TP-Link SM321B WDM SFP Module WDM Bi-Directional SFP Module(LS) | SM321B

WDM Bi-Directional SFP Module
Supports WDM Bi-Directional technology, using a single strand of fiber, cost saving

Product Last Updated: 11/12/2025

* Whilst we endevour to have the correct information on our products provided from the supplier/manufacturer errors do occur. If you would like to double check the information, please feel free to contact us and we will be more than happy to confirm information on the item prior to purchase. In the event that product information is incorrect due to information we received from our supplier or manufacturer, we do not take responsibility or be held liable for damage(s) or loss(s). We will work with you and do our best to make the best of a bad situation and work with our supplier(s) and/or manufacturer(s) to supply the correct information for the item purchased etc..