Product Description Product descriptions: Single shielded: Al/polyester foil, coverag≥100% Double fully shielded: Al/polyester foil and tinned copper braid Structure of unshielded: 0.22mm soft alarm cable Section: 6 x 0.22mm Specification: 4 x 7/0.2 Overall diameter (mm): 4.2 Weight (kg/km): 25.8 Applications: These cables are designed for signaling and alarm systems. They allow the connection of contacts, detectors and sensors, infra-red as well as microwave or mixed technology systems to the switchboard Model: Shield Productivity: 360km/month Origin: Hangzhou,China Packing: full box or wooden drum Min. Order: 30km Transportation: by customer