TP-Link SM321A Gigabit WDM Bi-Directional SFP Module, 1000Base-BX, Single-Mode LC Simplex, TX1550nm/RX1310nm, Up to 20km, DDM, Hot-Swappable
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£19.99
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£31.17
Supports WDM Bi-Directional technology, using a single strand of fiber TX: 1550nm / RX: 1310nm Internal +3.3V Power Supply In pairs with TL-SM321B Plug-and-Play Maximum transmission distance 20KM
TP-Link SM321A Gigabit WDM Bi-Directional SFP Module, 1000Base-BX, Single-Mode LC Simplex, TX1550nm/RX1310nm, Up to 20km, DDM, Hot-Swappable
Supports WDM Bi-Directional technology, using a single strand of fiber TX: 1550nm / RX: 1310nm Internal +3.3V Power Supply In pairs with TL-SM321B Plug-and-Play Maximum transmission distance 20KM
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£19.99
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