Square D Main Breaker is a 200 Amp outdoor ring type underground distribution panel suitable for wall mounting. It features a gray color and a rectangular box shape, measuring 7.12 inches in length, 34 inches in height, and 14.95 inches in width. This aluminum panel has 20 spaces and 40 circuits, providing electrical connection with lugs on both the line side and service ground. With a voltage rating of 120-240 V, this waterproof panel is designed for interior use and is compatible with Ring smart home systems. The Square D Main Breaker is a reliable and durable electrical component for industrial and commercial applications.