Circuit Breaker, DC Isolator, DC Disconnector manufacturer / supplier in China, offering IP20 1p, 2p, 3p, 4p DC1000V DC500V DC800V DC MCB 6A to 63A DC No-Polarity Moniature Circuit Breaker MCB, Eds1 Series Solar Elcetrical 1000/1200V 32A 2p 4p DC Isolation Switch, 1500V Electrical Switch DC Disconnector Breaker for Battery and so on.