4 x (2 x 1.5) mm² hose cable. Braided and shielded, very low capacity, halogen free. The KAL51B is a double shielded halogen-free twisted pair cable with a mesh screen and RED sheath. Its passage consists of more than 25 turns per meter between the drivers. It is recommended for use as a data bus for access control and fire detection. MYLAR aluminum tape, polyester and thread with tinned copper drain. Working temperature: -20ºC to 85ºC. Price per meter (Supplied in rolls of 100 meters).