Synchronous Digital Hierarchy | SDH

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- Industrial Ethernet Switches
  
  Layer 2 Unmanaged Switches
  
  Layer 2 Managed Switches
  
  Layer 3 Switches
  
  RS232/485 Switches
  
  By-pass Switches
  
  IEC61850/EN50155 Switches
- Industrial PoE Switches
  
  Unmanaged Industrial PoE Switches
  
  Managed Industrial PoE Switches
  
  Industrial PoE Switches (BT:90W)
- POE Switches
  
  10/100M PoE Switches
  
  Full Gigabit PoE Switches
  
  POE Injector/Splitter/Extender
- Serial Device Servers
  
  Din-Rail Serial Device Servers
  
  Modbus Gateways
- Serial Converters
  
  Serial to Fiber Converters
  
  RS232/RS485/422 Converters
  
  USB to RS232/485/422
  
  RS232/485 Isolator/Repeater/Hub
  
  Surge Protectors
- Ethernet Media Converters
  
  10/100M Media Converters
  
  10/100/1000M Media Converters
  
  10G Media Converter
  
  Industrial Media Converters
  
  Rack-mount chassis
- Video Over Fiber Converters
  
  AHD/CVI/TVI Over Fiber Converters
  
  Video/Audio Over Fiber Converters
  
  HDMI/DVI/VGA Over Fiber Converters
  
  3G/6G/12G-SDI Over Fiber Converters
  
  USB/Contact Closure Fiber Converter
- Procotol Converters
  
  Voice Over E1/Fiber Series
  
  E1 to Ethernet Converters
  
  Ethernet Over PDH
  
  PDH
  
  SDH
- Optical Transceivers
  
  155M/1.25G/2.5G SFP
  
  10G SFP+
  
  40G QSFP+
  
  100G QSFP28
  
  AOC/DAC Cable
- Accessories
  
  Din-Rail Power Adapter
  
  Fiber Patch Cords
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