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SFP Transceiver- 1.25-Gb, 1310-nm Single-Mode Fiber, 20-km, LC

Modular flexible optical transceivers for data communications equipment.


146 In Stock
1 Year Double Diamond™ Warranty (Standard)

*Required field

Product Features

  • SFP package with LC connector
  • 1310nm FP laser and PIN photo detector
  • Up to 20Km transmission on SMF
  • +3.3V single power supply
  • LVPECL compatible data input/output interface
  • Low EMI and excellent ESD protection
  • Laser safety standard IEC-60825 compliant
  • Compatible with RoHS
  • Digital Diagnostic SFF-8472 compliant
  • Signal Ground Isolated to Case


  • 1.25Gb/s 1000Base-LX Ethernet
  • 1.06 Gb/s Fibre Channel

Tech Specs

Listings CE, FCC
Connectors Duplex LC
Dimensions 0.2"H x 0.5"W x 2.2"D (8.5 x 13.7 x 55.4 mm)
Distance 20 km, maximum
Operating Humidity 5 to 85% non-condensing
Operating Temperature 32 to 158°F (0 to 70°C)
Power 1 W
Speed 1.25 Gbps
Storage temperature -40 to 185°F (-40 to 85°C)
Weight 0.036 lb (.016 kg)
Fiber Type single mode
Wavelength 1310 nm
Input 3.3 V
Source from SFP cage

* Technical specification weight is the unit weight. It is not the packaged shipping weight. For shipping weight, please contact Black Box customer service at 877-877-2269.



Double Diamond Warranty Diamond

Double Diamond™ Warranty (Standard)

Take the risk out of equipment purchases with the Double Diamond™ Warranty from Black Box Network Services.

The Double Diamond Warranty is our warranty that protects your Black Box® brand products* from accidental damage, including drops, water, and power surges.

The SFP Transceiver- 1.25-Gb, 1310-nm Single-Mode Fiber, 20-km, LC comes with a standard 1 Year Double Diamond™ Warranty (Standard) already included.

During the warranty period, Black Box Network Services will repair or replace your damaged equipment within one week of receipt at NO CHARGE!*

Plus, get an Extended Double Diamond Warranty.

You can also extend your warranty or protect a previously purchased Black Box® brand product** for an additional year—for only 10% of the purchase price! Or, extend your coverage for a full three years for only 20% of the purchase price!

Ordering an extended warranty is easy: When viewing a product in your shopping cart, just select the one or three years of additional coverage in the dropdown menu under “Warranty Options.” For details, contact Customer Service at 724-746-5500.

* Warranty subject to certain exclusions and limitations ** Certain products may not be eligible.

What’s more, we also have a 45-day return policy. Simply call Customer Service for a Return Authorization (RA) number, return your product in new condition and in the original package, and receive a full refund.