UNIVERSAL: This 12V 3A power supply is an easy-to-use solution to plug three 3-pin 12v fans (up to 3A worth of fans) off one standard US outlet. VERSATILE COMPATIBILITY: Compatible with a wide range of devices and cooling systems requiring a 12v DC power supply, ensuring versatility and convenience. STABLE POWER OUTPUT: This AC DC adapter provides stable and consistent power output, preventing fluctuations and ensuring smooth operation of your 3-fan setup. SAFETY CERTIFIED: The switching power adapter is UL, CE, ROHS, and FCC rated, providing peace of mind regarding safety and compliance standards. LONG WIRING: Features long DC 12V power cord wiring offering flexibility in installation and placement.