CCTVPLANNER.IO · POE SWITCH · DAHUA
Dahua CS4220-16GT-135
CS4220-16GT-135 — 20-port, 16 PoE, 190 W, smart-managed
SPECIFICATIONS · CS4220-16GT-135
Specifications
Ports20
PoE ports16
PoE budget190 W
PoE standard802.3bt-Type4
Max power per PoE port90 W
Uplinks2x RJ45 GbE + 2x SFP GbE
Switching capacity40 Gbps
Managementsmart-managed
Form factorrack-1U
FanlessYes
Operating temperature-10 to +55 °C
Surge protection8 kV
Figures as Dahua states them on the page linked above; nothing here is estimated.
In a camera plan
At 9 W per camera (the median maximum draw makers state for the cameras in our catalog), the 190 W budget powers 21 cameras, so all 16 PoE ports can be used at once.