HARTING Ethernet cabling - cables and connectors, 4 wire Identification Part number Drawing Dimensions in mm HARAX (R) M12 Connector D-coding, 4-pole, male straight style 21 03 281 1405 View Connection side HARAX (R) M12 Connector D-coding, 4-pole, female straight style 21 03 281 2405 4 wire View Connection side M12 Crimp Slim design, shielded Male 4 poles, D-coding Cable: 4.4 - 8.8 mm outer diameter 21 03 881 1405 M12 Crimp, shielded 02 58 Female 4 poles, D-coding 21 03 882 2405