ZJBENY is top 1 DC switch brand in solar PV industry. The first DC switch listed by UL508i in China. The first DC isolator in full range complies with AS60947.3:2018 DC-PV2. Recommend to solar PV installers by top inverter companies worldwide and Clean Energy Council Australia. We are developing true DC components at 1000V 1500V, supplying DC string level safety to solar PV industry.