21700590 is part of Lapp Kabel’s Olflex Classic 220 Series. This series is comprised of highly flexible power and control cables designed for drag chains, industrial machinery, and processing systems. The 21700590 specific part of this series is a 4x2x0.2mm2 Olflex classic 220 PTC control cable with a PVC outer sheath. It is designed to be flame retardant, halogen-free, and dirt resistant for use in harsh industrial environments. The cable is rated for an operating temperature of -30 to +70 Celsius and has a voltage rating of 600/1000V.