The MIL-DTL-38999 Series II connectors offer robust connectivity with up to 128 contacts in an insert, designed for harsh environments. With a wide operating temperature range of -65 °C to 200 °C, these connectors are ideal for demanding applications. Available in various mounting styles such as front wall mount, rear wall mount, jam nut, and more, they provide flexibility in installation. Featuring aluminum shells with options for plating including gold and electroless nickel, these connectors ensure reliable performance. Utilizing M39029 rear release crimp contacts, they offer secure and efficient connections. RoHS compliant finishes are available, catering to environmental regulations. Suitable for military and industrial use, these connectors are essential for ensuring seamless electrical connections in challenging conditions.