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Networking
PoE Power Budget Calculator
Add up your PoE devices and find the switch power budget you need — so you don't overload a switch or under-buy.
DeviceWattsQtyTotal
PoE dome / bullet camera0 W
PTZ camera0 W
Wi-Fi access point0 W
PoE desk phone0 W
Door access controller0 W
0 Wrecommended switch PoE budget
0 Wtotal device draw
0PoE devices
PoE standards: 802.3af ≈ 15.4 W/port, 802.3at (PoE+) ≈ 30 W, 802.3bt (PoE++) ≈ 60–90 W. Pick a switch whose total PoE budget is at least the figure above.