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 mounting options including front and rear wall mount, jam nut, and box mount receptacles, with straight or 90-degree cable clamp plugs. These connectors, compliant with military specification MIL-DTL-38999 II, utilize M39029 rear release crimp contacts and come in aluminum shells with multiple plating options. Offering reliable performance, they are ideal for applications requiring secure electrical connections in demanding conditions.