This listing is for a used Emerson 5N3-1 DC power supply unit. It is available for purchase with free shipping. This power supply is commonly used in various electronic systems and test equipment for providing stable direct current. It is a suitable component for technicians, engineers, or hobbyists needing a replacement or building a system that requires a reliable DC source. As a used item, its condition is pre-owned, so it is recommended for those who are comfortable with refurbished or second-hand equipment. Check the listing for full details on its specific operational status and any included accessories. This is a practical choice for repairs, maintenance, or integration into compatible projects. Emerson DC Power Supply (5N3-1). Condition: Used. Listed at 45.00 USD. UP FOR BID HERE WE HAVE EMERSON POWER SUPPLY- IT IS USED - IT WORKS- CAME OUT OF A DIAGRAM BOARD AT TECH SCHOOL. WAS NOT USED MUCH.