DC stands for electricity made by solar panels and is also transformed by a solar inverter connected to an electrical cable generally located near, into the switchboard in houses and businesses the place most appliances operate on AC (alternating present). The inverter transforms DC Electricity into alternating Power, for usage. https://totalsolar.com.au/wp-content/uploads/2024/10/SeraphimSIVN-TOPcon_SRP-425.440-BTD-BG-AU.pdf