Ubiquiti UniFi US-8 User manual

UniFiSwitch MountingScrews(Qty.2) ScrewAnchors(Qty.2)
PowerAdapter* PowerCord*
PackageContents
*Includedonlyinthesinglepackofthedevice
SystemRequirements
Linux,MacOSX,orMicrosoftWindows7/8/10
JavaRuntimeEnvironment1.8oraboverecommended
WebBrowser:GoogleChrome(Otherbrowsersmayhavelimitedfunctionality)
UniFiControllersoftwarev5.3.x(ornewer),availableat:ui.com/download/unifi
IMPORTANT:WestronglyrecommendusingUPSbackupandpower
regulationtopreventequipmentdamageduetostabilityissueswithlocal
ACpower.
HardwareOverview
FrontPanel
US8QuickStartGuide

SystemLED
PoEIn(Port1)
PoEOut(Port8)
RJ45(Ports18)
PoELED(Port8)
Clickherefordetaileddescriptions.
Supports802.3af/ator48VPassivePoEtopowertheswitchandcanprovide
48V(2pair)PoEpassthroughtoport8.
48V(2pair)PoEoutputisOffbydefault.EnablingPoEoutput(viatheUniFi
Controllersoftware)requires24WinputpowerviaPoEInorDCinput.
RJ45portssupport10/100/1000Ethernetconnections.
TopPanel

RJ45Speed/Link/ActLED(Ports18)
Ground
DCIn
ResetButton
Off PoEDisabled
Amber 48VPassivePoE
Off NoLink
Amber
LinkEstablishedat10/100Mbps
FlashingIndicatesActivity
Green
LinkEstablishedat1Gbps
FlashingIndicatesActivity
BackPanel
AncillarygroundingpointforenhancedESDprotection.
TopowertheswitchbyDCinput,connecta48Vpoweradaptertothe48VDC
port.
ThisbuttonservestwofunctionsfortheUniFiSwitch:
RestartPressandreleasetheResetbuttonquickly.
RestoretoFactoryDefaultSettingsPressandholdtheResetbuttonfor
morethanfiveseconds.
HardwareInstallation
WallMounting(Optional)

WallMounting(Optional)
1.
2.

3.
4.

Grounding(Recommended)
TheUniFiSwitchisgroundedthroughthePowerAdapter.Whenpoweringthe
switchwithPoE,groundthedevicebyconnectingtheancillaryground.
1.Loosenthegroundscrewandsecureagroundwire(notincluded)tothe
groundingpoint.
2.Securetheotherendofthegroundwiretoagroundingblockorothergrounded
structure.
ConnectingPower
OR

ConnectingEthernet
1.

2.
WARNING:BeforeenablingPoEpassthroughintheUniFiController,
ensurethattheconnectedPoEdevicesupportsthePoEpower(48V).
WARNING:WhenbothPoEInandDCInputareconnected,thehighest
voltagepowerofthetwowillimmediatelypassthroughtoPoEOut(if
enabled).
SoftwareInstallation
DownloadandinstallthelatestversionoftheUniFiControllersoftwareat
ui.com/download/unifiandfollowtheonscreeninstructions.
Note:IfyoualreadyhaveUniFiControllerv5.3.xorhigherinstalled,goto
thesection,AdoptingtheUniFiSwitch.
AfteryouhaveinstalledthesoftwareandruntheUniFiInstallationWizard,alogin
screenwillappearfortheUniFiControllermanagementinterface.Enterthe
usernameandpasswordthatyoucreatedandclickSignIn.

YoucanmanageyournetworkandviewnetworkstatisticsusingtheUniFi
Controllermanagementinterface.
ToadopttheUniFiSwitch,proceedtothesection,AdoptingtheUniFiSwitch.
ForinformationonconfiguringandusingtheUniFiControllersoftware,refertothe
UserGuideonthewebsite:ui.com/download/unifi
AdoptingtheUniFiSwitch
1.FromtheUniFiControllerdashboard,clickDevicesintheleftmenubar.
2.LocatetheUniFiSwitchinthelistofdevicesundertheModelcolumn.Click
Adopt.

3.TheSystemLEDontheUniFiSwitchwillturnbluetoconfirmthatithasbeen
successfullyadopted.
Specifications
US8
Dimensions 148x99.5x30.7mm
(5.83x3.92x1.21")
Weight 432g(15.24oz)
NetworkingInterfaces (8)10/100/1000MbpsRJ45Ports
PoEIn(Port1) 
PoEMode1 802.3af/at(Pins1,2+;3,6)
PoEMode2 48V(Pins4,5+;7,8)
PoEOut(Port8) 
PoEMode1 48V(Pins1,2+;3,6)
PoEMode2 Passive48V(Pins4,5+;7,8)
DCInputMode DCPassthrough(Pins1,2+;3,6)
PowerMethod (1)DC48V,Max.1.25A
(1)PoEInput,802.3af/at(Pins1,2+;3,6)
PowerSupply ExternalAC/DCAdapter*:100240VAC,50/60Hz;
48V,0.5A
Max.PowerConsumption 12W(ExcludingPoEOutput)
Max.PassivePoEWattageper
Port

PoEMode1 12W@802.3at
PoEMode2 12W@48V
DCInputMode 12W@48V
PassivePoEVoltageRange DependsonPowerSource
LineRate 8Gbps,NonBlocking
LEDs 
System Status
RJ45DataPorts PoE;Link/Speed/Activity
ESD/EMPProtection ±24kVAir,±24kVContact
OperatingTemperature 5to45°C(23to113°F)