This stepper motor (MPN PHB86S98-802-ADFB/AK3B) is supplied by one of the China's top stepper motor suppliers (PrimoPal Motor). It's a NEMA 34 hybrid stepper motor with 1.8° step angle (200 steps/revolution) and body length of 98mm, made of high-quality cold rolled steel sheet and anti-high temperature permanent magnet. The rated current is 5.62.84A per phase, allowing for the holding torque of 650490Ncm (920oz-in), if connected as bipolar-parallel. This high-performance and high-reliability motor is terminated with 8 flying ended lead wires, providing the maximum flexibility for your applications, including bipolar-parallel, bipolar-series and unipolar connections. The pre-installed brake could help the user to prevent damage of the applications from the sudden interruption of power supply.