Innovative charger with high power density and efficiency. The microprocessor-controlled charger features a programmable 3-stage charging process and charging curve, as well as an active PFC function for gentle and safe charging of your batteries. Additionally, it allows for adjustments to the output current and voltage. This powerful and efficient device also has a universal AC input. Numerous safety mechanisms, a wide input range, and a high temperature range enable a variety of applications. The charger offers high stability and a good cost-benefit ratio. Common applications include DC UPS, emergency power supply, feedback systems, battery chargers for boats, vehicle charging stations, wastewater treatment systems, electrolysis systems, and many other uses.