The Guardian hydraulic compression made-in-USA load cells by Cardinal are the most durable and reliable load cells among the other market products. There are built with longest lasting stainless steel and are designed to maintain weighing processes precise even in the roughest circumstances. No power of electricity is require for these Hydraulic load cells within the scale itself. All of this extreme-duty safety turns to remarkable savings over the weighing equipment life. These load cells comes with Immunity to lightning features, explosion-proof specification, water-proof design, shock-proof built, resistant to rodent damage, as well as extremely resistant to rust and eccentric loading. There are multiple capacities available from 2,500 lbs. to 200,000 lbs.