MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in a sealed insert. With an operating temperature range of -65 °C to 200 °C, they offer reliability in extreme conditions. Available in various configurations including front and rear wall mount, jam nut, and box mount receptacles, these connectors meet stringent military specifications. Constructed with aluminum shells and offering multiple plating options, they ensure durability and performance. The connectors utilize M39029 rear release crimp contacts, providing secure connections. RoHS compliant finishes are also available, making them suitable for a wide range of applications. With their rugged design and high-quality construction, these connectors are ideal for demanding environments.