MIL-DTL-38999 Series II connectors offer robust connectivity with up to 128 contacts in an insert, designed for harsh environments. With an operating temperature range from -65 °C to 200 °C, these connectors ensure reliable performance in extreme conditions. Available in various mounting options including front wall mount, rear wall mount, and jam nut receptacles, they are versatile for different applications. Featuring aluminum shells with plating options like gold and electroless nickel, they provide enhanced durability and conductivity. Compliant with RoHS standards, these connectors are ideal for military and aerospace industries.