... alarm cable 4x0.22mm ,(4 core ,7/0.20 copper, 305m/roll)designed for intruder alarm systems with good ... alarm cable 4x0.22mm ,(4 core ,7/0.20 copper, 305m/roll) Cable Introduction:Burglar alarm cable is specifically ... 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 ...