1000Base-BX WDM Bi-Directional Industrial SFP Module

Supports WDM Bi-Directional technology, using a single strand of fiber, cost saving
Single mode SFP LC Transceiver
Hot-Pluggable with maximum flexibility
Supports Digital Diagnostic Monitoring (DDM)
Compatible with Small Form Pluggable Multi-Source Agreement (SFP-MSA)
Industrial Product Operating Temperature Range: -40-85°C

What This Product Does

ISM321A-20 is an industrial WDM SFP Module introduced for extending transfer distance. Attached to our industrial switches, ISM321A-20 can extend the distance to 20km with one single fiber. Users can choose whether and which items to use the fiber modules according to the demand in order to lower cost.

*Note: Use ISM321A-20 & ISM321B-20 together for fast and reliable connectivity.

Transceiver
Standards and Protocols	IEEE 802.3z, TCP/IP
Wave Length	Tx: 1550 nm Rx: 1310 nm
Power Supply	3.3V
Fiber Type	9/125 µm Single-mode
Max. Cable Length	20 km
Data Rate	1.25 Gbps
Connector	LC Simplex
Regulatory Compliance	FCC, CE
Environment	• Operating Temperature: -40˚C~ 85˚C (-40˚C~ 185˚F) • Storage Temperature: -40℃~85℃ (-40˚C~ 185˚F) • Operating Humidity: 5%~85% non-condensing • Storage Humidity: 5%~85% non-condensing

Hardware Functionality
DDM	Yes
SFP-MSA	Yes
Hot Swappable	Yes
Dimensions (W x D x H)	2.20.50.4 in (56.413.411.0 mm)

Package Content
Package Content	• ISM321LA-20 • Installation Guide

Warranty

Brand

TP-LINK

Restock ETA (if applicable)

Product Details

Specifications

TP-LINK
HeadingTP-Link ISM321A-20 1000Base-BX WDM Bi-Directional Industrial SFP Module

Description

1000Base-BX WDM Bi-Directional Industrial SFP Module

Supports WDM Bi-Directional technology, using a single strand of fiber, cost saving
Single mode SFP LC Transceiver
Hot-Pluggable with maximum flexibility
Supports Digital Diagnostic Monitoring (DDM)
Compatible with Small Form Pluggable Multi-Source Agreement (SFP-MSA)
Industrial Product Operating Temperature Range: -40-85°C

What This Product Does

*Note: Use ISM321A-20 & ISM321B-20 together for fast and reliable connectivity.

Transceiver
Standards and Protocols	IEEE 802.3z, TCP/IP
Wave Length	Tx: 1550 nm Rx: 1310 nm
Power Supply	3.3V
Fiber Type	9/125 µm Single-mode
Max. Cable Length	20 km
Data Rate	1.25 Gbps
Connector	LC Simplex
Regulatory Compliance	FCC, CE
Environment	• Operating Temperature: -40˚C~ 85˚C (-40˚C~ 185˚F) • Storage Temperature: -40℃~85℃ (-40˚C~ 185˚F) • Operating Humidity: 5%~85% non-condensing • Storage Humidity: 5%~85% non-condensing