Lumberg Automation 7526 RST 4-RKWT 4-637/1 M Sensor/Actuator Double-Ended Cordset: Male Straight A-coded Yellow 4-pin M12 Standard Connector to Female Angled A-coded Yellow 4-pin M12 Standard Connector, 230 V AC/DC, 4 A; Tpe Yellow Cable, 4-wires, 0.824 Mm²