The KNB2-63 S2 C32 is our high-demand bulk circuit breakers solution, engineered for large-scale residential project supply. This 63A frame MCB provides essential overload and short-circuit protection for mass housing developments and residential tower blocks. As a leading miniature circuit breaker manufacturer, we ensure that every unit meets the GB/T 10963.1 standard, offering project contractors a reliable, cost-effective component for high-volume consumer unit assembly.
