Tough rubber-sheathed cable
（重定向自Tough rubber sheathed cable）
![A typical Rubber sheath cable. The conductors are actually copper but are coated and look silver.](/Images/godic/202502/17/Trs_side0208.png")
![Cross section. Note the solid core center earth wire and multi strand power wires.](/Images/godic/202502/17/Trs_cross0208.png")
Tough rubber-sheathed cable is a type of cable which normally consists of a black outer sheath of rubber with several conductors inside. The rubber provides an abrasion-resistant, corrosion-resistant, waterproof, protective covering for an insulated electric cable.