PML20 Series 20 mm bipolar permanent magnet stepper linear actuators, available in captive, non-captive, and external types, deliver 15° step angle with 5 V/370 mA or 12 V/160 mA windings. Features include 4–36 mH inductance, 13.5–74.5 Ω resistance, 3.4 W power, Class B insulation, ball bearing, and 35 g weight—ideal for compact, high-precision linear motion applications.