Hirose HR22 Series Waterproof Compact Circular Connectors Hirose HR22 series compact circular connectors were developed for use between machine tool motors and associated operation panels. These compact 20 pin circular connectors are waterproof and feature a screw coupling locking mechanism to prevent accidental unlocking due to vibration, available in panel mount receptacle and cable plug versions. Features and Benefits • Connector shell zinc alloy and brass with nickel plating
• Waterproof connector
• PBT insulator
• Silver plated connector contacts