MIL-DTL-38999 Series II connectors offer robust connectivity with up to 128 contacts, ideal for harsh environments. Featuring a wide operating temperature range of -65°C to 200°C, these connectors ensure reliable performance in extreme conditions. Available in various mounting styles, including front and rear wall mount, jam nut, and box mount options, they provide versatility for different applications. With 52 insert arrangements and M39029 rear release crimp contacts, customization is easy. The aluminum shells come with plating options such as cadmium and nickel for enhanced durability. Designed for military specifications, these connectors are rugged and dependable, making them essential for demanding environments.