MIL-DTL-38999 Series II connectors are designed for harsh environments, boasting up to 128 contacts sealed within their inserts for optimal performance. With an impressive operating temperature range from -65 °C to 200 °C, these connectors ensure reliability in extreme conditions. Available in various mounting options including front and rear wall mount, jam nut, and box mount receptacles, they offer versatility for different applications. Featuring aluminum shells and a range of plating options like gold, they guarantee durability and efficient conductivity. Compliant with military specification MIL-DTL-38999 II, these circular connectors with removable crimp contacts are ideal for demanding environments requiring robust connectivity solutions.