1000Base-BX10-U WDM Bi-directional SFP (mini-GBIC) transceiver module Single Mode (9/125um) LC connector TX: 1310nm/RX: 1550nm up to 10 km cable length


Limited stock
€ 17,11
€ 20,70 incl 21% VAT
- WDM Bi-Directional SFP Module
- Supports WDM Bi-Directional technology, using a single strand of fiber, cost saving

TP-LINK´s TL-SM321B adopts the latest standard 1000Base-BX, transmission over a single strand of fiber, with one different wavelength going in each direction. You can extend the network distance up to 10Km with TP-LINK´s Routers, Switches, Media Converters to provide high speed and stability.

- Supports WDM Bi-Directional technology, using a single strand of fiber
- TX: 1310nm / RX: 1550nm
- Internal +3.3V Power Supply
- In pairs with TL-SM321A
- Plug-and-Play
- Suitable: MC220L, TL-R4199G/4299G, TL-SG3109, TL-SL3428/3452, TL-SG2109WEB/2216WEB/2224WEB, TL-SL2210WEB/2218WEB/2428WEB/2452WEB, TL-SL1351 and the other equivalent devices


Product id 373679
Brand TP-Link
Partnr TL-SM321B
EAN/UPC code 6935364030520
Warranty (months) 3 years
SFP transceiver type Fiber optic
Technical details
Sustainability certificates RoHS
Fiber cable diameters supported (core/cladding) 9/125 µm
Packaging data
Package width 122.5 mm
Package depth 81.5 mm
Package height 38.5 mm
Package weight 60 g
Maximum data transfer rate 1250 Mbit/s
Interface type SFP
Single-mode fiber (SMF) supported Y
Multi-mode fiber (MMF) supported N
Fiber optic connector LC (UPC)
SFP transceiver standard BX
Maximum transfer distance 10000 m
Tx wavelength (max) 1550 nm
Rx wavelength (max) 1310 nm
Networking standards IEEE 802.3z
Wavelength-division multiplexing (WDM) Y
Harmonized System (HS) code 85369010
Plug and Play Y
Certification FCC, CE
Input voltage 3.3 V
Operational conditions
Operating temperature (T-T) 0 - 70 °C
Storage temperature (T-T) -40 - 80 °C
Operating relative humidity (H-H) 10 - 90 procent
Storage relative humidity (H-H) 5 - 90 procent
Weight & dimensions
Width 55.4 mm
Depth 12.9 mm
Height 12.9 mm