EML15US09-S is an external 15 watt ac-dc power supply sold by XP Power. It is a compact, single-output power supply with universal input voltage, full production safety approvals, and an efficiency of up to 80%. This power supply can operate at an input supply range of 85 to 264 Vac and an output voltage of 5 VDC with adjustable voltage range of 0 to 5 VDC and a maximum output current of 3 A. The power supply has a built-in active PFC and a low no-load power consumption less than 0.7 W. The EML15US09-S also features output over-voltage and over-current protections, short circuit protection and a 0.5 A fast-acting fuse. The power supply is ideal for powering low power system designs, embedded applications, and other low power electronics. It is compliant with CB, PSE, UL, TUV, and CE safety standards.