"KB263C (Three-Phase Busbar, 63A, 12 Modules) The KB263C is a high-performance three-phase busbar, designed for efficient power distribution and secure terminal connections in low-voltage electrical panels. Category: Three-Phase Busbar for Terminal Blocks Current Rating: 63A Number of Terminals: 12 Modules (Triple-Pole Circuit Breaker Connections) Short Circuit Capacity: 10kA Voltage Rating: 400V AC Material: Copper busbar with high-insulation PVC coating Mounting Type: DIN Rail Compatible Application: Used in industrial and commercial three-phase electrical distribution boards. Provides efficient and structured phase distribution for modular circuit breakers. Ensures safe and reliable power connectivity in three-phase systems. "