The MIL-DTL-38999 Series II connectors offer robust performance in harsh environments, featuring up to 128 contacts within an environmentally sealed insert. With an impressive operating temperature range of -65 °C to 200 °C, these connectors are suitable for a wide range of applications. Available in various mounting styles including front wall mount, rear wall mount, jam nut, rear box mount, and front box mount receptacles, they provide flexibility in installation. Constructed with aluminum shells and offering multiple plating options, including RoHS certified finishes, these connectors ensure reliable connectivity. Utilizing M39029 rear release crimp contacts, they guarantee secure and efficient contact points. With a service rating of I and a mating life of 500 cycles, these connectors are designed for durability in demanding settings.