Product information
๐๏ธ Product Name
TP-Link TL-SM321B-2 | 1000Base-BX WDM Bidirectional SFP Module โ Single-Mode, LC Connector, 20 km Transmission
๐ฆ Product Overview
The TP-Link TL-SM321B-2 is a Gigabit SFP transceiver module designed for bidirectional data transmission over single-mode fiber. Using WDM (Wavelength Division Multiplexing) technology, it enables efficient communication with only one fiber strand, reducing infrastructure costs while maintaining high-speed and stable connectivity. Ideal for enterprise networks, campus backbones, and ISP deployments requiring long-distance fiber links.
๐ Top Highlights
๐ Bidirectional Transmission โ Uses a single fiber strand for both send and receive
๐ Gigabit Speed โ Supports 1000 Mbps full-duplex connectivity
๐ก Long-Distance Reach โ Up to 20 km transmission over single-mode fiber
๐ LC Connector โ Standardized interface for easy integration
๐ก๏ธ Reliable Performance โ Stable operation with TP-Link switches and routers
๐ Technical Details
| Specification | Details |
|---|---|
| Model | TL-SM321B-2 |
| Standard | 1000Base-BX (Gigabit Ethernet) |
| Transmission Type | Bidirectional WDM (single fiber) |
| Connector | LC simplex |
| Wavelength (Tx/Rx) | Tx: 1310 nm / Rx: 1550 nm |
| Fiber Type | Single-mode fiber |
| Transmission Distance | Up to 20 km |
| Data Rate | 1.25 Gbps |
| Operating Temperature | 0ยฐC to 70ยฐC |
| Compatibility | TP-Link switches & routers with SFP slots |
| Warranty | 3 Years (brand verified) |
๐ก Why You Should Buy It
โ
Cost-effective fiber deployment with single-strand design
โ
Long-distance connectivity up to 20 km
โ
High-speed Gigabit performance for enterprise networks
โ
Reliable integration with TP-Link networking equipment
๐ฏ Recommended Use Cases
โค Enterprise backbone connections
โค ISP fiber deployments
โค Campus or building interconnects
โค Long-distance point-to-point fiber links
๐ค Customer Assurance
๐ก๏ธ Warranty / Guarantee: 3 Years brand warranty through TP-Link
๐ Returns Policy: Returns accepted as per standard reseller terms and conditions
๐ Shipping Info: Delivery handled by trusted logistics partners with tracking support
๐ Customer Support: Assistance available via TP-Link official support channels and authorized resellers
๐ Call to Action
Enhance your fiber network with efficient bidirectional connectivity โ choose the TP-Link TL-SM321B-2 today.
Thanks for choosing โ YOUR TRUSTED IT PARTNER.
