Certificates
Compliance certificates	CE, Federal Communications Commission (FCC)
Features
Product colour	Silver
Brand compatibility	MSA Compliant
Hot-Plug support
Hot-swap
Logistics data
Harmonized System (HS) code	85369010
Operational conditions
Operating temperature (T-T)	0 - 70 °C
Storage temperature (T-T)	-40 - 85 °C
Operating relative humidity (H-H)	10 - 90%
Storage relative humidity (H-H)	5 - 90%
Packaging content
Quantity per pack	1 pc(s)
Manual
Packaging data
Package width	38 mm
Package depth	207 mm
Package height	38 mm
Package weight	110 g
Performance
SFP transceiver type	Fiber optic
Maximum data transfer rate	1250 Mbit/s
Interface type	mini-GBIC
Fiber optic connector	LC
Fiber cable diameters supported (core/cladding)	9/125 µm
SFP transceiver standard	LX
Maximum transfer distance	20000 m
Wavelength	1310 nm
Networking standards	IEEE 802.3z
Fiber ethernet cabling technology	1000BASE
Duplex system	Full
Single-mode fiber (SMF) supported
Multi-mode fiber (MMF) supported
Digital Diagnostics Monitoring (DDM)
Power
Input voltage	3.3 V
Weight & dimensions
Width	55.4 mm
Depth	14.6 mm
Height	12.9 mm

TL-SM311LS SFP (mini-GBIC) Module introduced for extending transfer distance, attached to managed/web smart switches. It can extend the distance to several kilometers even tens of kilometers which can basically satisfy the distance requirement of LAN.