MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an insert for secure connectivity. With a wide operating temperature range of -65 °C to 200 °C, these connectors are ideal for demanding applications. Available in various shell sizes and insert arrangements, they offer versatility for different setups. The connectors are environmentally sealed and come in high-strength aluminum shells with options for plating, including cadmium-free finishes. Their bayonet coupling design ensures quick and reliable mating. With RoHS compliance for environmentally conscious operations, these connectors are suitable for military and industrial use cases requiring rugged performance.