NEMA11

							Type				Hybrid Stepper Motor					Excitation Sequence
							Flange Size				28mm Square
							Phases				2
							Step Accuracy				±5%						STEP	A+	B+	A-	B-
							Radial Force				30N(6.5Lbs.) at end shaft
							IP Rating				IP40						1	+	+	-	-
							Operating Temp				-20℃ to +50℃						2	-	+	+	-
							Insulation Class				B, 130℃						3	-	-	+	+
							Insulation Resistance				100 MΩ					CW	4	+	-	-	+	CCW
Dimensions(mm)
Technical Data
Model			Step Angle		Motor Length		Current		Resistance		Inductance		Holding Torque		Detent Torque		Inertia		Wires		Weight
			(° )		L(mm)		(A)		(Ω)		(mH)		(N.m)		(N.cm)		(g.cm²)		(No.)		(g)
TH2828HS-6004			1.8		28		0.60		4.2		2.2		0.045		0.3		6.0		4		105
TH2833HS-3504			1.8		33		0.35		15.0		9.2		0.060		0.4		9.0		4		110
TH2833HS-6004			1.8		33		0.60		5.5		3.2		0.060		0.4		9.0		4		110
TH2845HS-7004			1.8		45		0.70		7.0		5.0		0.080		0.6		11.0		4		140
TH2845HS-9506			1.8		45		0.95		3.4		1.2		0.060		0.6		11.0		6		140
TH2851HS-6004			1.8		51		0.60		9.0		7.2		0.100		0.8		13.0		4		180
TH2851HS-9306			1.8		51		0.93		4.6		1.8		0.080		0.8		13.0		6		180
Torque Unit Conversion: 1N.m≈10.2kgf.cm≈141.6oz.in≈8.85lb.in
If you need other parameters, please contact customer service.
Motor Driver Connections

High Precision Stepper Motor | Nema11 | Balanced Performance for General Automation

Features

1. 28mm frame size, standard industry mounting pattern

2. Holding torque range: 0.08–0.25Nm, step angle 1.8°

3. Low noise and low resonance at medium to high speeds

4. Compatible with planetary gearbox, encoder, and lead screw assembly

Description

Nema11 stepper motor is a two-phase hybrid stepper motor with 28mm square flange. It offers a good balance between size and torque, making it a popular choice for various automation equipment. The motor features precision-machined rotor and high-grade permanent magnets, ensuring consistent step accuracy and repeatability. Step angle is 1.8° ± 5%. We provide optional motors such as single shaft, dual shaft, with or without dampers, and can be matched with micro planetary gearboxes for better torque output.

Wide range of Nema11 configurations:

Frame size 28mm, step angle 1.8°, holding torque 0.08–0.25Nm, rated current 0.5–1.2A, custom winding and shaft available.

Applications

- CNC engraving machines

- Medical syringe pumps

- ATM and bill validation units

- Office automation (scanners, copiers)

- Textile machinery

- Robotic grippers

Advantages of Nema11 Stepper Motor

1. Standardized mounting: 28mm flange compatible with most automation equipment.

2. Smooth motion: Optimized for low resonance and reduced vibration.

3. Flexible integration: Supports gearbox, encoder, and lead screw add-ons.

4. Cost-effective: Balanced performance for high-volume applications.