KEY 5mm (2.9mm²) Twin Core Automotive Cable: Premium 29A Twin Core Wiring for Demanding DC Applications The KEY 5mm (2.9mm²) Twin Core Automotive Cable acts as the backbone of reliable low-voltage electrical systems. Engineered with 2.9mm² Oxygen Free High Conductivity (OFHC) copper conductors, this 100m roll delivers consistent power transmission for automotive, marine, and off-grid setups. Unlike standard general-purpose wires, this...