PX0412/04S is a front panel mounting circular connector from the Bulgin 400 Series Buccaneer range, featuring 4 socket contacts for power applications. This connector is rated at 5A and 125Vac/dc, with gold-plated copper alloy contacts providing contact resistance of less than 5mO and insulation resistance greater than 10^9MO at 500V DC. The connector is sealed to IP68 rating (tested at 10m depth for 2 weeks), with a polyamide body moulding rated UL94V-0 for flame retardancy. It features single hole fixing with M16x1.5 rear panel thread and operates over a temperature range of -40°C to +80°C. The PX0412/04S mates with flex cable connectors PX0410, PX0400, and PX0402, making it ideal for industrial, marine, and outdoor applications requiring reliable sealed connections.