Milan Technology MIL-SM2401MAF - Manual (Page 174)

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RS-232 connector
One RS-232 DB-9 female connector for switch
management and 2 RS-232 DB-9 male connectors on
rear side for DC power supply and UPS management.
Switch architecture Store and forward switch architecture.
Back-plane Up to 8.8Gbps
MAC address 8K MAC address table with Auto learning function
Memory 3Mbits for packet buffer
Flash ROM 512Kbytes x 2
System memory 8Mbytes x 1
Dimensions 440mm(W) x 280mm(D) x 44mm(H)
Operating
environment
0 ~40 , 10%~95%RH
Storage Temp. -40ºC to 70ºC (-40ºF to 158ºF)
Remote power
feeding
End-point insert type and compatible with IEEE802.3af
Per port feeding power: 15.4Watts (maximum)
Power
Embedded AC power supply: AC 90~240V, 50/60Hz,
200W; Extra power input: DC48V
Power consumption 20 W (maximum) with additional DC power input.