The MIL-DTL-38999 Series II connectors are designed for rugged environments, offering up to 128 contacts in a single insert. With environmental sealing and a wide operating temperature range from -65°C to 200°C, these connectors provide reliable performance in harsh conditions. Available in various mounting styles including front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse applications. Featuring gold-plated removable crimp contacts, these connectors ensure excellent conductivity and durability, with a mating life of 500 cycles. Constructed from aluminum with options for cadmium-free finishes, they meet stringent military specifications for reliability and performance. Suitable for use in demanding environments, from military and aerospace applications to industrial settings, these MIL-DTL-38999 connectors are a dependable choice for critical connectivity needs.