山社42mm二相步进电机型号有：SS1702A10A、SS1703A15A、SS1704A20A，采用永磁硅钢片及日本NSK原装轴承制造，低碳环保，力矩从：0.262N.m-0.54N.m,定位精度高，输出力矩高，响应频率高，运行噪音低，动态特性好，产品均通过质量环保认证。-Hill Community 42mm two-phase stepper motor models: SS1702A10A, SS1703A15A, SS1704A20A, silicon steel and permanent magnet original Japanese NSK Bearings manufacturing, low-carbon environment, the torque from: 0.262Nm-0.54Nm, high positioning accuracy, high output torque, high frequency response, low noise and good dynamic characteristics, quality products through environmental certification.