MIL-DTL-38999 Series II connectors are designed for harsh environments, boasting up to 128 contacts within an insert for robust connectivity. With a wide operating temperature range from -65 °C to 200 °C, these connectors are ideal for demanding applications. Available in various mount types including front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in installation. Featuring aluminum shells with multiple plating options, including RoHS-certified finishes, they ensure durability and performance. Utilizing M39029 rear release crimp contacts in different sizes, these connectors guarantee secure connections. Suitable for military and industrial use, they provide reliable EMI/RFI shielding and environmental resistance for critical operations.