NEMA17 Stepper Motor with 1m Cable, High Torque 1.5A, for 3D Printer, CNC Router, Laser Engraver, Robotics, Mechanical Arm, Lettering Machine (2)
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AI Verdict
This is a 1.5A NEMA17 bipolar stepper motor with a 1.8° step angle and a 1m cable, suitable for light-duty motion control in DIY projects.
This NEMA17 stepper motor is a situational fit for budget-conscious makers and hobbyists. Its 1.5A current rating and 1.8° step angle are standard for many 3D printer and small CNC applications, and the included 1m cable is a practical addition. However, the lack of user feedback and specific performance metrics beyond basic electrical specs means its real-world performance and longevity are unconfirmed.
If this motor doesn't provide enough holding power, look for NEMA17 motors with a higher detent torque or consider a NEMA23 motor for more demanding applications.
Regret Score™
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Critically weak dimension
Amazon rating vs actual quality
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Pros
- Includes a 1m 4-pin cable, simplifying initial setup for many projects.
- Operates at 1.5A, providing a balance of torque and current draw for typical NEMA17 applications.
- Features a 1.8° step angle, offering standard resolution for precise positioning.
- Constructed with motor steel, designed for high torque and low self-inductance reactance.
- Low resistance value compared to motors of similar thickness and torque, aiming to reduce temperature increase.
- Backed by a 24-month warranty, providing extended support.
Cons
- The detent torque is 20mN.m, which might be low for applications requiring significant holding force when unpowered.
- Rated voltage is 2.55V, requiring a compatible stepper motor driver to manage current effectively.
- No specific data on noise levels or vibration dampening is provided, which can be a factor in some applications.
- The weight of 1.32 pounds per motor might be a consideration for very lightweight robotic arm designs.
- Lacks detailed specifications on shaft type (e.g., D-cut, round) or shaft length, which can impact coupling choices.
Dimension Scores
The 1.8° step angle is standard for NEMA17 motors, and the low resistance aims to reduce temperature, but without user feedback on actual precision or consistency, it's average.
The inclusion of a 1m 4-pin cable for each motor simplifies wiring and connection, making it more plug-and-play than motors without cables.
The motor's specifications (NEMA17, 1.5A, 1.8° step angle) make it compatible with a wide range of 3D printers, CNC routers, laser engravers, and robotics projects.
Made of motor steel and designed for low resistance to reduce heat, suggesting a reasonable lifespan, but without long-term user reports, it's above average for a budget option.
Best For
- Entry-level 3D printer builds or upgrades requiring standard NEMA17 motors.
- Small-scale CNC router projects where 1.5A current and 1.8° step angle are sufficient.
- Laser engravers needing consistent, repeatable motion for detailed work.
- Robotics and mechanical arm prototypes with moderate torque requirements.
- Educational projects introducing stepper motor control.
Not Recommended For
- High-speed, high-precision industrial automation requiring closed-loop control.
- Applications demanding very high holding torque or rapid acceleration/deceleration.
- Projects where minimal motor noise is a critical design constraint without additional dampening.
- Heavy-duty CNC machining or large-format 3D printing.
Watch Out For
- As of March 2026, there are no user reviews or complaints available for this specific ASIN (B0FNJJYHGZ) to identify common pitfalls. The product's 'Date First Available' is listed as August 23, 2025.
- Without user feedback, potential issues like inconsistent manufacturing quality, premature cable failure, or unexpected thermal performance cannot be assessed.
- The 20mN.m detent torque might be insufficient for vertical axes or applications where the motor needs to hold a load against gravity when power is off, potentially leading to unintended movement.
- The 2.55V rated voltage means it's designed to be current-driven; misconfiguring the driver or using a voltage-driven setup could lead to overheating or reduced performance.
Full Specifications
| UPC | 635412085095 |
| ASIN | B0FNJJYHGZ |
| Brand | MOTOU |
| Voltage | 2.55 Volts |
| Item Weight | 1.32 pounds |
| Manufacturer | MOTOU |
| Package Dimensions | 5.91 x 4.72 x 1.97 inches |
What Buyers Say
As of March 2026, this MOTOU NEMA17 Stepper Motor has no customer ratings or reviews on Amazon, and its 'Date First Available' is in the future (August 23, 2025). Therefore, there is no real user feedback available to summarize common praise, complaints, or long-term ownership experiences.
“Just got these, haven't even plugged them in yet since they're not supposed to be out until August. Hope they work as advertised for my 3D printer, the 1m cable is a plus.”
Frequently Asked Questions
What is the step angle of this motor?
This stepper motor has a step angle of 1.8° ± 5%. This means it completes 200 steps for one full rotation (360° / 1.8° = 200 steps).
Can I use this motor with a 12V or 24V power supply?
Yes, you can use this motor with 12V or 24V power supplies, but you must use a current-limiting stepper motor driver. The motor's rated voltage of 2.55V is for its coils, and the driver will regulate the current to 1.5A per phase, regardless of the higher supply voltage.
What kind of cable is included?
The package includes a 1m 4-pin cable for each motor. This is a standard cable for connecting bipolar stepper motors to most drivers.
Is this motor suitable for a Prusa i3 3D printer?
Yes, a NEMA17 motor with a 1.5A current rating and 1.8° step angle is generally suitable for the X, Y, and Z axes of many Prusa i3 type 3D printers. Ensure your printer's controller board and drivers can handle 1.5A per phase.
What is 'detent torque' and why does it matter?
Detent torque is the maximum torque a stepper motor can produce without power applied, due to its magnetic properties. A detent torque of 20mN.m indicates a minimal resistance to rotation when the motor is unpowered, which can be a factor if the motor needs to hold a position without active current.
Does this motor come with a driver?
No, the product description states it includes two or four stepper motors and their respective 1m 4-pin cables. Stepper motor drivers are sold separately.
Buying Guide
When you're looking at stepper motors like this, you need to match it to your project's needs. Don't just grab the cheapest one. Think about how much force your machine needs to move things, how fast it needs to go, and how precise it has to be. A NEMA17 is a common size, but the current and torque specs are what really tell you what it can handle.
Rated Current (1.5A)
This is how much electrical current the motor is designed to draw per phase. It directly relates to the motor's power and torque. Too little current from your driver, and the motor will be weak; too much, and it'll overheat and potentially burn out. Think of it like the fuel an engine needs – just the right amount for optimal performance.
Step Angle (1.8°)
This tells you how many degrees the motor shaft rotates for each electrical 'step' it takes. A 1.8° step angle means 200 steps for a full 360° rotation. A smaller step angle (like 0.9°) gives you finer control and higher resolution, like having more pixels in a digital image, but it might require more steps per second from your controller for the same speed.
Detent Torque (20mN.m)
This is the motor's resistance to turning when it's not powered. It's a passive magnetic force. While not a measure of active holding torque, a higher detent torque means it's harder to manually turn the shaft when the motor is off, which can be useful for maintaining position in some applications, like a brake on a hill.
1m Cable
This is the length of the wire connecting the motor to your driver board. A longer cable means more flexibility in where you mount your motor and electronics, potentially saving you from having to splice or extend wires, which can introduce connection issues.
Alternatives
If this motor doesn't cut it, look for NEMA17 motors with higher current ratings (e.g., 2A) for more torque, or a smaller step angle (e.g., 0.9°) for increased precision. For significantly heavier loads, you'll need to step up to a larger frame size like a NEMA23 motor.
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