Experience rugged reliability with MIL-DTL-38999 Series I connectors, designed for harsh environments. Featuring up to 128 contacts in an insert, these circular receptacles ensure secure electrical connections. With a wide operating temperature range of -65°C to 200°C, they are ideal for demanding applications. Available in various shell sizes and insert arrangements, they offer flexibility in design. Constructed with high strength aluminum shells and offering multiple plating options, including RoHS compliant finishes, these connectors guarantee long-lasting performance. Suitable for military and industrial use, they provide excellent conductivity and environmental protection.