1000BASE-BX WDM BI-DIRECTIONAL SFP MODULE

High-performance WDM Bi-Directional SFP Module for stable gigabit fiber connections.

The TP-Link TL-SM321B-2 is a high-performance WDM Bi-Directional SFP Module that supports transmission distances of up to 2 km over 9/125 _m Single-Mode Fiber. Developed in accordance with the Small Form Pluggable Multi-Source Agreement (SFP-MSA), this module integrates a Digital Diagnostic Monitoring (DDM) feature compatible with SFF-8472, allowing real-time monitoring of the transceiver’s parameters such as temperature, optical power, and current. Ideal for short-to-medium distance fiber networks, it ensures fast and stable gigabit connections for switches, routers, and servers.

• Adopts the latest standard 1000Base-BX
• Up to 2 km transmission distance in 9/125 _m SMF
• Compatible with SFP-MSA
• Supports Digital Diagnostic Monitoring (DDM)
• Supports Hot Swappable

Specification: Value
Package Contents: SFP Module TL-SM321B-2, Installation Guide
DDM: Yes
SFP-MSA: Yes
Hot Swappable: Yes
Standards and Protocols: IEEE 802.3z, TCP/IP
Wave Length: Tx: 1310 nm, Rx: 1550 nm
Dimensions (W*D*H): 2.2*0.6*0.5 in (55.4*14.6*12.9 mm)
Power Supply: 3.3V
Safety & Emission: FCC, CE
Fiber Type: 9/125 _m Single-Mode