Q. How do I determine power extension board sizes to use?

Answer

First check the gauge of the power cable that came with your device to determine what size gauge cord the needs. A user needs a Yellow Cord when working with extension cables between 25 and 50 feet in length.Wire Size: 16 AWG for 1-13 A Current14 AWG for 14–15 A currentTwelve ten gauge sixteen to twenty ampsA 100-foot extension cable requires a:16-Gauge Current 1-10 Amps11-13 Amps 14 Gauge12 AWG wire 14-15 A currentFor 16-20 Amps Use a 10 Gauge WireA A User will need an in order to use an extension cable that's 150 feet in length.For currents of 1-7 amps use a 14-gauge wire.12 AWG Wire for 8-10 A CurrentStandard 10 AWG for 11-15 A Current