MIL-DTL-38999 Series I connectors offer high-performance connectivity in harsh environments, featuring up to 128 contacts sealed for environmental protection. With an operating temperature range spanning from -65°C to 200°C, these connectors ensure reliable functionality in extreme conditions. Available in various shell sizes and insert arrangements, they accommodate diverse connectivity needs. The connectors, crafted from high-strength aluminum, come with a choice of plating options, including cadmium-free finishes for RoHS compliance. Their versatile designs, encompassing front and rear wall mount as well as jam nut receptacles, cater to different installation requirements. Utilizing M39029 rear release crimp contacts, these connectors guarantee secure and efficient connections. Ideal for military and industrial applications, they meet stringent MIL-DTL-38999 I specifications for durability and performance, making them a dependable choice for critical operations.