The PMG28N Series is a Ø28 mm permanent magnet stepper motor with built-in gears, ±8% step angle accuracy, ±10% resistance, and ±20% inductance. Compact and high-torque, it supports low-speed operation with gear ratios from 16:1 to 90:1, ideal for mobile equipment, handheld devices, analytical instrument, and precision automation, and machinery between -10°C and +50°C.