MIL-DTL-38999 Series II connectors, featuring up to 128 contacts in an environmentally sealed insert, are designed for harsh environments with an operating temperature range of -65 °C to 200 °C. Available in various configurations including front and rear wall mount, jam nut, and box mount receptacles, these connectors offer durability and versatility. Constructed with aluminum shells and offering multiple plating options, they ensure reliable performance in demanding conditions. With RoHS certified cadmium-free finishes, they meet environmental standards while providing 500 mating cycles. Perfect for military and industrial applications, these connectors guarantee secure and efficient electrical connections.