Tp-link TL-SM321B SFP transceiver

TP-Link TL-SM321B 1000Base-BX WDM Bi-Directional SFP Module

Upgrade and expand your network infrastructure with the high-performance TP-Link TL-SM321B SFP transceiver module. Engineered for reliability and efficiency, this module is the perfect solution for service providers, enterprises, and businesses looking to extend their network reach over long distances without incurring high cabling costs. The TL-SM321B is a professional-grade module designed for demanding network environments requiring stable, high-speed fiber optic connectivity.

TP-Link’s SM321B (TL-SM321B) adopts the latest standard 1000Base-BX, transmitting over a single strand of fiber with one different wavelength going in each direction. This innovative approach using Wavelength Division Multiplexing (WDM) technology immediately cuts your fiber cabling costs in half compared to traditional dual-strand fiber solutions, making it an exceptionally cost-effective choice for new deployments or for maximizing the capacity of your existing fiber infrastructure.

Reliable Long-Distance Connectivity

Break through the distance limitations of traditional copper cabling. With the TL-SM321B, you can extend the network distance up to 20Km with TP-Link’s routers, switches and media converters to provide high speed and stability. This makes it an ideal choice for connecting separate buildings on a campus, linking remote offices, or deploying backhaul links in a widespread network topology, all while maintaining robust Gigabit performance. The module is designed to be paired with its counterpart, the TL-SM321A, to establish a complete, stable bidirectional communication link.

Seamless Integration with TP-Link Omada

As a TP-Link Omada 1000Base-BX WDM Bi-Directional SFP Module, the TL-SM321B is optimized for seamless integration with the TP-Link Omada Software-Defined Networking (SDN) platform. When used with Omada-compatible switches, routers, and media converters, it allows for centralized management and monitoring, simplifying network administration. The hot-pluggable SFP interface ensures you can install or swap modules without powering down your equipment, guaranteeing maximum network uptime and operational flexibility.

Key Features
* WDM Bi-Directional SFP Module
* Supports WDM Bi-Directional technology, using a single strand of fiber, cost saving
* Achieves a maximum data transfer rate of 1250 Mbit/s for Gigabit Ethernet performance
* Enables long-range fiber connectivity up to 20 km over single-mode fiber (SMF)
* Operates on 1000Base-BX standard with TX: 1310nm / RX: 1550nm wavelengths
* Hot-pluggable design allows for easy installation and maintenance without network interruption
* Low-power consumption for an energy-efficient networking solution
* Durable metallic enclosure for enhanced reliability and performance

Technical Specifications
* SFP Transceiver Type: Fiber optic
* Maximum Data Transfer Rate: 1250 Mbit/s
* Interface Type: SFP
* Maximum Transfer Distance: 20 km
* Input Voltage: 3.3 V
* Product Colour: Silver
* Certification: FCC, CE
* Width: 55.4 mm
* Depth: 14.6 mm
* Height: 12.9 mm