3 Conductor 18 Gauge Cable, PVC, Direct Burial, Belden 28334A
Southwire 33-ft 18-AWG Stranded Black GPT Primary Wire in the Primary Wire department at Lowes.com
C-able 100FT 18 AWG Gauge Electrical Wire Hookup Red Black Copper Stranded Auto 2 Wire Low Voltage 12v DC Wire for Single Color LED Strip Extension Cable Cord Spool - Amazon.com
18 Gauge Striped Marine Wire
18-Gauge 2-Conductor Stranded Copper Wire for Single-Color LED Strips and Modules | LEDwholesalers
18 Gauge Primary Wire, 500ft or 1000ft Spool | WireAndCableYourWay.com
OOK 25 ft. 35 lb. 18-Gauge Copper Hobby Wire 50161 - The Home Depot
Amazon.com: 18 Gauge Electrical Wire 2 Conductor, 65.6ft Insulated Stranded Low Voltage LED Cable, 18AWG Red & Black Tinned Copper Hookup Wire, 2pin Flexible Extension Power Cord for Auto, 12/24 Volt Lighting : Electronics
Consolidated 18 AWG 2-conductor Power Speaker Wire 25 ft. (Red/Black)
Amazon.com: 18 Gauge Red Black Zip Wire AWG Cable Power Ground Stranded Copper Car (25 FT) : Electronics
Audiopipe 50' ft 18 Gauge Red Black Stranded 2 Conductor Speaker Wire for Car Home Audio Installation - Walmart.com