" JN4B00006S3 (Sub Main Distribution Panel, 400A, 1165mm Length) The JN4B00006S3 is a medium-sized MCCB distribution panel, providing enhanced circuit control for critical power applications. Category: Outdoor Wall-Mounted MCCB Panel Board Dimensions (Depth × Width × Length): 200 × 690 × 1165 mm Current Rating: Up to 400A Short Circuit Capacity: 36kA IP Rating: IP54 (Dustproof and splash-resistant enclosure) Application: Used in shopping malls, office complexes, and industrial workshops. Provides high-reliability power distribution for heavy electrical loads. "