Compatible cable: 0.6/1kV four core low voltage cable (3+1 core structure), with a cross-section of 10-300mm ², complying with IEC 60502-2 and GB/T 12706 standards, pre installed with yellow, green, and red color identification sleeves and blue neutral line identification, designed specifically for building power distribution, industrial equipment, and renewable energy scenarios. Quick installation: Propane spray gun low-temperature shrinkage (110-130 ℃), single set installation time ≤ 4 minutes, 50% higher efficiency than traditional cold shrinkage technology