Zhejiang Jianfeng good quality fire cable 2 core 4 core 4*0.20mm,6 cores unshield or we can produce as per buyers request. 7*0.18mm ,7*0.20mm or 7*0.24mm copper,tinned copper or CCA,stranded,,shield or unshielded,good PVC, LZSH PVC. conductor :bare copper or tinned copper or CCA or CCS conductor insulation: PVC flame proof or common PVC insulation cable core:4C,6C,8C,etc are available Rip cord:optional. Jacket: PVC-flame proof or common PVC insulation,CMP,CM Application: used for alarm mechanisms or security system