Description If you're looking for a magnet in the 2.5-inch diameter range, look no further than the AEC Magnetics CS-250-24C. This magnet is 2.5 inches in diameter by 1.50 inches in height, with 1/4-20 mounting threads. This 24-volt electromagnet draws 7.0 watts, weighs 2.00 pounds and offers 300 pounds of holding power. We make these magnets by hand. They are durable, and customers love that they are easily controlled by 12- or 24-volt power supplies, with none of the maintenance, noise or air pressure requirements of vacuum cups or grippers. Selecting an AEC DC-power magnet is a smart choice when you lift, position or hold ferrous parts. Complete your electromagnetic solution by selecting an automated power supply from our selection of DC-power supplies.