Datasheet

02
Technical Specifications
General
Port Standards & Functions IEEE 802.3 10BASE-T Ethernet (twisted-pair copper) 
IEEE 802.3u 100BASE-TX Fast Ethernet (twisted-pair copper) 
IEEE 802.3ab 1000BASE-T Gigabit Ethernet (twisted- pair copper) 
IEEE 802.3z Gigabit Ethernet (fiber) ANSI/IEEE 802.3 
Auto-negotiation 
IEEE 802.3x Flow Control 
Number of Ports
DES-1210-28: 24 10/100Mbps, 2 10/100/1000BASE-T, 2 combo 10/100/1000BASE-T/SFP 
DES-1210-52: 48 10/100Mbps, 2 10/100/1000BASE-T, 2 combo 10/100/1000BASE-T/SFP 
Network Cables
UTP Cat. 5, Cat. 5e (100 m max.) 
EIA/TIA-568 100-ohm STP (100 m max.) 
Full/Half Duplex
Full/half duplex for 10/100Mbps speeds 
Full duplex for Gigabit speed 
Media Interface Exchange
Auto MDI/MDIX adjustment for all twisted-pair ports
Performance
Switching Capacity
DES-1210-28: 12.8Gbps 
DES-1210-52: 17.6Gbps 
Transmission Method
Store-and-forward
MAC Address Table
8K entries per device
MAC Address Update
Up to 256 static MAC entries 
Enable/disable auto-learning of MAC addresses 
Maximum 64 bytes packet forwarding rate
DES-1210-28: 9.5 Mpps 
DES-1210-52: 3.1 Mpps 
RAM Buffer
DES-1210-28: 512KB per device 
DES-1210-52: 1MB per device 
Physical & Environmental
AC Input
100 to 240 VAC 50/60Hz internal universal power supply
Maximum Power Consumption
DES-1210-28: 17.6W 
DES-1210-52: 28.9W 
Standby Power Consumption
DES-1210-28: 7.6W/110V, 7.9W/240V 
DES-1210-52: 13.2W/110V, 13.3W/240V 
Fan Quantity
DES-1210-28: 0 
DES-1210-52: 0 
Acoustics
DES-1210-28: 0dBA 
DES-1210-52: 0dBA 
Heat Dissipation
DES-1210-28: 60.05 BTU/hr 
DES-1210-52: 98.61 BTU/hr 
Operating Temperature
0˚ to 40˚ C
Storage Temperature
-10˚ to 70˚ C
Operating Humidity
10% to 95% non-condensing
24/48-Port Web Smart Switch III
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