Description AEC Magnetics customers find our electromagnets reliable, sturdy and affordable. Choose a DCS-300-12C 12-Volt Circular DC electromagnet for your packaging or parts handling. With a height of 3.0 inches, diameter of 0.75 inches, and 1/4-20 mounting threads on 1.00 inch centers, the DCS-300-12C 12-Volt Circular DC reliably deliver 290 pounds of holding power--guaranteed. This magnet draws 18 watts and weighs 3.0 pounds. Our customers love these magnets because they have none of the maintenance, noise and air pressure requirements of vacuum cups or grippers. Select an AEC 12-Volt power supply to complete your AEC Magnetics solution. Find them under DC Power Supplies on this website. And be sure to call and ask any questions you may have. (800) 635-3954. If it's magnetic...it's AEC!