... competitive alarm cable 4x0.22mm ,(4 core ,7/0.20 copper, 305m/roll) Cable Introduction:Burglar alarm cable is specifically ... 7 strands of 0.20mm annealed tinned copper, plain bare copper, copper clad aluminum or tinned copper clad aluminum.Specification:l Conductor: 4X0. ... 22mm, 7 strands 0.20mm,Tinned Copper, Bare Copper, CCA or Tinned CCAl Insulation: PVC (Polyvinyl Chloride)l Drain/Earth Wire ...