主营:过欠压保护器,SCM1(CM1),DZ20,SCM2(TM30),SCM3(ABB),NF,NS,直流断路器,DZ47,双电源,DZ30,SANM2,SANM3,SAN65,SANM1L,SAN65LE,小型断路器,塑壳断路器,漏电断路器,电源开关