DC-UPS thyristor based system. Cabinet has protection IP23 (other variations), halogen free cables. Cabinet size depends on battery capacity and distribution. System output voltage range from 12-220 Vdc and output current from 3-600 Adc with distribution. UPS is a high reliable and serviceability. ELLEGO has made marine classification certified UPS deliveries by DNV GL, LRS, ABS, CCS, BV, RS, KRS.