JJ Jujin Used Ender 3 Pro Review: Specs, Pros and Cons
As an Amazon Associate we earn from qualifying purchases. Links on this page are affiliate links.
This jj jujin used 3d printer review covers a pre-owned Ender 3 Pro unit. You get a black machine with a 9.8x8.6x8.6 inch build volume. The printer weighs 16 pounds and measures 17.3 inches wide and deep, with a height of 18.3 inches. It features a removable magnetic bed and a UL certified power supply. The listing notes that units have been stored for over 1.5 years. Some may be returns or unopened stock. You must handle activation yourself before printing.
What stands out
- 9.8x8.6x8.6 inch build volume for standard projects
- Removable magnetic build surface for easy print removal
- UL certified power supply for safety compliance
- Black Ender 3 Pro model design
- Compact footprint at 17.3 x 17.3 x 18.3 inches
Who it fits
Good fit for
This printer suits experienced DIY enthusiasts who already know how to calibrate and maintain a 3D printer. You should have the skills to handle the required professional activation, which costs extra. It is also a fit for those who want a classic Ender 3 Pro form factor on a budget. If you enjoy tinkering with hardware and do not mind buying a used device, this spec sheet offers a familiar workflow for your workshop.
Who should skip it
You should look at another option if you need a plug-and-play experience. This unit requires professional activation, which is not included in the sale. You also need to accept that there is no warranty and no return eligibility. If you are a beginner who needs support or a guaranteed working condition, this used machine is not for you. The lack of seller protection makes it risky for those without technical troubleshooting skills.
Verdict: This used Ender 3 Pro is a spec-rich option for skilled users who can handle activation and maintenance. It is not suitable for beginners or those seeking warranty protection.
Key specs for this used Ender 3 Pro
Build Volume: 9.8X8.6x8.6 Inches
This listing specifies the print area dimensions. You can fit objects up to 9.8 inches wide, 8.6 inches deep, and 8.6 inches tall. This size handles small to medium parts well. It suits hobbyists printing miniatures, tools, or household fixes. Larger models offer more space, but this volume keeps the machine compact. Check your model files to ensure they fit within these limits before printing.
Weight: 16 pounds
The machine weighs 16 pounds. This mass helps stabilize the printer during operation. It reduces vibration and improves print quality for detailed layers. You can move it easily between rooms or desks. It is not too heavy for standard furniture. Compare this to heavier metal-frame printers that offer more rigidity. This weight balances portability with necessary stability for home use.
Dimensions: 17.3 inches wide, 17.3 inches deep, 18.3 inches high
These external measurements define the footprint and height. The square base requires 17.3 inches of desk space on each side. The 18.3-inch height matters for clearance under shelves or cabinets. Ensure your workspace has enough vertical room. This compact form factor fits well in home offices or small workshops. Measure your available space carefully to avoid placement issues.
Model: ENDER 3 PRO
This identifies the printer as the Ender 3 Pro version. You get a known, popular design with a large community. Parts and upgrades are widely available. The Pro model typically includes a glass bed and improved components over the base model. This familiarity helps with troubleshooting and learning. It is a standard choice for beginners and experienced users alike.
Color: Black
The printer features a black finish. This color is standard for the Ender 3 Pro line. It helps hide dust and minor scuffs from daily use. The aesthetic is neutral and fits most home decor styles. It does not affect performance or print quality. This is purely a visual detail. You can expect a uniform dark appearance across the frame and components.
Design and Build Analysis
The listing describes this JJ Jujin unit as a used Ender 3 Pro in black. You should note that these machines have been stored for over 1.5 years. Some units are Amazon returns, while others remain unopened. The seller states that the printers require professional activation before use. This service is not included and typically costs around five dollars. You must handle this setup step yourself or hire a technician. The machine is sold as-is without warranty. It is also not eligible for return. This design choice means you are buying a project, not a ready-to-print appliance. It suits experienced users who can troubleshoot hardware issues.
According to the listing, the printer weighs 16 pounds. Its physical dimensions are 17.3 inches wide and deep, with a height of 18.3 inches. This footprint is standard for the Ender 3 Pro class. The build volume is listed as 9.8 by 8.6 by 8.6 inches. This space allows you to print small to medium parts. The black finish is typical for this model. The magnetic bed is mentioned in the title. This feature helps you remove prints more easily. However, the listing does not detail the internal frame materials. You should assume a standard aluminum extrusion structure based on the model name. The layout appears conventional. You will need to prepare your workspace for assembly and calibration. This is not a plug-and-play device. It requires time and technical knowledge to get running correctly.
Setup and Everyday Use Guide
You must handle the setup process with care. This listing states that professional activation is required before the printer can function. The seller does not include this service. You should expect to pay around five dollars for this step. This is a mandatory requirement. Without it, the machine will not operate. The unit is sold as-is. There is no warranty coverage. Returns are not accepted. You need to verify the condition upon arrival. The printer has been stored for over a year and a half. Some units are returns, while others are unopened. You should inspect the magnetic bed and power supply carefully. The build volume is 9.8 by 8.6 by 8.6 inches. This size fits small to medium parts. The machine weighs 16 pounds. It measures 17.3 inches wide and deep. The height is 18.3 inches. You need a stable surface to place it. The black color matches standard Ender 3 Pro aesthetics. You should have experience with 3D printers. This product is ideal for DIY enthusiasts. You must be comfortable with technical adjustments. The UL certified power supply is a key feature. You should ensure your electrical outlet matches the requirements. Daily use involves loading filament and slicing models. You need to manage the print bed leveling. The magnetic bed allows for easy removal. You should clean the surface regularly. This printer suits those who want a compact machine. You must handle the activation step yourself or hire help. This adds to the initial time cost. You should plan for extra setup time. The lack of warranty means you handle repairs. This is a practical choice for experienced users. You get a functional machine if you follow the steps.
Before You Buy This Used Unit
Owning this used Ender 3 Pro requires more than just plugging it in. You must arrange professional activation first. This step is not included in the listing. You will need to budget for that service separately. Since the unit is sold as-is, you should inspect the mechanical parts carefully. Check the belts for tension and verify the bed leveling screws move freely. The build volume is modest at 9.8 by 8.6 by 8.6 inches. This size limits large prints, so you may need a larger machine for bigger projects. This printer fits best for hobbyists who enjoy tinkering. It suits those who want a familiar platform to learn on. Compare it to newer models if you need automatic bed leveling or a larger print area. This used option works well if you have the skills to maintain it yourself. You must be comfortable with basic troubleshooting and routine upkeep to get the best results from this machine.
Check before you buy
- Confirm professional activation is arranged before printing.
- Check belt tension and bed screw movement.
- Verify nozzle condition and extruder gear wear.
- Ensure you have tools for basic maintenance.
The product at a glance
JJ Jujin Used Ender 3 Pro
Best for: experienced DIY users seeking classic specs
- Build Volume
- 9.8X8.6x8.6 Inches
- Color
- Black
- Dimensions
- 17.3 × 17.3 × 18.3 inches
- Weight
- 16 pounds
View on Amazon: JJ Jujin Used Ender 3 Pro Affiliate link
This used Ender 3 Pro features a 9.8 by 8.6 by 8.6 inch build volume and weighs 16 pounds. You must arrange professional activation before printing, which adds a small extra step. The unit includes a removable magnetic bed and UL certified power supply. It suits experienced DIY users who want a classic printer frame without new-device costs.
Pros
- 9.8 by 8.6 by 8.6 inch build volume
- Removable magnetic bed
- UL certified power supply
- 16 pound weight
Cons
- Requires professional activation before use
- Sold without warranty
- No returns accepted
Good fit if
- You have experience with 3D printer setup
- You want a classic Ender 3 Pro frame
- You prefer a removable magnetic build surface
Skip if
- You need plug-and-play readiness
- You require a manufacturer warranty
- You want a return option
Verdict: JJ Jujin Used Ender 3 Pro is a solid choice for experienced makers who can handle the activation process. It delivers the standard Ender 3 Pro build volume and magnetic bed for those willing to skip warranty protections.
Specifications side by side
| Spec | JJ Jujin Used Ender 3 Pro |
|---|---|
| Build Volume | 9.8X8.6x8.6 Inches |
| Color | Black |
| Dimensions | 17.3 × 17.3 × 18.3 inches |
| Weight | 16 pounds |
| Model | ENDER 3 PRO |
Frequently asked questions
Is the JJ Jujin Used Ender 3 Pro suitable for beginners?
No, this unit is best for experienced DIY users. The listing indicates that professional activation is required before the printer can function. You must handle the setup process with care. It is not a plug-and-play device for those new to 3D printing. You should only buy this if you can manage the activation steps yourself.
What are the physical dimensions of the JJ Jujin Ender 3 Pro?
The machine measures 17.3 inches wide, 17.3 inches deep, and 18.3 inches tall. It weighs 16 pounds. This footprint allows it to fit on most standard workbenches. The build volume is 9.8 by 8.6 by 8.6 inches, which is standard for this model class. You should ensure you have enough clearance around the printer for operation.
What color is the JJ Jujin Used Ender 3 Pro?
The printer is black. This is the standard color for the original Ender 3 Pro design. The listing confirms the unit is black. It does not include any special paint or custom finishes. You get a classic industrial look that matches most workshop environments. The color does not affect performance or print quality.
Does the JJ Jujin listing include professional setup service?
No, professional activation is not included in the listing. You must arrange this service separately before the printer can function. The seller states that you need to pay for this step independently. This is a critical requirement for getting the machine operational. You should budget time and effort for this external service.
How long has the JJ Jujin Ender 3 Pro been stored?
These machines have been stored for over 1.5 years. Some units are Amazon returns, while others remain unopened. The storage duration may affect internal components like lubrication or electronics. You should inspect the machine thoroughly upon arrival. Proper maintenance before first use is essential to ensure reliable performance.
What is the build volume of the JJ Jujin Used Ender 3 Pro?
The build volume is 9.8 by 8.6 by 8.6 inches. This allows you to print small to medium parts. It is suitable for most hobbyist projects. The dimensions are standard for the Ender 3 Pro series. You can fit a wide variety of objects within this space. Just ensure your designs do not exceed these limits.