MIL-DTL-38999 Series II connectors are designed for robust performance in harsh environments, featuring up to 128 contacts within a sealed insert. With an operating temperature range of -65°C to 200°C, these connectors offer reliable connectivity in extreme conditions. Available in various configurations such as front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse application needs. The connectors, compliant with military specifications, boast durability with aluminum shells and a choice of plating options including cadmium-free finishes. Utilizing M39029 rear release crimp contacts, they ensure secure and efficient connections. Suitable for demanding industries, these connectors guarantee longevity with a mating life of 500 cycles and environmental resistance.