The SM2861-5121 with Stepper Motors Bipolar winding, Lead wire type CE/UL model manufactured by Sanyo Denki is a highly efficient, two phase stepping motor with a holding torque of 6kg-cm. It is designed to offer high-level performance in highly demanding applications. The motor features a two-part lead wiring system, consisting of CE/UL compliant wires, which enables it to provide an improved sealing structure for enhanced reliability. The SM2861-5121 has a maximum step angle of 1.8°, a maximum speed of 4000 rpm, and a no-load consumption rate of 900 mA at 12V. The motor is designed for a wide operating temperature range and is able to withstand high gradients. Its rugged design and low-noise operation make it suitable for applications where precision, reliability, and robustness are vital.