Description Choose the AEC Magnetics CES-350E-24C Heavy Duty Round 24-Volt DC to lift, position or hold smooth, flat ferrous materials safely. This model is 3.5 inches in diameter and 1.25 inches in height. It weighs 4.5 pounds and is rated at 480 pounds holding power. 1/4-20 threads are on 1.0 inch centers, and it draws 21 watts. This AEC electromagnet uses our E-style cord. Click on View PDF for the engineering drawing; and, if these specs aren't perfect for your application, call us at (800) 635-3954. We offer a variety of sizes, holding powers, power inlet locations, cord configurations--and we'll be happy to assist you in choosing. All AEC electromagnets feature high-grade, hand-wound coils, sturdy steel cases and premium epoxy, and 100 percent are tested before leaving our factory.