MIL-DTL-38999 Series II connectors accommodate up to 128 contacts within their inserts, boasting environmental sealing for reliability in harsh conditions. With an impressive operating temperature range of -65 °C to 200 °C, these connectors offer versatility in various applications. Available in multiple mounting styles including front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse installation needs. Featuring a range of plating options such as gold, electroless nickel, and cadmium-free finishes, these connectors ensure optimal performance and durability. Constructed with aluminum shells and utilizing M39029 rear release crimp contacts, they guarantee secure connections in demanding environments. The MIL-DTL-38999 II connectors, with their RoHS compliance and stringent military specifications, are ideal for applications that require rugged and reliable connectivity.