The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert. With an operating temperature range from -65 °C to 200 °C, these connectors are environmentally sealed for reliable performance. Available in various mounting options including front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in installation. Constructed with aluminum shells and gold-plated contacts, they ensure durability and efficient conductivity. Compliant with military specification MIL-DTL-38999 II, these connectors are ideal for demanding applications where ruggedness and reliability are essential.