MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an insert. These connectors are environmentally sealed and can operate in temperatures ranging from -65 °C to 200 °C. Available in various shell sizes and insert arrangements, they offer versatility for different applications. The connectors come in high-strength aluminum shells with options for plating, including cadmium-free finishes. With front and rear wall mount receptacles and RFI grounding plugs, they provide reliable connectivity. Utilizing M39029 rear release crimp contacts, these connectors ensure secure connections. Suitable for military and industrial use, they meet MIL-DTL-38999 I specifications, guaranteeing performance and durability in demanding conditions.