The MIL-DTL-38999 Series II connectors boast high performance with up to 128 contacts housed in a rugged insert, ensuring reliability in harsh environments. These connectors are fully sealed, offering protection against elements, with an impressive operating range from -65 °C to 200 °C. Available in various mount types such as front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse installation needs. Featuring a range of plating options including cadmium-free finishes, these connectors prioritize environmental compliance. With gold-plated contacts and aluminum shells, they guarantee optimal conductivity and durability. Their military-grade specifications, including M39029 rear release crimp contacts, make them ideal for demanding applications. Meeting stringent quality standards, these connectors are designed for long-lasting performance, with a mating life of 500 cycles. Suitable for potting applications, they provide enhanced ingress protection. The MIL-DTL-38999 Series II connectors offer a reliable solution for critical connectivity in aerospace, defense, and industrial settings.