MIL-DTL-38999 Series II connectors offer high-performance connectivity with up to 128 contacts in an insert. Designed for harsh environments, they feature various mounting options such as front and rear wall mount, jam nut, and box mount receptacles. With operating temperatures ranging from -65 °C to 200 °C, they ensure reliable performance in extreme conditions. These connectors, compliant with military specification MIL-DTL-38999 II, come in aluminum shells with multiple plating options including cadmium and electroless nickel, catering to diverse application needs. Their durable construction, utilizing M39029 rear release crimp contacts, guarantees secure connections. Suitable for demanding environments, these connectors are ideal for military, aerospace, and industrial applications requiring rugged and reliable electrical connectivity.