Connectors
48x Serial RJ-45 Female
2x LAN SFP Slots
2x Power IEC 60320/C14
1x Local Console RJ-45 Female
1x Laptop USB Console (LUC) Mini USB Port
1x PON RJ-45 Female (Reserved)
4x USB Type-A Female
2x Environment Sensor RJ11 Female Ports 
1x Environment Sensor4-Pin Terminal Block
1x Isolated Relay 2-Pin Terminal Block (normally open)
• Contact Rating: Max 24 VDC, 2A

Switches
2x Power Rocker Switch
1x Reset Recessed Push Button

Power
• Maximum Input Power Rating: 100-240V, 1A, 50/60Hz
• Power Consumption: AC110V:9.2W:96BTU/h; AC220V:9.3W:96BTU/h
• The measurement in Watts indicates the typical power consumption of the device with no external loading
• The measurement in BTU/h indicates the power consumption of the device when it is fully loaded

LEDs
48x Serial (Green)
2x 10/100/1000 Mbps (Red/Orange/Green)
2x Power (Blue)

Operation Modes
• Console Management
• Console Management Direct
• Real Com Port
• TCP Server/Client
• UDP Server/Client

Environment
• Operating Temperature: 0~55˚C
• Storage Temperature: -20~60˚C
• Humidity: 0~80% RH, Non-condensing

Physical
• Housing Case: Metal
• Mounting: 19" 1U
• Weight: 10.29 lb (4.67 kg)
• Dimensions (L x W x H): 17.26 x 12.93 x 1.73 in. (43.84 x 32.84 x 4.4 cm)