Line card for 35M to 2.7G Multi Rate 3R




  • LE2821-2F


  • Supports interfaces: SFP to SFP.
  • Supports various client interfaces.
  • The DIP switch can be used for setting of various functions and the baud rate.
  • By installing it to LE2002, it can be used as a stand-alone device and as a card-type, chassis LE2020-containing device.
  • Operating temperature of 0 to 50°C.
  • Ethernet:100M/1000M BASE-X
  • SONET/SDH:OC-3/12/48、STM-1/4/16
  • FibreChannel:FC-1/FC-2
  • HD-SDI
  • Relay connection: Supports 3R, and has no restriction on packet length.
  • Various functions: ALS function, loss propagation function, and loop-back function.


Models LE2821-2F
Transmission speed 10G 35M~2.7G Multi-rate
Fiber ports Ports type SFP x2port
Wavelength depend on SFP
Output depend on SFP
Receiving sensitivity depend on SFP
Communication function Los Propagation、ALS、Auto Laser Shutdown、Loop Back
Transmission mode 3R、Re-Generation、Re-Shaping、Re-Timing
Rated input voltage/frequency AC power AC100V/50/60Hz
Maximum power consumption 12W
User Environmental Operating Temperature/Humidity 0℃~ 55℃/10~90%
(no condensation)
Dimensions 88mm(W) ×139mm(D) ×21mm(H)
without detachable parts
Physical specification 418g
(without AC adapter)
Accessories product warranty

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