Specications
Operating Temperature
Storage Temperature
Operating Humidity
Storage Humidity 
Environmental and Physical Specications 
0˚C to 40˚C (32˚F to 104˚F)
-40˚C to 70˚C (-40˚F to 158˚F)
10% to 90%RH non-condensing
5% to 90%RH non-condensing
 
General Specications
Data Transfer Rate
Network Media (Cable)
IEEE802.3, IEEE802.3i, IEEE802.3u, IEEE802.3ab, 
IEEE802.3x, IEEE802.1p
CSMA/CD 
Ethernet: 10Mbps (Half Duplex), 20Mbps (Full Duplex)
Fast Ethernet: 100Mbps (Half Duplex), 200Mbps (Full Duplex)
Gigabit Ethernet: 2000Mbps (Full Duplex)
10Base-T: UTP category 3, 4, 5 cable (maximum 100m)
EIA/TIA-568 100
Ω
 STP (maximum 100m)
100Base-TX: UTP category 5, 5e cable (maximum 100m)
EIA/TIA-568 100
Ω
 STP (maximum 100m)
1000Base-T: UTP category 5e cable (maximum 100m)
EIA/TIA-568 100Ω STP (maximum 100m)
5/8 10/100/1000Mbps Auto-Negotiation RJ45 Ports
Power, Link/Act LED
QoS (802.1p/DSCP Priority)
Store-and-Forward
Automatically learning, automatically aging
10Base-T: 14881pps/Port
100Base-TX: 148810pps/Port
1000Base-T: 1488095pps/Port
Standard
Protocol
Interface
LED Indicators 
Advanced Features
Transfer Method
MAC Address Learning
Frame Forward Rate
Wall Mountable
Distance Between
Mounting Holes
Ye s
LS105G: 76mm
LS108G: 65mm
Frequently Asked Questions (FAQ)
Q1. The Power LED is not lit.
The Power LED should be lit when the power system is 
working normally. If the Power LED is not lit, check as 
follows:
A1: 
A2: 
A3: 
Make sure the power source is ON. 
Make sure the power adapter is connected to the 
switch with power source properly.
Make sure the voltage of the power supply meets the 
requirements of the input voltage of the switch. 
Q2. The Link/Act LED  is not  lit  when a device 
is connected to the corresponding port.                     
It is recommended that you check the following items:
A1: 
A2: 
 
Make sure that the cable connectors are rmly plugged 
into the switch and the device.
A3: 
The cable must be less than 100 meters long (328 feet).
Make sure the connected device is turned on and 
works normally. 
For technical support and other information, please visit 
https://www.tp-link.com/support, or simply scan the QR code.