The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert. With a wide operating temperature range from -65 °C to 200 °C, these connectors are ideal for demanding applications. Available in various mounting options including front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in installation. The connectors come in aluminum shells with plating options such as cadmium and nickel, ensuring durability and reliability. Utilizing M39029 rear release crimp contacts, they provide secure connections. Suitable for military and industrial use, the MIL-DTL-38999 Series II connectors are RoHS compliant, offering peace of mind in environmental responsibility.