Specifications TP-Link TL-SM321A
| Features | Specifications |
|---|---|
| Product Type | 1000Base-BX WDM Bi-Directional SFP Module |
| Model | TL-SM321A |
| Standards and Protocols | IEEE 802.3z, TCP/IP |
| Data Rate | 1.25 Gbps |
| Fiber Type | 9/125 μm Single-Mode Fiber |
| Fiber Technology | WDM Bi-Directional, Single Fiber |
| Port Type | LC Simplex (LC/UPC) |
| Transmission Wavelength | TX: 1550 nm RX: 1310 nm |
| Maximum Transmission Distance | Up to 20 km |
| Digital Diagnostic Monitoring | Supported (DDM) |
| SFP Standard | SFP-MSA |
| Hot-Swappable | Supported |
| Power Supply | 3.3V |
| Maximum Laser Output Power | 0.5 mW (-3 dBm) |
| Operating Temperature | 0°C to 70°C |
| Storage Temperature | -40°C to 85°C |
| Operating Humidity | 10–90% RH, Non-condensing |
| Storage Humidity | 5–90% RH, Non-condensing |
| Safety and Emission | FCC and CE |
Important: The TL-SM321A must be paired with the TL-SM321B, which uses TX 1310 nm and RX 1550 nm. Transmission distance depends on the hardware version and compatible fiber equipment.
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