TP-Link Omada 1000Base-BX WDM Bi-Directional SFP Module (SM321A-2)
The TP-Link SM321A-2 is a 1000Base-BX WDM bi-directional SFP module for extending single-mode fiber links up to 2 km. SFP-MSA compatible with Digital Diagnostic Monitoring and hot-swap support for seamless network operations.
| Standards and Protocols | IEEE 802.3z, TCP/IP |
| Dimensions ( W x D x H ) | 2.1×0.5×0.5 in(55.4×13.7×12.9 mm) |
| Power Supply | 3.3 V |
| Fiber Type | 9/125 μm Single-Mode |
| Port Type | LC Simplex |
Product details
The SM321A-2 delivers reliable 1000Base-BX connectivity using wavelength division multiplexing (WDM) to transmit and receive on a single fiber strand. Designed for network administrators requiring cost-effective fiber expansion without additional cabling infrastructure, it integrates seamlessly into TP-Link Omada switch ecosystems. Built to industry standards and featuring remote monitoring capabilities, this module simplifies deployment and troubleshooting across distributed network installations. Its hot-swap functionality ensures minimal downtime during maintenance or upgrades. - 1000Base-BX standard with WDM bi-directional transmission - Up to 2 km transmission distance in 9/125 μm single-mode fiber - SFP-MSA compatible - Digital Diagnostic Monitoring (DDM) support - Hot-swap capable- Delivery & professional installation
- Configuration & migration
- Manufacturer warranty handling
- Annual maintenance & managed services (MSP)
Talk to the engineers who install this equipment — free sizing advice, no obligation.
Specifications
| Switch Specs | |
|---|---|
| Standards and Protocols | IEEE 802.3z, TCP/IP |
| Dimensions ( W x D x H ) | 2.1×0.5×0.5 in(55.4×13.7×12.9 mm) |
| Power Supply | 3.3 V |
| Fiber Type | 9/125 μm Single-Mode |
| Port Type | LC Simplex |
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Frequently asked questions
How much does the TP-Link Omada 1000Base-BX WDM Bi-Directional SFP Module (SM321A-2) cost?
The reference price is MYR 99.00. Contact us for a formal quotation — project pricing depends on quantity and installation scope.
Is this product available in Malaysia?
Yes — available to order. Supplied and installed nationwide by RYZEN ESOLUTIONS (M) SDN BHD.
Who manufactures the TP-Link Omada 1000Base-BX WDM Bi-Directional SFP Module (SM321A-2)?
It is manufactured by TP-Link. We supply genuine units with manufacturer warranty.
Do you provide installation and support?
Yes — we design, install, configure and support this product as part of a complete solution. Ask us about maintenance packages.