... -110V),or 220V DC (190-300V), modular and switch mode DC system 110V 220V DC Rectifier Module : Parameter 380V ... RoHS, UL approvalCompatible detecting module is available, including monitoring system, insulation status detector, battery detector, Complex information detector etc ... CDT or MODBUS, with interface RS232 and RS485 betwwen the detecting modules.The software and program on the module could be ...