The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in a sealed insert. With a wide operating temperature range of -65 °C to 200 °C, they offer reliable performance in extreme conditions. Available in various mounting options including front and rear wall mount, jam nut, and box mount receptacles, these connectors are versatile for different applications. Compliant with military specification MIL-DTL-38999 II, they ensure quality and durability. The aluminum shells come in multiple plating options, including cadmium-free finishes, meeting RoHS compliance standards. With gold-plated removable crimp contacts and a mating type of bayonet, these connectors guarantee secure and efficient connections. Suitable for environment-resistant box and bulkhead mounting, they are ideal for demanding industrial and military environments.