MIL-DTL-38999 Series II connectors, featuring up to 128 contacts, are designed for harsh environments with their environmental sealing and wide operating temperature range of -65 °C to 200 °C. Available in various configurations including front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in installation. These connectors, compliant with military specification MIL-DTL-38999 II, are constructed with aluminum shells and offer multiple plating options for corrosion resistance. Utilizing M39029 rear release crimp contacts, they ensure secure and reliable connections. With a focus on performance and durability, these connectors are ideal for demanding applications in aerospace, defense, and industrial settings.