Solar PV Cable H1Z2Z2-K (Black) 1x4mm2 1000m supplier or renewable energy products to solar energy companies and installers. Class 5 Flexible Annealed Stranded Tinned Copper Acc. To EN-IEC 60228. Insulation: Low-Smoke Zero-Halogen (LSZH) E-beam Cross-linked Compound (XLPO) Colour: Black/White. Jacket: Low-Smoke Zero-Halogen (LSZH) Flame Resistance E-beam Cross-linked Compound (XLPO)