The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts sealed within inserts. With an operating temperature range of -65°C to 200°C, they offer durability in extreme conditions. Available in various configurations including front and rear wall mounts, jam nut, and box mounts, these connectors provide versatility for different applications. The plugs come in straight, RFI grounding, and standard options, with a 90-degree cable clamp. Constructed with aluminum shells and offering multiple plating options, such as cadmium-free finishes, they ensure reliable performance while meeting RoHS compliance. Suitable for military and industrial use, these connectors are ideal for demanding connectivity needs.