The MIL-DTL-38999 Series II connectors offer robust connectivity with up to 128 contacts in an insert, designed for harsh environments. With a wide operating temperature range from -65°C to 200°C, these connectors are ideal for demanding applications. Featuring various receptacle types including front and rear wall mount, jam nut, and box mount options, they provide versatility in installation. Available in aluminum shells with multiple plating options, such as electroless nickel and cadmium finishes, these connectors ensure reliable performance. Certified for RoHS compliance, they meet stringent environmental standards. Suitable for military and industrial use, these connectors guarantee durability and longevity, making them essential components for mission-critical systems.