AC/DC regulated switching power supplies for running stepper motors and other equipment. This 80W (watt) desktop-type power supply is encapsulated and includes an 6 foot AC power cord and power ON LED. Use one power supply per motor, recommended for any size motor, even our Super size 110mm series. Compatible anywhere in the world, universal 110-230VAC, 50/60 hz, UL/CSA FCC approved. Email info@excitron.com for professional engineering advice.