GSM25E12-P1J is a part manufactured by Mean Well, a reputable provider of power supplies. It is a 25W single output enclosed switching AC-DC power supply. It has a wide input voltage range of 85-264VAC and a narrow range of 47-63Hz. It features a fully isolated plastic case, built-in active PFC function, and built-in remote on/off control. It is also equipped with short circuit, overload and over voltage protections. Additionally, the GSM25E12-P1J can operate at a wide temperature range of -30°C to +70°C. It is a highly reliable part, with an expected life of 50000 hours at 25°C ambient temperature. For more information and specifications, please consult the product datasheet from Mean Well.