Reliability and availability in a small space. The DCH series power supplies with UPS function are the most compact of its kind and impress with extraordinary overload behavior. They are characterized by a variety of applications and their robust IP 20 housing is the perfect solution for all DIN rail applications. By the power boost mode, the DCH offers 300% of the rated power for 4 seconds or 200% for 4 minutes. Thus, it can be used as a reliable overload protection and is ideally suitable for consumers with high inrush currents, such as electric motors. The DC UPS can be operated in an extremely wide input voltage range of 90 to 305 V.