MIL-DTL-38999 Series II connectors are designed for harsh environments, with up to 128 contacts housed in an insert for reliable connectivity. Featuring a wide operating temperature range from -65°C to 200°C, these connectors are ideal for demanding applications. Available in various mounting options including front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in installation. With 52 insert arrangements and M39029 rear release crimp contacts, customization is easy. Constructed with aluminum shells and offering multiple plating options, including RoHS certified finishes, these connectors ensure durability and performance. Suitable for military and industrial use, they guarantee secure and efficient electrical connections in challenging conditions.