Spartan Power extra flexible welding cable can also be used in RV & golf cart wiring, power inverter or solar wiring, car audio & battery installations, battery banks and any other use that requires highly flexible, rugged cable. Maximum conductor operating temperature is 105°C in circuits not exceeding 600 volts. Number 30 bare copper conductor insulated with high grade EPDM. Embedded paper separator for ease of stripping. RoHS Compliant Lead-Free, Silicone-Free. Made in the USA