PRODUCT OVERVIEW
1
1.1. Specifications
Table 1-1. Specifications
Specifications Description
Interface I/O Port 24 x 10/100/1000BaseT(X) + 4 x 10/100/1000Base-T(X)
or 4 x 100/1000Base-X SFP Port
Power Connector 4-pin removable screw terminal (power & relay)
Physical Enclosure Metal Shell
Protection Class IP30
Installation Rack mounting
Dimensions
(W x H x D)
438.0 x 43.6 x 259.2mm
LED Display System LED SYS, PWR1, PWR2, P-Fail, Loop detection, R.M.,
Ring Fail, Temp
Port LED Speed, Link, Activity, PoE (only for EKI-7428G-4CPI)
Environment Operating Tem-
perature
-40°C ~ 70°C (-40°F ~ 158°F)
Storage Tempera-
ture
-40°C ~ 85°C (-40°F ~ 185°F)
Ambient Relative
Humidity
10 ~ 95% (non-condensing)
Switch Properties
MAC Address 8K-entry
Switching Band-
width
56 Gbps
Power
Power
Consumption
EKI-7428G-4CI: 20W @ 24V
EKI-7428G-4CPI: 20W @ 48V
Power Input
EKI-7428G-4CI: 12V~48VDC
EKI-7428G-4CPI: 48VDC (46 - 57 VDC) for PoE sys-
tem (53 - 57 VDC is recommended for PoE+ devices)