0.9deg Thin Nema 14 Stepper Motor Bipolar 0.5A 5Ncm(7.08oz.in) Φ36x12.5mm 4-Wires

Compact single NEMA 14 stepper motor, 0.9° steps, 5Ncm torque, Φ36x12.5mm
✔️ 0.9° step angle, 0.5A/phase, 5Ncm torque, 4-wire bipolar

This compact, single-unit round-hybrid NEMA 14 stepper motor is built for small automation tasks where precise, repeatable motion is key. Typical uses include compact CNC upgrades, hobbyist robotics, and small 3D printer projects. Pair with a proper current‑controlled driver to ensure safe operation and optimal torque.

✅ 14HR05-0504S part number; motor type: bipolar stepper; step angle: 0.9°
✅ Holding torque: 5Ncm (7.08 oz-in); rated current per phase: 0.5A
✅ Phase resistance: 17 Ω; inductance: 7.5 mH ±20% (1 kHz)
✅ Frame size: Φ36 mm; body length: 12.5 mm; shaft Φ5 mm x 10.5 mm; D-cut length 5 mm
✅ Lead length: 300 mm; 4 leads: Black(A+), Green(A-), Red(B+), Blue(B-)
✅ Weight: 50 g; four-wire connection; drive with constant-current or chopper controller

💡 What is a handy question people ask about small NEMA 14 stepper motors for precise positioning?

This quick answer helps you plan the setup. - Use a constant-current (chopper) driver to protect windings and keep torque steady - The 0.5A per phase rating matches common compact drivers for smooth microstepping - The 0.9° step angle gives 400 steps per revolution for fine positioning - Ensure correct wiring: A+ to A coil, A- to A, B+ to B coil, B- to B; four-wire setup