GB20S09K01 is a 20W single output open frame AC-DC power supply designed for medical and industrial applications. It delivers 9.0V output at 2.0A rated current with 18W output power, featuring universal input voltage of 100-240VAC (±10%) at 47-63Hz and efficiency greater than 88%. The unit offers excellent regulation with ±1% line regulation and ±5% load regulation, along with 90mV pk-pk ripple and noise. Safety approvals include EN/IEC/UL60601-1 3rd edition for medical and EN/IEC/UL62368-1 for industrial applications, with EMC compliance meeting IEC60601-1-2 4th edition and Class B conducted/radiated emissions. With compact dimensions of 41 x 86 x 25mm, MTBF exceeding 1,000,000 hours, and operating temperature range of -25°C to +70°C, this power supply is ideal for medical equipment and industrial control systems requiring reliable, low-noise power conversion.