MIL-DTL-38999 Series II connectors offer high-performance connectivity with up to 128 contacts in an environmentally sealed insert. Designed for harsh environments, these connectors feature various mounting options such as front and rear wall mount, jam nut, and box mount receptacles. Available in 9 shell sizes and 52 insert arrangements, they utilize M39029 rear release crimp contacts for reliable connections. With a durable aluminum shell and a range of plating options including cadmium-free finishes, these connectors ensure longevity and performance. Operating in temperatures ranging from -65°C to 200°C, they are ideal for aerospace, defense, and industrial applications. RoHS compliant options are also available, meeting environmental regulations. Trusted for their quality and durability, MIL-DTL-38999 Series II connectors are the top choice for demanding connectivity needs.