High-Torque 10:1 Ratio NEMA 17 Integrated Stepper Motor – 2.2V 2A 0.45Nm Planetary Gearbox, 42mm Hybrid Integrated Motor

High-Precision NEMA 17 Integrated Stepper Motor with 10:1 Gear Ratio

Our NEMA 17 Integrated Stepper Motor with a 10:1 planetary gearbox delivers higher torque in a compact design. Featuring hybrid stepper motor technology, 42mm frame size, and robust structure, this motor supports reliable industrial motion control.

Key Features

• High torque output with 10:1 integrated planetary gearbox
• Hybrid NEMA 17 stepper motor – compact and durable
• Ideal for applications requiring slow speed & strong holding torque
• 4-wire direct cable for easy integration
• Precision motion for 3D printer, automation, CNC axes, robotics

Technical Specifications

Model Number	42DL40-204A-HPS10-A1
Frame Size	42mm × 42mm (NEMA 17)
Gear Ratio	10:1
Gear Stage	2-Stage Planetary
Step Angle	1.8°
Phase	2 Phase
Rated Voltage	2.2V
Rated Current	2.0A/Phase
Holding Torque (after gearbox)	0.45 Nm
Shaft Type	Round Shaft
Wiring Type	4-Wire Direct Leads
Motor Length	40mm
Insulation Class	Class B
Ambient Temp.	-20°C ~ +50°C

Wiring Diagram

Wire Color	Signal
Red	B+
Blue	B−
Black	A+
Green	A−

Gear Ratio Table

Model	Gear Ratio	Reducer Series	Noise (dB)	Efficiency (%)	Backlash (arcmin)	Length (mm)
42DL40-204A-HPS10-A1	10:1	2	<58	99%	<15	40

FAQ – Common Planetary Gearbox Questions

Q1: What is the professional term for “Planetary gearbox” in English?
A1: The most accurate term is Planetary Gearbox or Planetary Gearhead. They describe a transmission system with a sun gear, planet gears, and ring gears.

Q2: What is Backlash and why is it important?
A2: Backlash refers to the small angular movement between gears in the gearbox when reversing direction. Low backlash is essential for precise positioning, especially in robotics and CNC machining.

Q3: What does “Direct-Connect” planetary gearbox mean?
A3: “Direct-Connect” refers to a planetary gearbox that is directly coupled with the motor, eliminating the need for additional couplings, providing higher rigidity, and reducing space requirements.

Q4: What does Rated Torque mean?
A4: Rated Torque is the maximum continuous torque that a gearbox can handle over its lifespan without failure. It’s crucial for ensuring the system’s reliability under load.

Q5: What makes planetary gearboxes advantageous?
A5: Planetary gearboxes provide high power density, low backlash, and smooth performance. These features make them perfect for applications in robotics, automation, and high-precision machinery.

Download Datasheet

Download the full specification sheet for detailed parameters, wiring guide, and performance curves.

📄 Download PDF Datasheet