Are you experiencing inconsistent results, lost steps, or frustrating downtime with your CNC, 3D printer, or embroidery machine? Precision in motion control is non-negotiable for professional-grade output. Without a reliable stepper motor, your projects can suffer from inaccuracies, leading to wasted materials, lost time, and ultimately, reduced profitability.

Unlock Precision and Reliability for Your Machines

The G-PENNY MACHINE 57HS7640A4 NEMA23 Stepper Motor is engineered to provide the stable, precise angular movements your automation equipment demands. With a 1.8-degree step angle, this motor ensures fine control over positioning, crucial for intricate designs and accurate cuts. Its impressive 1.89Nm (270Oz-in) holding torque prevents unwanted movement, maintaining position even under load, while the 4A current rating ensures rapid response and consistent power delivery throughout operation.

Engineered for Performance and Durability

This stepper motor features high-grade SH level magnetic steel for consistent, powerful performance and a coated rotor design that reduces burrs, leading to smoother operation and significantly less noise. Every component, from the stator to the rotor, undergoes rigorous testing before assembly. Once assembled, each motor is subjected to a final functional test to guarantee it meets our high standards for quality and reliability, ensuring you receive a product ready for immediate deployment.

Broad Application Compatibility

This versatile NEMA23 stepper motor is an ideal solution for a wide array of industrial automation tasks, solving common pain points like inaccurate positioning and inconsistent output across various machines.

• CNC Machines: For precise milling, routing, and cutting.
• 3D Printers: Ensuring accurate layer deposition and smooth axis movement.
• Embroidery Machines: Delivering consistent stitch quality and pattern accuracy.
• Engraving Machines: Achieving sharp, detailed engravings.
• Textile Automation: For reliable fabric handling and positioning.
• Medical Equipment: Where precise, repeatable movements are critical.
• Packaging and Printing Equipment: For dependable material feeding and processing.

Technical Specifications

• Model Number: 57HS7640A4
• Brand: G-PENNY MACHINE
• Size: 57x57x76mm
• Number of Phase: 2
• Step Angle: 1.8±5% degrees
• Holding Torque: 1.89Nm (270Oz-in / 16Kg.cm)
• Rated Voltage: 2.2VDC
• Rated Current: 4.0A
• Resistance: 0.56±10%Ω
• Inductance: 1.85±20%mH
• Lead Wire: 4
• Shaft Diameter: 6.35mm / 8.0mm (Single shaft)
• Rotor Inertia: 482g.cm
• Insulation Resistance: 100MΩ 500VDC
• Insulation Class: B (130°C)
• Ambient Humidity: 15% to 95%
• Cable Length: 1m

Confirming Compatibility

This motor is designed for robust performance across many industrial automation applications. To ensure a perfect fit for your specific setup, please confirm your machine’s motor specifications and required shaft diameter (available in 6.35mm or 8.0mm) before placing your order. Not sure? Contact us with your machine model, and our expert team will help you confirm compatibility.

Shop with Confidence at 360 Digitizing Shop

Every G-PENNY MACHINE 57HS7640A4 NEMA23 Stepper Motor is function-tested before shipping to ensure it meets performance standards, so defective units are never sent. In the rare event a defective item arrives, you are protected by our buyer protection policy, guaranteeing a full refund within 4 days, allowing you to purchase with complete peace of mind.

Frequently Asked Questions

What is the primary function of the G-PENNY MACHINE 57HS7640A4 NEMA23 Stepper Motor?
This stepper motor provides precise, controlled angular movements, essential for accurate positioning and reliable operation in industrial automation equipment like CNC machines, 3D printers, and embroidery machines.

What machines is this stepper motor compatible with?
It is widely used in CNC machines, 3D printers, embroidery machines, engraving machines, medical equipment, stage lighting, textile automation, printing, and packaging automation equipment.

What is the holding torque of this motor?
The motor has a holding torque of 1.89Nm (270Oz-in or 16Kg.cm), providing strong resistance to external forces to maintain position accurately.

How do I ensure this motor fits my machine?
Please check your machine’s existing motor specifications, particularly the NEMA size, voltage, current, and required shaft diameter (this motor is available with 6.35mm or 8.0mm shafts). If you are unsure, contact us with your machine model for assistance.

What is included with my purchase?
Your purchase includes one G-PENNY MACHINE 57HS7640A4 NEMA23 Stepper Motor with a 1m cable.

What is 360 Digitizing Shop's quality assurance and refund policy?
Every motor is function-tested before shipping to prevent defective units. If a defective item arrives, you are covered by our buyer protection policy, guaranteeing a full refund within 4 days.

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