SKU: 3DDF-1878
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NEMA17 4.4 kg-cm Stepper Motor 42HM48-1684

₹1,399.00 (Inclusive of all taxes)
Out of Stock

This NEMA17 stepper motor delivers 4.4 kg-cm of holding torque with a precise 0.9° step angle, operating at 1.68A per phase. Ideal for applications requiring accurate, low-speed position control.

Features

  • Delivers 4.4 kg-cm holding torque for robust motion.
  • Achieves high precision with a fine 0.9° step angle.
  • Operates efficiently at 1.68A per phase for consistent performance.
  • Features a round shaft for secure pulley or gear mounting.
  • Designed for simple open-loop control in precise positioning tasks.

Out of stock

Description

The NEMA17 4.4 kg-cm Stepper Motor is engineered to provide precise, controlled motion, delivering a substantial 4.4 kg-cm of holding torque at 1.68A per phase. This motor is particularly well-suited for applications demanding high precision at low speeds, such as 3D printers, CNC machines, and robotics projects where accurate positioning is critical.

Position control for this NEMA17 motor is managed through a straightforward open-loop mechanism, eliminating the need for complex and costly electronic control circuitry. Its round output shaft is meticulously machined to ensure superior grip with pulleys, drive gears, or couplers, effectively preventing slippage and maintaining consistent performance even under varying loads. This design choice enhances reliability and simplifies integration into existing systems.

Key Features

  • Precise angular control directly proportional to input pulses.
  • Offers high accuracy with a typical 3-5% step precision.
  • Ensures reliable starting, stopping, and direction reversal.
  • Cost-effective control due to simplified open-loop circuitry requirements.
  • Motor speed is linearly proportional to the frequency of input pulses.
  • Robust 4.4 kg-cm holding torque for demanding applications.
  • Standard NEMA17 frame size for broad compatibility.

Applications

  • 3D Printer X, Y, or Z-axis motion control.
  • Small-scale CNC machines and laser engravers.
  • Robotic arms and automation projects.
  • Precise positioning mechanisms in laboratory equipment.
  • Automated camera sliders and linear actuators.

Technical Specifications

Item TypeNEMA 17 Stepper Motor
Model Number42HM48-1684
Step Angle0.9°
Holding Torque4.4 kg-cm (0.43 Nm)
Rated Current1.68 A/Phase
Nominal Voltage3 V
Coil Resistance1.65 Ohms/Phase
Inductance4.1 mH/Phase
Resolution400 steps/Revolution
Shaft TypeRound
Shaft Diameter5 mm
Shaft Length21 mm
Body Dimensions (L x W x H)42 x 42 x 48 mm
Weight380 g

Frequently Asked Questions

What is the step angle and resolution of this NEMA17 motor?

This NEMA17 stepper motor features a precise 0.9° step angle, resulting in 400 steps per revolution. This high resolution allows for very fine and accurate positioning, crucial for detailed 3D printing and CNC operations, providing smooth and controlled motion.

What is the typical holding torque and current for this motor?

The motor provides a substantial 4.4 kg-cm (approximately 0.43 Nm) of holding torque, ensuring stable positioning under load. It operates efficiently at a rated current of 1.68 A per phase, balancing power delivery with thermal performance.

What are the primary applications for a 4.4 kg-cm NEMA17 stepper motor?

This stepper motor is ideally suited for applications requiring high precision and moderate torque. Common uses include X, Y, or Z-axis drives in FDM 3D printers, small to medium-sized CNC milling machines, laser engravers, and various robotics or automation projects.

Can this motor be used with standard stepper motor drivers?

Yes, this NEMA17 stepper motor is compatible with most standard stepper motor drivers designed for NEMA17 motors. Ensure the driver can supply 1.68A per phase and has appropriate voltage capabilities. Proper driver current setting is essential for optimal performance and motor longevity.

What type of shaft does this motor have, and why is it important?

This motor features a round type shaft with a 5mm diameter and 21mm length. A round shaft provides excellent grip for pulleys, gears, or couplers, minimizing the risk of slippage. This design is crucial for maintaining consistent and accurate motion transfer in drive systems.

Package Includes

  • 1x 42HM48-1684 NEMA17 4.4 kg-cm Stepper Motor with Round Type Shaft

Additional Information

Weight 0.38 kg
Dimensions 4.2 × 4.2 × 4.8 cm