Up to 12 x 1G/2.5G Uplinks

Built-in ECN with optional Layer3 Lite management, TBN, and Layer3 models are available. Rugged housing comes with up to 12-port 1G/2.5G speed uplink make the series so powerful for rail applications.

OS4 VS. OS3 Platform

  OS4 OS3
L2+ & ECN IEC 61375-3-4
L3L (Optional)
ETBN61375-2-5 (Optional)
L3 (Optional)
NAT (Optional)  
PTP (Optional)  
R-NAT (Optional)  
Learn More About OS3/OS4 (L3/L3L)


  • All
  • OS4
  • OS3
  • L3/L3Lite
  • PoE
  • Non-PoE
  • Fiber
  • Full Giga
  • Rack-mount
  • DIN-Rail