MIL-DTL-38999 Series I connectors, designed for harsh environments, feature up to 128 contacts in an environmentally sealed insert. With an operating temperature range of -65°C to 200°C, they offer reliability in extreme conditions. Available in various shell sizes and insert arrangements, these connectors come in aluminum shells with options for plating, including cadmium-free finishes. The connectors, compliant with RoHS regulations, are ideal for military and industrial applications, offering secure electrical connections with gold-plated removable crimp contacts. The bayonet coupling mechanism ensures easy and secure mating, while the straight plug design suits diverse mounting requirements. With a service rating of I and a mating life of 500 cycles, these connectors guarantee long-lasting performance in demanding settings.