MIL-DTL-38999 Series II connectors feature up to 128 contacts in an insert, providing robust electrical connectivity in harsh environments. With an operating temperature range of -65 °C to 200 °C, these connectors are ideal for a wide range of applications. Available in various mounting options such as 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 sizes. Constructed with aluminum shells and offering plating options including gold and electroless nickel, they ensure reliable performance and durability. These connectors meet MIL-DTL-38999 II military specifications, guaranteeing high quality and performance standards.