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Maximum Wire Lengths for Speaker wire

by Brandon Welch
Web Designer/Developer & Web Expert
Connect with me: | Facebook | LinkedIn

Doing a surround sound/speaker project? This is a handy chart if you are wiring your speakers, and want to know what thickness of wire to use for each specific speaker type.

Wire Size

2 ohm load

4 ohm load

6 ohm load

8 ohm load

22 AWG

3 feet max

6 feet max

9 feet max

12 feet max

20 AWG

5 feet max

10 feet max

15 feet max

20 feet max

18 AWG

8 feet max

16 feet max

24 feet max

32 feet max

16 AWG

12 feet max

24 feet max

36 feet max

48 feet max

14 AWG

20 feet max

40 feet max

60 feet**

80 feet**

12 AWG

30 feet max

60 feet**

90 feet**

120  feet**

10 AWG

50 feet max

100 feet**

150 feet**

200 feet**