The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert. With an operating temperature range of -65°C to 200°C, these connectors are ideal for demanding applications. Available in various mount types, including front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in installation. The connectors come in aluminum shells with multiple plating options, ensuring durability and reliability. With RoHS compliant finishes available, they meet environmental regulations. Suitable for military and industrial use, these connectors provide secure and efficient electrical connections in challenging conditions.