MIL-DTL-38999 Series II connectors offer high-performance connectivity with up to 128 contacts in an insert, designed for harsh environments. Featuring various mounting options including front and rear wall mount, jam nut, and box mount receptacles, they ensure secure installation. With a wide operating temperature range of -65 °C to 200 °C, these connectors are ideal for demanding applications. Constructed with aluminum shells and available in different plating options, they provide durability and reliability. Utilizing M39029 rear release crimp contacts, these connectors guarantee efficient signal transmission. Meeting military specification MIL-DTL-38999 II, they are suitable for use in rugged environments.