The MIL-DTL-38999 Series II connectors feature up to 128 contacts in an insert, offering durable and reliable connectivity in harsh environments. With a wide operating temperature range of -65 °C to 200 °C, these connectors are ideal for demanding applications. Available in various mounting styles including front and rear wall mount, jam nut, and box mount receptacles, they provide flexibility for installation. Constructed with aluminum shells and offering multiple plating options, including RoHS compliant finishes, these connectors ensure longevity and performance. Utilizing M39029 rear release crimp contacts, they guarantee secure connections. Perfect for military and aerospace applications, these connectors are designed for environmental resistance and reliability, making them essential components in critical systems.