KUN 30 Au, CAT I 4mm Cable Socket Hirschmann Test and Measurement KUN 30 Au series 4mm gold plated brass cable socket which is both shatter-proof and flexible, complete with an insulated coupling for a 4 mm diameter plug and solder connection for a cable with a cross-section of up to 2.5 mm². Features and Benefits:
• Rated voltage 30 VAC/ 60 VDC
• Rated Current 16A
• CAT I