TP-Link SM321B SFP | 1000BASE-BX Bi-Directional WDM Module up to 20 km

TP-Link SM321B SFP | 1000BASE-BX Bi-Directional WDM Module up to 20 km

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TP-Link SM321B Bi-Directional WDM SFP is a module designed for 1000BASE-BX Gigabit connections over single-mode fiber, ensuring reliable transmissions up to 20 km at speeds of 1.25 Gbps. Equipped with a simplex LC interface, it uses a Tx 1310 nm / Rx 1550 nm wavelength, ensuring compatibility with the SFP-MSA standard and IEEE 802.3z protocols. It integrates the DDM (Digital Diagnostic Monitoring) function for real-time monitoring of optical power, temperature and current, improving network management. The Hot-Pluggable design allows installation and replacement without service interruption, making it ideal for switches, routers and corporate servers. FCC and CE certified, it represents a safe and professional solution for modern LAN and WAN networks . Omada

Technical Data Sheet

Reference: SM321B

Brand: OMADA

EAN: 6935364030520

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A key aspect of OMADA is its ability to offer centralised management. This can be done through a dedicated hardware controller, a software controller, or the Omada SDN cloud service, which enables centralised management of networks. The solutions offered are scalable and flexible, making them suitable for both small corporate networks and large multi-site deployments.

OMADA includes wireless solutions with high-performance Wi-Fi access points, ensuring reliable, high-speed coverage. In addition, it offers managed switches and gateway routers with advanced traffic management, security and quality of service (QoS) features.

Security is another strong point of OMADA's solutions, which include advanced features such as firewalls, VPNs and access control to protect corporate networks. In addition, OMADA's cloud platform enables remote configuration and monitoring of networks, offering great flexibility in IT management.

For businesses, OMADA provides a solution that can reduce operating costs through centralised management that simplifies network maintenance. High-quality hardware components ensure stable and reliable performance, while intuitive interfaces and management tools make network administration easier even for non-technical staff.

OMADA's core products include indoor and outdoor access points with advanced technologies such as Wi-Fi 6, managed switches with Layer 2 and Layer 3 capabilities, and security and routing devices for network traffic management and threat protection. OMADA solutions are commonly used in corporate offices to manage internal networks, in schools and universities to provide Wi-Fi connections for students and staff, and in hotels to offer a stable and fast Internet connection to guests.

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Tp-Link Omada

OMADA is a TP-Link brand of enterprise network management solutions. The OMADA system includes both hardware and software designed to centralise the management of wireless networks, switching and gateways. This approach is designed to improve the control and management of network infrastructures, particularly in enterprise environments.

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SM321B | 1000BASE-BX10-D LC Bidirectional Mini-GBIC SFP Module


Made Omada

The TP-Link SM321B Bi-Directional WDM SFP Module is designed for 1000BASE-BX Gigabit Ethernet connections over single-mode fiber, ensuring stable transmissions up to 20 km at speeds of 1.25 Gbps. Compatible with the SFP-MSA standard and IEEE 802.3z protocols, it uses a simplex LC interface with a Tx 1550 nm / Rx 1310 nm wavelength. It integrates the DDM (Digital Diagnostic Monitoring) function for real-time monitoring of operating parameters and offers a hot-pluggable design, which allows for installation and replacement without service interruption, making it ideal for professional switches, routers and servers.

Main specifications:

- Transmission up to 20 km on 9/125 µm single-mode fiber

- Data rates up to 1.25 Gbps

- Digital Diagnostic Monitoring (DDM) support

- Hot-Pluggable design for maximum flexibility

Further details

Bidirectional WDM SFP Module:
Designed with a simplex LC interface, the module allows data to be transmitted and received over a single fiber, reducing cabling costs and increasing network efficiency.
Bidirectional WDM technology:
Thanks to Wavelength Division Multiplexing technology, it uses different wavelengths ( Tx 1550 nm / Rx 1310 nm ) to reach up to 20 km on 9/125 µm single-mode fiber, ensuring stable connections at 1.25 Gbps.
DDM (Digital Diagnostic Monitoring) :
It integrates SFF-8472 compliant digital diagnostic monitoring, which allows real-time monitoring of optical power, temperature and current, ensuring proactive and secure network management.

Technical data sheet

Model SM321B
MEDIA CONVERTER & MODULE
Standards & Protocols IEEE 802.3z, TCP/IP
Wavelength TX: 1310 nm
RX: 1550 nm
Dimensions (L x W x H) 2.2*0.6*0.5 in (55.4*14.6*12.9 mm)
Diet 3.3V
Safety & Emissions FCC, CE
Cable Single-Mode Fiber
Fiber type 9/125 μm Single-Mode
Max. cable length 20 KM
Data transmission speed 1.25 Gbps
Door type LC Duplex
Hardware Features DDM
SFP-MSA
Hot Swappable
Package Content SM321B
Installation Guide
Environment Operating Temperature: 0°C to 70°C (32°F to 158°F)
Storage Temperature: -40°C to 85°C (-40°F to 185°F)
Operating Humidity: 10–90% RH, Non-Condensing
Storage Humidity: 5–90% RH, Non-Condensing
All our products are in conformity with the in force CE normative (read here). To ask for a copy of the certification fill out this form