Description Here is our model CEA-300-24C. This magnet is 3.00 inches in diameter by 2.0 inches in height, with 1/4-20 mounting threads on 1.0 inch centers. This 24-volt electromagnet draws 20.0 watts, weighs 3.75 pounds and offers 440 pounds of holding power. These magnets are durable, and 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.