TP Link
TP-Link SM321B Gigabit Single-Mode Bi-Directional Sfp Module
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- SKU:
- 21346971
- MPN:
- sm321b
- Availability:
- Usually ships the same or next business day. In stock at our CA warehouse.
- Shipping:
- Calculated at Checkout
- Stock Update:
- 04/17/2026 11:42:20 PM PST
- Stock Update:
- 04/17/2026 11:42:20 PM PST
Description
This item is brand-new, factory sealed.
What This Product Does
SM321B adopts the latest standard 1000Base-BX, transmitting over a single strand of fiber with one different wavelength going in each direction. You can extend the network distance up to 20Km with TP-Link?s routers, switches and media converters to provide high speed and stability.
Package Contents:
- 1000Base-BX WDM Bi-Directional SFP Module
- Installation Guide
Features
Package Contents:
China
- 1000Base-BX WDM Bi-Directional SFP Module
- Installation Guide
Compatibility:
MSA Compliant
Environmental Compliance:
Waste Electrical and Electronic Equipment Directive (WEEE)
Restriction of Hazardous Substances (RoHS)
Country of Origin:
China
Specs
| Physical Characteristics | |
| Form Factor | Hot-swappable |
| Height | 0.5" |
| Width | 2.1" |
| Depth | 0.5" |
| Interfaces/Ports | |
| Total Number of Ports | 1 |
| Connector Type | LC |
| Interfaces/Ports Details | 1 x LC Simplex 1000Base-BX Network |
| General Information | |
| Brand Name | Omada |
| Manufacturer Website Address | http://www.tp-link.com/us |
| Marketing Information | What This Product Does SM321B adopts the latest standard 1000Base-BX, transmitting over a single strand of fiber with one different wavelength going in each direction. You can extend the network distance up to 20Km with TP-Link?s routers, switches and media converters to provide high speed and stability. |
| Product Type | SFP |
| Product Name | 1000Base-BX WDM Bi-Directional SFP Module |
| Manufacturer | TP-LINK Technologies Co., Ltd |
| Manufacturer Part Number | SM321B |
| Product Model | SM321B |
| Media & Performance | |
| Ethernet Technology | Gigabit Ethernet |
| Maximum Data Transfer Rate | 1.25 Gbit/s |
| Maximum Distance Supported | 20 km |
| Media Type Supported | Optical Fiber |
| Fiber Mode Supported | Single-mode |
| Fiber Optic Cable Core/Cladding Specification | 9/125 µm |
| Fiber Optic Cable Wavelength |
|
| Network Technology |
|
| Technical Information | |
| Application/Usage |
|
| Features | Digital Diagnostics Monitoring Interface (DDMI) |
| Environmental Conditions | |
| Maximum Operating Temperature | 158°F (70°C) |
| Minimum Operating Temperature | 32°F (0°C) |
Warranty Information
All Items are Brand New, Factory Sealed and come with a standard warranty. [Read our policies]
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TP-Link SM321B Gigabit Single-Mode Bi-Directional Sfp Module
$59.99