The MIL-DTL-38999 Series II connectors are designed for harsh environments, offering up to 128 contacts in an insert. These connectors are environmentally sealed, with an operating temperature range of -65°C to 200°C. Available in various mounting options such as front wall mount, rear wall mount, jam nut, and more, they provide versatility in installation. Featuring aluminum shells with plating options including electroless nickel and cadmium finishes, they ensure durability and reliability. With removable crimp contacts and EMI/RFI shielding, these connectors are ideal for military and aerospace applications. Conductive and environment-resistant, they meet stringent performance standards for connectivity in demanding environments.