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Ethernet Switches USR-SDR041 with 4 Ethernet ports and 1 fiber port, plug and play, simple and reliable, which can realize the expansion function of the network port, and enhance the reliability and security of the industrial network.

  • Industrial Ethernet-unmanaged switch.
  • Support 4 Ethernet ports (electrical ports) and 1 fiber port, 10/100Mbps rate adaptation.
  • Support level 4 electrostatic protection, level 4 power surge protection, level 3 network port surge protection, IP40 and other advanced protection.
  • Phoenix terminal power interface.
  • Support 10-58V wide voltage, natural heat dissipation, DIN-Rail mounting.
Model USR-SDR041
Interface Power interface Phoenix terminal, redundant dual power supply
Network interface 10/100 Base – T
Ethernet port number 4*10/100M,1*100 Base-FX
LED indicators PWR,Link/ACT
Cable type Twisted-pair 100m (CAT5E, CAT6)
Monomode optical fiber 20/40/60/80/100KM
Multimode (optical) fiber 550m
Electrical Specifications Input voltage DC 10-58V
Power consumption Normal model<5W; POE model<95W
Network Topology Star topology Support
Bus topology Support
Tree Topology Support
Parameters MAC address table 1K
Buffer 512K
Forwarding delay <3us
MDX/MIDX support
Flow control support
Jumbo frame 2048bytes
Switching capacity 1G
Packet forwarding rate 0.744Mpps
Power surge protection IEC 61000-4-5  Level 3 (4KV/2KV) (8/20us)
Ethernet port surge protection IEC 61000-4-5  Level 3 (4KV/2KV) (10/700us)
ESD IEC 61000-4-2  Level 4(8K/15K)
Free fall 0.5m
Environment Operating temperature -40℃~+85℃
Storage temperature -40℃~+85℃
Relative humidity 5%~95%, (non-condensing)
MTBF MTBF 100000hours
Mechanical structure Size 143X104X48mm
Installation Method DIN rail
Shell material Aluminium alloy
Weight 0.52kg