ZB7306-xxxx | EtherCAT P cable, no total screen, PUR, drag-chain suitable, 3G2.5 mm² + 2 x 1.5 mm² +(1 x 4 x AWG22), black with red stripe, OD = 11.9 (±0.4 mm) | Beckhoff USA
File:Wire red black stripe.svg - Wikipedia
K-Four Red 18 Gauge Wire With Black Stripe - 100 Feet - Walmart.com
Speaker Wire Color Codes - World Leader in Low Voltage Cables