SFP+ Loopback

SFP plus loopbackThe Electrical Loopbacks from EOPTOLINK intend to support Telecom and Datacom applications, which provide a method for port operations testing in board and system. They are hot swappable, constructed metal cast for excellent EMI performance.
EOPTOLINK’s SFP&SFP+ Electrical Loopbacks are compliant with the SFP&SFP+ Multi-Source
Agreement (MSA) Specification. They comply with SONET, SDH, Gigabit Ethernet, Fiber
Channel and the OIF Proposal for a Unified 10G Specification. Digital diagnostics functions are
available via a 2-wire serial interface, as specified in the SFP&SFP+ MSA.
Especially, EOPTOLINK’s SFP&SFP+ have two LED indicators to display the operating status.
The green indicator lights when module is loaded correctly, and it blinks when module’s
temperature is beyond the allowable range. The red indicator displays power-down status, and blinking when module shuts down itself due to the highest or lowest temperature it can bear.


  • Supports 100Mb/s to 10.7Gb/s bit rates
  • Hot-pluggable MSA footprint
  • Dual LED indicator to display module status
  • Built-in digital diagnostic functions
  • Operation case temperature range -40°C to 85°C
  • Compliant with SONET, SDH, GBE, FC
  • 1W/1.5W/2W & customized power consumption
  • Automatically shut down & self-protection
  • Pluggable times up to 500

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  • Eoptolink Technology Inc.,Ltd, No.127 West Wulian Street, Gongxing Town, Shuangliu County, Chengdu 610213, CHINA.
  • +86 028-67087999
  • +86 028-67087979
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