Description AEC Magnetics is serious about value. We hand-craft every electromagnet of the best materials, test each one and guarantee it works properly before leaving the building. We make them durable, reliable and we know this is valuable to you. Our CS-250-12C 12 Volt DC Circular electromagnet is such a magnet. This model is 2.5 inches in diameter by 1.5 inches in height with 1/4-20 mounting thread. It draws 10 watts, weighs 2.0 pounds and provides 300 pounds of holding power. Our 12-volt circulars save you from the hassle of maintenance, noise and air pressure requirements of vacuum cups or grippers, Select an AEC 12-volt DC power supply to complete your magnetic solution.