![Amazon.com: TP-Link TL-SM321A | 1000Base-BX WDM Bi-Directional Gigabit Single-Mode SFP Module | Plug and Play | LC Simplex Interface | Hot Swappable | Up to 20km Distance | Support SFP-MSA & DDM : Amazon.com: TP-Link TL-SM321A | 1000Base-BX WDM Bi-Directional Gigabit Single-Mode SFP Module | Plug and Play | LC Simplex Interface | Hot Swappable | Up to 20km Distance | Support SFP-MSA & DDM :](https://m.media-amazon.com/images/I/51lK62WCpxL._AC_UF894,1000_QL80_.jpg)
Amazon.com: TP-Link TL-SM321A | 1000Base-BX WDM Bi-Directional Gigabit Single-Mode SFP Module | Plug and Play | LC Simplex Interface | Hot Swappable | Up to 20km Distance | Support SFP-MSA & DDM :
![For Tp-link Compatible Tl-sm321a, Tl-sm321b,1310/1550nm 1.25g 10km Bidi Sfp Transceiver Module - Fiber Optic Equipment - AliExpress For Tp-link Compatible Tl-sm321a, Tl-sm321b,1310/1550nm 1.25g 10km Bidi Sfp Transceiver Module - Fiber Optic Equipment - AliExpress](https://ae01.alicdn.com/kf/H9da9f08f4420457fb8190a18e00f9d46N/For-TP-link-Compatible-TL-SM321A-TL-SM321B-1310-1550nm-1-25G-10km-BIDI-SFP-Transceiver.jpg)
For Tp-link Compatible Tl-sm321a, Tl-sm321b,1310/1550nm 1.25g 10km Bidi Sfp Transceiver Module - Fiber Optic Equipment - AliExpress
![TP-LINK Tplink Gigabit Single Mode WDM Bi-Directional SFP Module LC Connector Interface 2km Distance Max TL-SM321A-2 | Lazada TP-LINK Tplink Gigabit Single Mode WDM Bi-Directional SFP Module LC Connector Interface 2km Distance Max TL-SM321A-2 | Lazada](https://my-live-01.slatic.net/p/033b783c10ee8bace8b5838098afb032.png)
TP-LINK Tplink Gigabit Single Mode WDM Bi-Directional SFP Module LC Connector Interface 2km Distance Max TL-SM321A-2 | Lazada
![Amazon.com: for TP-Link TL-SM321A and TL-SM321B 1.25G SFP Module BIDI WDM Transceiver 10-20KM Simplex LC 1310/1550nm (1Pair) : Electronics Amazon.com: for TP-Link TL-SM321A and TL-SM321B 1.25G SFP Module BIDI WDM Transceiver 10-20KM Simplex LC 1310/1550nm (1Pair) : Electronics](https://images-na.ssl-images-amazon.com/images/I/51jXZElYNkL._AC_UL600_SR600,600_.jpg)
Amazon.com: for TP-Link TL-SM321A and TL-SM321B 1.25G SFP Module BIDI WDM Transceiver 10-20KM Simplex LC 1310/1550nm (1Pair) : Electronics
![TP-LINK Tplink Gigabit Single Mode WDM Bi-Directional SFP Module LC Connector Interface 10km Distance Max TL-SM321A Network Johor Bahru (JB), Kempas, Johor Jaya Supplier, Suppliers, Supply, Supplies | Avio Digital TP-LINK Tplink Gigabit Single Mode WDM Bi-Directional SFP Module LC Connector Interface 10km Distance Max TL-SM321A Network Johor Bahru (JB), Kempas, Johor Jaya Supplier, Suppliers, Supply, Supplies | Avio Digital](https://cdn1.npcdn.net/image/1659085157fa7559e2d2bf9c2301b3dee89e632e9c.png?md5id=bf4776290aafc806f1c892156a3a9d52&new_width=1000&new_height=1000&size=max&w=1644588143)