - 20%).