Square D 999370

Square D 999370 Molded Case Circuit Breaker Accessory. Key Specifications: Amperage Rating Compatibility: Up to 600A; Voltage Compatibility: 600V AC; Typical Application: 3-Pole Industrial Breakers. The Square D Catalog Number 999370 is a functional component or accessory designed for use within high-amperage industrial molded case circuit breaker frames. This component supports operational compatibility within electrical distribution systems rated up to 600V AC and is often utilized in maintaining the functional capacity of heavy-duty, 3-Pole interrupting devices commonly found in commercial and industrial control centers.