The liquid efficiently absorbs and transfers heat away from the inverter, allowing for more effective cooling compared to traditional air-based methods. This approach enables higher power density and improved reliability in solar inverter designs. From the centralized H-bridge's fin air cooling to the three-level NPC topology's use of heat pipes to tame the heat source; from modular multi-levels to build a. . Gamesa Electric has been a pioneer in developing liquid-cooled power converters for wind turbines, photovoltaics (PV), and battery energy storage systems (BESS). Passive methods such as radiative cooling and phase change. . Nowadays, common inverter cooling methods mainly include liquid cooling, air cooling and natural cooling. For low power inverters such as X1-Boost-G4, aluminum heat s in k is a good choice.