MIL-DTL-38999 Series II connectors feature up to 128 contacts in an environmentally sealed insert, designed for harsh environments with an operating temperature range of -65 °C to 200 °C. Available in various mounting options including front and rear wall mount, jam nut, and box mount receptacles, they offer versatility for different applications. With an assortment of plating options such as gold, electroless nickel, and cadmium finishes, these connectors ensure reliable conductivity. Constructed with aluminum shells and utilizing M39029 rear release crimp contacts, they guarantee durability and performance. Compliance with military specification MIL-DTL-38999 II and RoHS standards further underscores their quality and suitability for mission-critical functions.