The function of the busbar is to save the labor installation cost and wire cost of circuit breaker products. It has 1P, 1P+N, 2P, 3P, 4P and other customized specifications, with different thicknesses and lengths according to different current required.

As its very convenient installation and consistency after installation, it is very popular now, but because the entire line is connected together, it is more troublesome when a single circuit breaker needs to be repaired, so when we choose to use or not, it applys according to different occasions.