MIL-DTL-38999 Series II connectors feature up to 128 contacts in an insert, ensuring robust connectivity in harsh environments. With an operating temperature range of -65 °C to 200 °C, these connectors are designed for reliable performance in extreme conditions. Available in various mounting options including front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in installation. The connectors come in 9 shell sizes and 52 insert arrangements, accommodating different contact configurations. Constructed with aluminum shells and plated with options such as electroless nickel, they provide durability and corrosion resistance. Compliant with MIL-DTL-38999 II military specification, these connectors are ideal for demanding applications where rugged connectivity is essential.