MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in a sealed insert. With an operating temperature range of -65 °C to 200 °C, these connectors offer reliable performance in extreme conditions. Available in various mounting options including front wall mount, rear wall mount, jam nut, and box mount receptacles, they provide versatility in installation. Utilizing M39029 rear release crimp contacts, these connectors ensure secure connections. Constructed with aluminum shells and offering multiple plating options, they meet stringent military specifications for durability. RoHS compliant options are also available. Suitable for applications requiring high reliability in challenging environments, these connectors are ideal for military, aerospace, and industrial use.