IEEE Standard IEEE 802.3 10Base-T Ethernet
IEEE 802.3u 100Base-TX and 100Base-FX Fast Ethernet
IEEE 802.3x Flow Control and Back Pressure Switch Architecture Back-plane (Switching Fabric): 1.6 Gbps Data Processing Store and Forward Transfer Rate 14,880pps for Ethernet port
148,800pps for Fast Ethernet port Provides Broadcast Storm Protection Present MAC Address Table Size 2K Packet Buffer Size 448Kbits Network Connector 8 x RJ-45
10/100Base-T(X) auto negotiation speed, Auto MDI/MDI-X function, Full/Half duplex Network Cable 10Base-T: 2-pair UTP/STP Cat.5 cable
EIA/TIA-568 100-ohm (100m)
100Base-TX: 2-pair UTP/STP Cat. 5 cable
EIA/TIA-568 100-ohm (100m) Protocols CSMA/CD LED Power 1 (Green), Power 2 (Green), Fault(Amber)
RJ-45: Link/Active (Green), Speed/100 (Yellow) DIP SW DIP 1
OFF : Enable power failure alarm
ON : Disable
DIP 2
OFF : Enable broadcast storm protection
ON : Disables broadcast storm protection Reverse Polarity Protection Present Overload Current Protection Present Power Supply Redundant power Input DC 12/24/48V (9.6~60VDC) ( 6-pin Removable Terminal Block )
Provide DC Power JACK cable for external power adaptor Alarm Relay Contact Relay outputs with current carrying capacity of 1 A @24VDC, NC Operating Temperature 0 ~ 60°C 
-40 ~ 75°C (-T models) Operating Humidity 5% to 95% (Non-condensing) Storage Temperature -40 ~ 85°C Housing Rugged Metal, IP30 Protection Case Dimensions 106 x 31.6 x 142mm (D x W x H) Weight 0.625kg Installation Mounting DIN Rail mounting or wall mounting EMI FCC Part 15 Subpart B Class A, CE EN 55022 Class A EMS EN61000-4-2 (ESD) Level 3, Criteria B
EN61000-4-3 (RS) Level 3, Criteria A
EN61000-4-4 (Burst) Level 3, Criteria A
EN61000-4-5 (Surge) Level 3, Criteria B
EN61000-4-6 (CS) Level 3, Criteria A
EN61000-4-8 (Magnetic Field) Level 3, Criteria A Safety UL508 (Pending) Rail Traffic EN50121-4 Shock IEC 60068-2-27 Freefall IEC 60068-2-32 Vibration IEC 60068-2-6 Warranty 5 years - See more at: http://www.ktsnetworking.cn/Products/EasyNET/Industrial%20Ethernet%20Switches/IES-108.html#sthash.LZOJLwMs.dpuf