SKU: 3DDF-1851
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Pro-Range NEMA17 PR42HS48 Stepper Motor D-Shaft

₹1,089.00 (Inclusive of all taxes)
Out of Stock

The Pro-Range NEMA17 PR42HS48-1204A-20F Stepper Motor delivers precise motion control with 5.6 kg-cm holding torque. Ideal for 3D printers, CNC machines, and other applications requiring accurate positioning, this D-shaft motor ensures reliable, step-by-step performance.

Features

  • Delivers 5.6 kg-cm holding torque for robust and precise motion control.
  • Features a standard 1.8° step angle for accurate micro-stepping capability.
  • Equipped with a durable D-type shaft for secure pulley or gear mounting.
  • Optimized for low-speed, high-precision applications like 3D printers and CNCs.

Out of stock

Description

Stepper motors like the Pro-Range NEMA17 PR42HS48-1204A-20F are engineered for applications demanding precise positional control. By moving in accurately repeatable steps, this motor provides 5.6 kg-cm of holding torque at a rated current of 1.2A per phase. It offers an excellent response to starting, stopping, and reversing pulses, making it an ideal choice where exact movements are paramount.

This brushless DC motor is highly beneficial in various precision machines, including 3D printers, CNC routers, mills, camera platforms, and XYZ plotters. Its open-loop control mechanism simplifies the driving electronics, contributing to a cost-effective solution for accurate motion. The durability is primarily dependent on the quality of its bearings, ensuring a long operational life.

For ease of integration, the motor includes a detachable 72cm cable, streamlining wiring and re-wiring processes. The shaft is meticulously machined with a ‘D’ profile, providing superior grip for pulleys, drive gears, and other attachments, effectively preventing stalls or slips during operation and maintaining consistent performance.

Key Features

  • Enables precise angular rotation directly proportional to input pulse signals.
  • Achieves high positional accuracy with a 3% to 5% step angle tolerance.
  • Provides excellent dynamic response for starting, stopping, and reversing operations.
  • Utilizes a simple open-loop control mechanism, reducing overall system cost and complexity.
  • Ensures speed is linearly proportional to the frequency of the applied input pulses.
  • Durable brushless DC design ensures a long operational lifespan, dependent on bearing quality.
  • Includes a convenient 72cm detachable cable for simplified installation and wiring.
  • Machined D-type shaft offers superior grip, preventing slips with pulleys or gears.

Applications

  • Precision 3D printers requiring accurate extrusion and axis movement.
  • CNC routers and mills for carving, cutting, and engraving tasks.
  • Automated camera platforms and slide systems.
  • XYZ plotters and robotic arms for controlled linear motion.
  • General automation projects needing precise angular positioning.

Technical Specifications

Item TypeNEMA 17 Stepper Motor
Model No. / NamePR42HS48-1204A-20F
Step Angle1.8°
Holding Torque5.6 kg-cm
Detent Torque0.28 kg-cm
Rated Current1.2 A
Lead Wire4
Shaft TypeD Type
Shaft Diameter5 mm
Shaft Length22 mm
Motor Length47 mm
Frame Size42 x 42 mm

Frequently Asked Questions

What is the step angle and how does it affect precision?

The 1.8° step angle means the motor completes 200 steps per full rotation. This fine resolution is crucial for achieving high precision in applications like 3D printing and CNC machining, allowing for very small, controlled movements and accurate positioning.

What is the significance of the 5.6 kg-cm holding torque?

The 5.6 kg-cm holding torque indicates the maximum static force the motor can resist without losing its position. This high torque value ensures the motor maintains its commanded position accurately, even under external loads, which is vital for stable and reliable operation in demanding applications.

Is this motor compatible with standard 3D printer controllers?

Yes, this NEMA17 stepper motor is designed for broad compatibility with most standard 3D printer and CNC control boards that support NEMA17 form factor motors. Its 4-wire connection and 1.2A rated current are common specifications, facilitating straightforward integration into existing systems.

What are the benefits of the D-type shaft?

The D-type shaft features a flat side that provides a superior gripping surface for pulleys, gears, or couplers. This design significantly reduces the risk of slippage or stalling under load, ensuring reliable power transmission and consistent, precise motion in demanding robotic or automation applications.

Can this motor operate at high speeds?

While providing excellent precision at lower speeds, this stepper motor is not optimized for extremely high-speed operation. Its primary strength lies in controlled, precise movements and high holding torque, making it ideal for tasks where accuracy and stability are prioritized over rapid revolutions per minute.

Package Includes

  • 1 x Pro-Range NEMA17 PR42HS48-1204A-20F 5.6kg-cm Stepper Motor (D-Type Shaft)

Additional Information

Weight 0.367 kg
Dimensions 4.2 × 4.2 × 4.7 cm