MIL-DTL-38999 Series II connectors feature up to 128 contacts in an environmentally sealed insert, designed for harsh environments with an operating temperature range of -65 °C to 200 °C. Available in various configurations like front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in applications. These connectors, compliant with military specification MIL-DTL-38999 II, are constructed with aluminum shells and gold-plated contacts for reliable conductivity. With RoHS-certified finishes, including electroless nickel, they ensure durability and performance. Suitable for aerospace, defense, and industrial use, these connectors guarantee secure and efficient electrical connections in demanding conditions.