Description AEC Magnetics' CEA-350E-24C Heavy Duty Round 24-Volt DC electromagnet is a great choice for positioning, holding or lifting ferrous materials with smooth surfaces. This model is 3.5 inches in diameter weighs 4.5 pounds, delivers 690 pounds of holding power and configured with 1/4-20 threads on 1.0 inch centers. Please click on the "view .pdf" link, below, to see the specs. This magnet uses our E-style cord but know we offer a large variety of power configurations, strength and sizes so you get the exact solution for your application. Please call our engineers if you would like assistance choosing the best set-up. (800) 635-3954.