+18 Cable For 12V Led Lights Ideas. Voltage drop and ampacity of the wire. Tyumen 100ft 18 gauge 2pin 2 color red black cable hookup electrical wire led strips extension wire 12v/24v dc cable, 18awg flexible wire extension cord for led ribbon lamp tape lighting 4.7 (2,307) $1699 ($0.17/foot)$20.99

Voltage drop and ampacity of the wire. Tyumen 100ft 18 gauge 2pin 2 color red black cable hookup electrical wire led strips extension wire 12v/24v dc cable, 18awg flexible wire extension cord for led ribbon lamp tape lighting 4.7 (2,307) $1699 ($0.17/foot)$20.99 This wire chart tells you what 12v wire size to choose if the device you want to run with the 12v voltage is some distance away (from 15 feet to 90 feet).