Southwire 37105471 XHHW Building Wire, Copper, 12 AWG, 1 Conductor, Stranded, Yellow, 500 ft, 600V, Spool 226 CXO 444A57 Solid round threading dies create Solid round threading dies create external threads in one consistent size 5 10 mm² flexible without cable end power circuit screw clamp terminals 1 1 4 mm² flexible with cable end power circuit screw clamp terminals 1 1 6 mm² solid without cable end Device Short Name LRD Temperature Compensation 20 60°C Ip Degree Of Protection IP20 conforming to IEC 60529 Dielectric Strength 1 Trade Designation XHHW Conductor Material Copper Conductor Size 12 AWG Number of Conductors 1 Conductor Design Stranded Conductor Insulation Color Yellow Voltage 600 V Overall Length 500 ft Standards UL Listed Country of Origin United States They are rated to handle 600V and work in high temperature