MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert. With environmental sealing and a wide operating temperature range from -65 °C to 200 °C, these connectors ensure reliable performance in extreme conditions. Available in various configurations including front and rear wall mount, jam nut, and box mount receptacles, they offer versatility for different applications. The connectors, compliant with military specification MIL-DTL-38999 II, are built with durable aluminum shells and come with options for plating finishes. Utilizing rear release crimp contacts, they provide secure connections in sizes ranging from 22D to 12. Perfect for demanding military and industrial environments requiring rugged and dependable connectivity.