... : 1-63A 2.it has itself patent. 3.No.of Poles: 2pole 4.Standard : IEC60898 SpecificationsProduct NameMini Circuit breakerItem No.BTN ... ,32A,40A,50A,63ABreaking capacity4500A-6000ANo. of poles40,000 times(on & off means one times)Guarantee time1,2,3,4,3 ... 4500WE CAN DO OEM SERVICE AS YOUR DEMANDS! 63A 2 poles MCB Mini Circuit Breaker /OEM service