Description AEC Magnetics Heavy Duty Round 24-Volt DC electromagnets are a smart choice for holding, lifting and moving smooth, ferrous parts. The DSA-250-24C model is 2.5 iinches in diameter and 1.25 inches in height and weighs 2.0 pounds. It is rated at 250 pounds holding power, drawing 10 watts and using a T-style cord. Threads are 1/4-20. See the engineering drawing at, "View PDF." These magnets are a customer favorite, as if one particular magnet does not suit the application, we have so very many more to offer. Rugged, durable, built-to-last, AEC Magnetics offers the finest electromagnets you will find. Please call if you would like assistance choosing the one that works best for your application. (800) 635-3954. If it's magnetic...it's AEC!