M12 Buccaneer Connectors Bulgin M12 Buccaneer Connectors provide a cost-effective and flexible connectivity solution for onsite installations. These connectors feature field installable, cable and panel mount options, straight and right-angled forms, reliable industry-standard screw locking mechanism, and shielded options. Bulgin M12 Buccaneer Connectors M12 connectors are available with 3, 4, 5-, 8-, and 12-pole variants. Typical applications include process control, manufacturing, automation, and industrial instrumentation.