MIL-DTL-38999 Series II connectors offer robust performance with up to 128 contacts, ideal for harsh environments. These environmentally sealed connectors feature a wide operating temperature range from -65 °C to 200 °C, ensuring reliability in diverse conditions. Available in various configurations including front and rear wall mount, jam nut, and box mount receptacles, they provide flexibility for different applications. With options for straight, RFI grounding, and standard plugs, along with multiple shell sizes and insert arrangements, these connectors offer versatility in design. Constructed with aluminum shells and a range of plating options, including cadmium-free finishes, they meet stringent quality standards. The use of M39029 rear release crimp contacts ensures secure and efficient connections. Overall, MIL-DTL-38999 Series II connectors are a dependable choice for demanding military and industrial applications.