The W91-X112-10 is a W9 series single-pole, magnetic-hydraulic circuit breaker designed for series trip protection. It features a 10A current rating, a maximum line voltage of 277VAC at 50/60 Hz, and a standard delay time curve. This model is equipped with a black toggle actuator, utilizes #6-32 mounting threads, and is UL1077/CSA approved. With its trip-free operation and robust design, this breaker provides supplementary protection for a wide range of international equipment applications.