The MIL-DTL-38999 Series II connectors feature up to 128 contacts in an insert, designed for harsh environments with an operating temperature range of -65 °C to 200 °C. Available in various mounting options including front and rear wall mount, jam nut, and box mount receptacles, these connectors offer versatility for different applications. With options for straight, RFI grounding, and standard plugs, they ensure secure and reliable connections. Constructed with aluminum shells and offering multiple plating choices, including RoHS compliant finishes, these connectors are durable and environmentally friendly. Suitable for military and industrial use, they meet stringent performance standards for conductivity, EMI/RFI shielding, and environmental resistance. With a service rating of I and a mating life of 500 cycles, they guarantee long-lasting performance in demanding conditions. Whether for aerospace, defense, or other high-reliability applications, these MIL-DTL-38999 Series II connectors are the ideal choice for ensuring seamless connectivity.