The MIL-DTL-38999 Series II connectors are designed for harsh environments, offering up to 128 contacts in a single insert. With a wide operating temperature range of -65°C to 200°C, they provide reliable performance in extreme conditions. Available in various mounting styles, including front and rear wall mount, jam nut, and box mount receptacles, these connectors feature durable aluminum shells with options for RoHS compliant plating finishes. Utilizing M39029 rear release crimp contacts, they ensure secure and efficient connections. Perfect for military and industrial applications, these connectors are ideal for environments requiring high reliability and performance.