The SU202MR-K10 is a high-performance, 2-pole miniature circuit breaker designed for overcurrent protection in applications requiring ring-tongue terminals. It features a rated current of 10 A, a K tripping characteristic, and operates at a frequency of 50/60 Hz. This device has a rated operational voltage of 400V AC per IEC standards and 480Y/277V AC per UL/CSA standards, with a short-circuit current rating of 10 kA. Conforming to UL 489, CSA 22.2 No. 5, and IEC/EN 60947-2, it is suitable for industrial and commercial systems where secure, vibration-resistant connections are critical.