MIL-DTL-38999 Series II connectors offer robust connectivity with up to 128 contacts in a sealed insert. Designed for harsh environments, these connectors boast a wide operating temperature range from -65 °C to 200 °C. Featuring various mounting options including front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse installation needs. Available in 9 shell sizes and 52 insert arrangements, these connectors utilize M39029 rear release crimp contacts for reliable performance. Crafted from aluminum with plating options like electroless nickel, they ensure durability and conductivity. With RoHS compliant finishes, these connectors are ideal for military and industrial applications requiring secure and high-performance electrical connections.