Description SFX 18Awg Overall Foil Screen 600V SFX/OSC4-18-LSZH-GRY-100, Multicore cable is engineered for versatile RS232 data applications, including sound control, gate automation, door entry, and various control systems. It incorporates a high-quality tinned copper drain wire and overall aluminium shielding, ensuring reliable performance by minimizing electrical interference from nearby transmissions. This construction delivers stable, interference-free signal transmission across multiple environments. Foil Screen 600V Features: 18Awg Overall Foil Screen High-quality 600V