The MIL-DTL-38999 Series II connectors offer robust connectivity with up to 128 contacts housed in an environmentally sealed insert, ensuring reliable performance in harsh conditions. Designed for military specifications, these connectors feature a wide operating temperature range from -65 °C to 200 °C. Available in various configurations including front and rear wall mount, jam nut, and box mount receptacles, they meet diverse application needs. Utilizing M39029 rear release crimp contacts, they guarantee secure connections. Constructed with aluminum shells and plated with options like electroless nickel, they provide durability and corrosion resistance. With RoHS compliant finishes available, these connectors are ideal for demanding environments where high reliability is essential.