Nema 14 Stepper Motor 0.9deg(400 Steps/rev) 0.4A 11Ncm/15.6oz.in Bipolar 4-Wires

NEMA 14 single-piece bipolar stepper motor with 0.9° steps for precision
✔️ 0.4A per phase, 11 Ncm holding torque, 4-wire drive

Compact and precise, this NEMA 14 bipolar stepper motor is designed for tight spaces in automation, CNC, and robotics. It’s a single-unit motor ideal for small projects like mini CNCs, 3D printers, or micro-positioning tasks where space is at a premium.

✅ Frame size: 35 x 35 mm; body length 28 mm; shaft Ø5 mm; weight 140 g
✅ Step angle: 0.9° (400 steps/rev); rated current 0.4 A/phase; resistance 2.5 Ω
✅ Inductance: ~24 mH (±20% @1 kHz); 4-lead wiring (A+, A-, B+, B-)
✅ Leads length: 300 mm; motor part number 14HM11-0404S
✅ Holding torque: 11 Ncm (15.6 oz-in); D-cut length 15 mm
✅ Warning: use constant-current or chopper drive; do not power directly

💡 What is a small bipolar stepper motor used for in precision motion projects?

This handy motor is ideal for compact setups needing precise, repeatable motion.

- Compact 35 x 35 mm frame fits tight layouts - 0.9° step angle yields high resolution without gearing - Four-wire bipolar wiring works with common drivers - Low current draw helps manage heat in small systems