Maximum Cable Lengths

5

Maximum Cable Lengths
Cable Types and Specifications
Cable Type Max. Length Connector
10BASE-T Cat. 3, 4, 5 100-ohm UTP 100 m (328 ft) RJ-45
100BASE-TX Cat. 5 100-ohm UTP 100 m (328 ft) RJ-45
100BASE-FX 50/125 or 62.5/125 micron core multimo de fiber
Half duplex 412 m (1,351 ft.) SC or ST
Full duplex 2 km (1.24 miles) SC or ST
1000BASE-SX 50/125 or 62.5/125 micron core
multimode fiber
See the
1000BASE-SX table
SC or ST
1000BASE-LX
50/125 or 62.5/125 micron core MMF
or 9/125 micron core SMF
See the
1000BASE-LX table
SC or ST
Maximum 1000BASE-SX Gigabit Ethernet Cable Length
Fiber Size Fiber Bandwidth Maximum Cable Length
62.5/125 micron MMF 160 MHz/km 7-722 ft (2-220 m)
200 MHz/km 7-902 ft (2-275 m)
50/125 micron MMF 400 MHz/km 7-1641 ft (2-500 m)
500 MHz/km 7-1805 ft (2-550 m)
Maximum 1000BASE-LX Gigabit Ethernet Cable Length
Fiber Size Fiber Bandwidth Maximum Cable Length
62.5/125 micron MMF 500 MHz/km 2-550 ft (7-1805 m)
50/125 micron MMF 400 MHz/km 2-550 ft (7-1805 m)
500 MHz/km 2-550 ft (7-1805 m)
9/125 micron SMF N/A 2 m - 5 km (7 - 16,404 ft)