The MIL-DTL-38999 Series II connectors are engineered for demanding environments, offering reliable performance with up to 128 contacts housed within an environmentally sealed insert. Operating seamlessly in temperatures ranging from -65 °C to 200 °C, these connectors come in various configurations including front and rear wall mount, jam nut, and box mount receptacles. With options for straight, RFI grounding, and 90 degree cable clamp plugs, they cater to diverse connectivity needs. Featuring aluminum shells with a choice of plating finishes, such as electroless nickel and cadmium-free coatings, they ensure durability and compliance. Ideal for military and industrial applications, these connectors guarantee secure and efficient electrical connections in harsh conditions.