• TP-Link SM321A 1000Base-BX WDM Bi-Directional SFP Module, LC connector, TX:1550nm/RX:1310nm, single-mode, 10km
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TP-Link SM321A 1000Base-BX WDM Bi-Directional SFP Module, LC connector, TX:1550nm/RX:1310nm, single-mode, 10km

TP-Link SM321A 1000Base-BX WDM Bi-Directional SFP Module, LC connector, TX:1550nm/RX:1310nm, single-mode, 10km

$39.00
$39.00
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  • Customer Satisfaction
  • 30 days change of mind return policy
  • Manufacture Warranty

Change of Mind Returns:

We want you to be happy with your purchase. That’s why we offer a 30-day change of mind return policy, allowing you to request a return for a refund or exchange within 30 days of receiving your order. Please note that return shipping costs will be deducted from the refund amount as follows: 

For small, single items under 1kg with free shipping, a $10.70 charge will be deducted.

The return postage cost will be deducted for other free shipping orders based on the item’s weight and dimensions.

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TP-Link SM321A 1000Base-BX WDM Bi-Directional SFP Module, LC connector, TX:1550nm/RX:1310nm, single-mode, 10km


  • 1000Base-BX WDM Bi-Directional SFP Module
  • Up to 20 km transmission distance with 9/125 μm SMF (Single-Mode Fiber)
  • Bidirectional WDM communication on a single fiber
  • Compatible with Small Form Pluggable Multi-Source Agreement (SFP-MSA)
  • Supports Digital Diagnostic Monitoring (DDM)
  • Hot-swappable module design
  • Work with TL-SM321B as a pair