0 ratings
Item #:
227588219
Ratio 20:1 Planetary Gearbox for Nema 23 Stepper Motor 57x83mm | Planetary Reducer for 57 step motor Backlash 20 arcmin Input Shaft 21mm 10mm incl. 4
Item #:
227588219
BSD 105
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Order now and get it around Sunday, August 23
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
This planetary gearbox delivers strong, steady power, ensuring smooth motion and accurate positioning.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
What Stands Out
High Reduction Ratio
The 20:1 reduction ratio increases torque and precision, making it ideal for demanding applications like CNC machines and 3D printers.
Minimal Backlash
With only 20 arcminutes of backlash, this gearbox enhances accuracy in movement and positioning, crucial for intricate machining tasks.
Durable Construction
Crafted for longevity, the gearbox is built to withstand rigorous use, ensuring reliable performance in various industrial settings.
Product Details
| Brand Name | YEJMKJ |
| Manufacturer | YEJMKJ |
| Part Number | N23GB-57-83-D10-B20 |
| Included Components | gearbox |
| Item Weight | 34.26 Ounces (971.27 grams) |
| Brand | YEJMKJ |
| Number of Items | 1 |
Who Should Buy?
-
CNC Machinists
Ideal for CNC applications needing precise, controlled movement and reducing load on motors.
-
3D Printing Enthusiasts
Perfect for 3D printers requiring reliability and accuracy in extruder mechanisms or tool changing systems.
-
Robotics Developers
Great for robotics projects needing high torque and precision in motion control for servo applications.
-
Casual Users
Not suitable for casual users without technical knowledge of installation and configuration.
Product Description
Ratio 20:1 Planetary Gearbox for Nema 23 Stepper Motor 57x83mm | Planetary Reducer for 57 step motor Backlash 20 arcmin Input Shaft 21mm 10mm incl. 4 Screw 2 Plug 1 Key CNC 3D Printer Lathe
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What are the key specifications of the Ratio 20:1 Planetary Gearbox for Nema 23 Stepper Motor?
Answer: The Ratio 20:1 Planetary Gearbox features a compact design of 57x83mm, specifically made for Nema 23 stepper motors. It boasts a backlash of just 20 arcminutes and accommodates input shafts of 21mm and 10mm. Included in the package are 4 screws, 2 plugs, and 1 key, ensuring a complete installation package. This gearbox is ideal for applications requiring high precision and reliability, such as CNC machinery and 3D printing. -
Question:
How does the 20:1 gear ratio benefit performance?
Answer: The 20:1 gear ratio significantly enhances torque output while reducing the speed of the motor. This means that while the motor operates at a higher RPM, the output torque is amplified, making it suitable for demanding applications such as CNC routers and lathes where precision and power are crucial. In practical scenarios, this gearbox allows your machine to operate efficiently at slower speeds, ensuring excellent control over movements. -
Question:
What is the maximum input speed for this planetary gearbox?
Answer: This planetary gearbox is designed to handle a maximum input speed of around 3000 RPM depending on the operational conditions. However, it's vital to consider how the gear ratio affects overall performance; while higher speeds can be achieved, it is important not to exceed the manufacturer's recommended limits to maintain operational integrity. This makes it suitable for a variety of applications where a balance of speed and torque is needed. -
Question:
Can this gearbox be used in 3D printers?
Answer: Absolutely! The Ratio 20:1 Planetary Gearbox is particularly advantageous for 3D printers that require precise movement and stability. Its low backlash and high torque enable smoother layer printing, reducing the chances of errors. This capability ensures that your 3D printer can produce high-quality prints without compromise, especially with intricate designs or larger projects. -
Question:
What types of applications can this gearbox be used for?
Answer: This gearbox is versatile and can be utilized in a wide range of applications including CNC machines, robotics, 3D printers, and automated lathes. Its design allows for consistent torque output while maintaining accuracy, making it ideal for projects that require detailed precision. You can also use it in hobbyist projects or for prototyping where reliable performance is sought. -
Question:
Is installation of the gearbox straightforward?
Answer: Yes, installing the Ratio 20:1 Planetary Gearbox is designed to be straightforward. The package includes essential components such as screws and plugs that facilitate a quick setup. For most users, following the provided manual and ensuring compatibility with the setup will ensure a smooth installation. This ease of integration makes it a popular choice among both DIY enthusiasts and professionals. -
Question:
What are the benefits of low backlash in gear systems?
Answer: Low backlash is crucial in gear systems like this gearbox as it minimizes the ‘slop’ or play between gear teeth, enhancing positional accuracy. This characteristic is especially beneficial in precision-driven applications such as CNC machining and 3D printing where even the slightest misalignment can lead to errors. A backlash of 20 arcminutes ensures a more reliable and repeatable performance. -
Question:
What materials are used in the construction of this gearbox?
Answer: The Ratio 20:1 Planetary Gearbox is typically constructed from high-quality, durable materials such as aluminum and hardened steel. This combination provides both lightness and strength, ensuring long-lasting performance under various operational conditions. Such robust construction is essential for the longevity and reliability of machinery employing this gearbox. -
Question:
Can I use this gearbox with other types of motors?
Answer: While this gearbox is primarily designed for Nema 23 stepper motors, it may be compatible with other motors that feature similar shaft dimensions and specifications. It's important to verify the input shaft dimensions and ensure compatibility to avoid operational inefficiencies. If you have different motors, consulting product specifications will help determine suitability. -
Question:
Where can I buy the Ratio 20:1 Planetary Gearbox for Nema 23 Stepper Motor?
Answer: You can purchase the Ratio 20:1 Planetary Gearbox for Nema 23 Stepper Motor on Ubuy. Ubuy provides a convenient platform to explore various options and ensure a reliable buying experience. With their extensive range of products and user-friendly interface, finding the right gearbox for your CNC or 3D printing projects is made simple.
YEJMKJ 3D Printer Accessories Editorial Review
No editorial reviews found
Customer Reviews & Ratings
1 customers ratings
-
5 Star
0%
-
4 Star
100%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
BSD 105
Order now and get it around Sunday, August 23
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- 20:1 Ratio Planetary Gearbox for Nema 23 Stepper Motor.
- Backlash ≤ 20 Arcmin and Efficiency ≥ 95%.
- Nominal output torque of 30Nm and moment permissible torque of 60Nm.
- Operational range with a lifetime of 20,000 hours.
- Designed for robotics, CNC equipment, and projects where torque matters.
- Built for durability, with high torque capacity and low noise operation.
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.