18 awg Silicone Electrical Wire 2 Conductor Parallel Wire line 60ft [Black 30ft Red 30ft] 18 Gauge Soft and Flexible Hook Up Oxygen Free Strands Tinned Copper Wire - Amazon.com
N Type Thermocouple Duplex Wire (AWG 24/20) - Wire insulation: Glass, Wire type: Solid, Wire diameter: 0,510 mm (24 AWG), Accuracy: class 1, Lenght: 150 m (500 ft) :: OMEGA Engineering
20 Gauge Silicone Electric Wire, EvZ 33ft 20AWG Flexible 2 Conductor Parallel Cable, 2pin Red Black, High Temperature Resistant, Single Color LED Strip Extension - Amazon.com
J Type Thermocouple Extension Wire (AWG 24/20) - Wire insulation: PVC (polyvinyl), Wire type: Braided, Wire diameter: 0,510 mm (24 AWG), Accuracy: class 2, Lenght: 150 m (500 ft) :: OMEGA Engineering
Pololu - Stranded Wire: White, 20 AWG, 40 Feet
20 AWG Gauge TXL Automotive Stranded Hook Up Wire Kit, 25 ft Length Each, 10 Colors, 0.070" Diameter, 60 Volts: Amazon.com: Tools & Home Improvement