The Mean Well IRM-20-15 is an enclosed switched-mode power supply with a 15 Volt output. It is rated for 20 Watts and has an adjustable output voltage range from 12 to 15 Volts DC. The unit features a built-in active PFC (Power Factor Correction) function, and is suitable for a variety of lighting, automation, process control and medical applications. The IRM-20-15 has built-in over voltage, overload, and short circuit protection, with a 44-53VAC/DC input voltage range. Its small size and low profile make it ideal for a variety of commercial and industrial applications.