The TP-Link TL-SM321B is a bi-directional WDM SFP module for single-mode fiber networks. It supports the 1000Base-BX standard and sends traffic over a single strand of fiber with a different wavelength in each direction. It is a good fit for network builds that need a simple Gigabit fiber link with compatible routers, switches, and media converters. Verified deciding details include up to 1.25 Gbps data rate, LC/UPC port type, 9/125 μm single-mode fiber, and a maximum verified link length of 10 km.
Compatibility
Compatible with TP-Link SFP-capable routers, switches, and media converters using single-mode fiber
Paired operation with TL-SM321A is supported by TP-Link documentation
Frequently asked questions
Which devices does it work with?
It is designed for compatible SFP-capable TP-Link routers, switches, and media converters using bi-directional WDM single-mode fiber.
What speed and distance are verified?
The verified data rate is 1.25 Gbps, and the maximum verified cable length is 10 km over 9/125 μm single-mode fiber.
What is needed for installation?
You need an SFP host device with a compatible slot and single-mode fiber with LC/UPC connectivity.
FT-0DDE104AE218ABBC5DDA
1 Item
Data sheet
Compatible printers
Compatible with TP-Link SFP-capable routers, switches, and media converters using single-mode fiber, Paired operation with TL-SM321A is supported by TP-Link documentation
Technology
1000Base-BX WDM bi-directional
Condition
New
Connectivity
LC/UPC
Weight
0.0 g
Dimensions
55.4 x 14.6 x 12.9 mm mm
Capacity
1.25 Gbps
Specific References
Bi-directional SFP module for single-mode fiber, with verified 1000Base-BX Gigabit support, LC/UPC, and up to 10 km reach.