Amphenol's 858 series connectors are high-density, shielded I/O connectors with ribbon contacts (0.5 pitch) that provide a reliable connection and excellent EMI/ESD protection. The 'D' shape interface assures correct polarity, while metal shells improve EMI/RFI shielding. These connectors are ideal for high data rate, low voltage, and differential signal transmission applications, such as scientific instruments, control systems, telecom equipment, and SCSI applications. The 858F036B4010022 variant features a press-fit design with board lock and 36 pins, offering a secure and robust connection solution.