The Amphenol Sine Systems AHDP04-24-21PR-SRA is a Size 24 receptacle with 21 positions and a pin configuration. It features a standard arrangement and is equipped with a reduced diameter seal for added protection against environmental factors. This connector also includes a smooth ring adapter for secure and easy installation. Furthermore, a dustcap is included to prevent dust or debris from entering the connector when not in use. The AHDP04-24-21PR-SRA is a reliable and versatile solution for various industrial applications.