MIL-DTL-38999 Series II connectors are designed for demanding environments, with up to 128 contacts sealed for protection. Operating between -65 °C and 200 °C, these connectors offer reliability in extreme conditions. Available in various mounting options, including front and rear wall mount, jam nut, and box mount receptacles, they feature straight and 90-degree cable clamp plugs. With 52 insert arrangements and M39029 crimp contacts, they ensure secure connectivity. Constructed of aluminum with plating options like gold and electroless nickel, they meet diverse needs. RoHS compliant options are also available, making them a versatile solution for military and industrial applications.