MIL-DTL-38999 Series II connectors are designed for demanding environments, offering up to 128 contacts in a single insert. With an operating temperature range of -65 °C to 200 °C, they provide reliable performance in extreme conditions. Available in various mounting options, including front and rear wall mount, jam nut, and box mount receptacles, they ensure versatile installation. Featuring thin walls and restricted lengths, these connectors are ideal for space-constrained applications. Utilizing M39029 rear release crimp contacts, they guarantee secure connections. Constructed with aluminum shells and offered in different plating options, such as gold and electroless nickel, they ensure durability and conductivity. RoHS compliant finishes are also available, making them environmentally friendly. Suitable for military and industrial use, these connectors meet stringent MIL-DTL-38999 II specifications.