CFX40, portable compressor cooling and freezing box, 38 l, 12/24/230V. The Dometic CoolFreeze CFX offers some impressive features. This includes the CFX special electronics, which comprise an intelligent, automatic turbo cooler and a memory function. The freezing performance of up to -22 °C is unbeatable and can even be powered by solar energy. Regardless of the outside temperature, this cooler provides top-notch cooling performance. With the USB charging port, you can charge small electronic devices. The CFX is also incredibly efficient. Finally, you can take this cooling and freezing box anywhere. With its heavy-duty design featuring reinforced corners, stainless steel hinges, and a robust lid coating, the high-tech coolers of the CFX series can withstand even the most demanding conditions.