品牌三洋型號103H7823-0740 括號中為雙軸，Basic step angle ：1.8Model Voltage Current(A/phase)103H7821-0140(0110) 5.7 1103H7821-0440(0410) 3.0 2103H7821-0740(0710) 3.04 3103H7822-0140(0110) 8 1103H7822-0440(0410) 4 2103H7822-0740(0710) 2.74 3103H7823-0140(0110) 10.4 1103H7823-0440(0410) 5.2 2103H7823-0740(0710) 3.6 3