Nema 23 Closed Loop Stepper Motor With Integrated Driver For CNC Mills And Lathes, 1.8 Degree Step, 3 Nm High Torque, 2 Phase Bipolar, Low 0.70 Ohm Resistance, 4.2 A Current, 129mm Cable, 0.3m Lead For Pro Grade Precision Milling And Turning

NEMA 23 Closed-Loop Stepper Motor with Integrated Driver ✔️ 3Nm torque, 1.8° step, 4.2A, 0.70Ω, integrated driver, 1 unit

This NEMA 23 closed-loop stepper motor includes a built-in driver and is ideal for CNC mills, lathes, and automation projects. Its compact 57x57x129 mm size fits tight spaces while delivering steady torque for accurate milling and turning.

Dimension	Metric	Imperial
Body size	57 x 57 x 129 mm	2.25 x 2.25 x 5.08 in
Shaft length	21 mm	0.83 in
Shaft diameter	Ø8 mm	Ø0.315 in
D-cut length	15 mm	0.59 in
Installation hole distance	47.14 mm	1.86 in
Weight	1699 g	3.75 lb

✅ Holding torque: 3 Nm (424.84 oz-in)
✅ Step angle: 1.8 degrees (200 steps/rev)
✅ Type: 2-phase bipolar with integrated closed-loop driver
✅ Current rating: 4.2 A; Resistance: 0.70 Ω
✅ Cable: 0.3 m included; Rotor inertia ~290 g.cm²

💡 What is a closed-loop motor used for in precision CNC work? This handy setup helps boost accuracy and control in milling and turning tasks. - Handy for precise positioning in CNC mills and lathes - Reduces drift or missed steps during long runs - Lowers noise and heat with closed-loop feedback - Easy integration with common CNC controllers