Lamenting over expensive and bulky uninterruptible power supplies ... most modems and routers are designed to run off a 12V power supply, they still operate at 5V. He goes on to connect several ...

Dahua Technology DH-PFM351R-2700-EN Rackmount Uninterruptible Power Supply(UPS) - European plug type Dahua Technology DH-PFM351R-900-EN Rackmount Uninterruptible Power Supply(UPS) - European Plug Type ...