Weidmueller WSI 4/LD 140-250V AC/DC

The WSI 4/LD 140-250V AC/DC is likely an industrial power supply or device designed to operate within a voltage range of 140 to 250 volts, supporting both AC (alternating current) and DC (direct current) power inputs. The model is typically used for applications requiring efficient voltage regulation and power conversion, ensuring stable performance in various industrial or commercial environments. The "LD" could indicate features such as low dropout or low duty cycle, while "WSI 4" refers to the specific series or model version. This device would be suitable for equipment that demands flexible voltage input and reliable power.