30A shunts 1,current:20(100)A 2,resistance value:300u-ohm 3,wire mounting shunts Shunts1,Primary current:1A to 50A(customized)2,Max primary current: 5A to 150A(customized)3,resistance value:100u-ohm,150u-ohm,200u-ohm,250u-ohm and so on(option) 300u-ohm shunts