The MIL-DTL-38999 Series II connectors feature up to 128 contacts sealed for harsh environments, with an operating temperature range of -65 °C to 200 °C. Available in various mounting styles like front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in applications. These connectors come in aluminum shells with options for plating, including cadmium-free finishes, ensuring durability and compliance. With M39029 crimp contacts and gold plating, they guarantee reliable conductivity. Meeting stringent military specifications, they are ideal for demanding environments that require rugged and secure electrical connections.