PML25 Series 25 mm bipolar permanent magnet stepper linear actuators, offered in captive, non-captive and external types, feature 7.5° or 15° step angles with 5 V/370 mA or 12 V/160 mA windings. With 9.5–65 mH inductance, 13.5 Ω resistance, 3.85 W power, ball bearings, and 50 g weight, they deliver precise, reliable linear motion for compact applications.