The MIL-DTL-38999 Series II connectors are designed for rugged environments, featuring up to 128 contacts enclosed in an insert for secure connectivity. With a wide operating temperature range of -65 °C to 200 °C, these connectors are suitable for extreme conditions. Available in various mounting options such as front wall, rear wall, and jam nut receptacles, they offer versatility in installation. Constructed with aluminum shells and plated with options like electroless nickel, they ensure durability and reliable performance. Meeting military specifications, these connectors are ideal for applications that demand high reliability and resilience.