TP-Link SM321B-2

TP-Link’s SM321B-2 (TL-SM321B-2) is designed in compliance with the Small Form Pluggable Multi-Source Agreement (SFP-MSA). As a WDM Bi-Directional optical transceiver, it features an integrated LC Bi-Directional optical interface and supports data transmission up to 2 km over 9/125 μm single-mode fiber (SMF). Additionally, the SM321B-2 includes Digital Diagnostic Monitoring (DDM) in accordance with SFF-8472, enabling real-time monitoring of key parameters such as transmit/receive optical power, current, and operating temperature. This module is ideal for short- to medium-distance fiber networks, providing fast and stable gigabit connectivity for switches, routers, servers, and other networking equipment.

Core Features:

• Adopts the latest standard 1000Base-BX
• Up to 2 km transmission distance in 9/125 μm SMF (Single-Mode Fiber)
• Compatible with Small Form Pluggable Multi-Source Agreement (SFP-MSA)
• Supports Digital Diagnostic Monitoring (DDM)
• Supports Hot Swap