MIL-DTL-38999 Series II connectors are designed for harsh environments, offering up to 128 contacts in an environmentally sealed insert. With an 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 and rear wall mount, jam nut, and box mount receptacles, they provide flexibility in installation. Featuring durable aluminum shells with plating options such as electroless nickel and iridescent yellow cadmium, they ensure reliable performance. Utilizing M39029 rear release crimp contacts, these connectors guarantee secure connections. Meeting military specification MIL-DTL-38999 II, they are ideal for mission-critical operations.