Description AEC Magnetics' CEA-350M-110C Heavy Duty Round 110-Volt electromagnet is a smart choice for smooth, flat ferrous materials. With a diameter of 3.5 inches and height of 2.00 inches, and 1/4-20 thread on 1.0-inch centers, this 4.5-pound magnet commands 700 pounds of holding power, draws 26 watts on 110 volts and uses an M-style cord. Click on View PDF, below, to see details, and be sure to call us if you'd like assistance selecting the perfect magnet for your application (800) 635-3954.