TP-Link Omada 1000Base-BX WDM Bi-Directional SFP Module (SM321B-2)
The TP-Link SM321B-2 is a 1000Base-BX WDM bi-directional SFP module designed for fiber-optic network expansion in enterprise environments. It provides reliable long-distance connectivity with hot-swap capability and digital diagnostic monitoring.
- Genuine unit through the authorised channel — manufacturer warranty
- Itemised quotation within 1 working day, B2B invoicing
- Delivery nationwide — installation available for enterprise gear
| 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 | 3.3V |
| Fiber Type | 9/125 μm Single-Mode |
| Port Type | LC Simplex |
Product details
The SM321B-2 delivers 1000Base-BX connectivity using wavelength division multiplexing (WDM) for bi-directional transmission over single fiber strands. This SFP module integrates seamlessly into TP-Link Omada switches and compatible infrastructure, supporting efficient fiber deployments without network downtime. Built to industry standards and featuring passive hot-swap capability, the SM321B-2 simplifies network maintenance while providing real-time performance visibility through Digital Diagnostic Monitoring (DDM). - 1000Base-BX WDM bi-directional fiber module - Up to 2 km transmission distance - 9/125 µm single-mode fiber (SMF) compatible - SFP-MSA (Small Form Pluggable Multi-Source Agreement) compliant - Digital Diagnostic Monitoring (DDM) support - Hot-swap capable for live installation and replacement- 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 | 3.3V |
| 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 (SM321B-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 (SM321B-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.