Features:
  • Use removable A4988 or DRV8825 compatible stepping driver.
  • The extension board can be used for engraving machine or 3D printer driver.
  • Compatible with GRBL 0.8. Open-source firmware, converting G code command into stepping .
  • PWM spindle and direction pin, 4 shaft support (X, Y, Z, A - you can copy X, Y, Z or use pin D12 and D13 customize firmware perform complete shaft 4).
  • Compact design, stepping motor can pin connectors or be soldered.
  • This is a set of disassembled part, and you need basic soldering skills to solder them together.


Specifications:

CNC Expansion Board:
Version: V3.0
Color: Red
Size: 68 x 53 x 18mm / 2.67 x 2.08 x 0.7"

Voltage: DC 12V to 36V (only DRV8825 driver can handle up to 36V, so please consider voltage for power supply)


4pcs A4988 Driver:
Color: Red
Size: 20 x 15mm / 0.78 x 0.59"
Thermal Shutdown Circuit: Yes
Current Protection: Yes
Ground Fault Protection: Yes
Short Circuit Protection: Yes
Compatible Logic Voltage: 3.3V and 5V

Five Step Modes: Full, 1/2, 1/4, 1/8 and 1/16

Mix with slow current attenuation model.
Internal UVLO and low RDS (on) output.
Automatic current attenuation mode Detection/Select.
Phase-in rectifier, low power consumption.

Warning: Connecting or disconnecting stepping motor while driver is powered on might damage driver.


4pcs Heat Sinks:
Size: 8 x 8mm / 0.31 x 0.31"

Color: White


Package Includes:
1 x V3 Extension Board
4 x Drivers
4 x Heat Sinks
  



 

1. Our listing price includes the value of goods,packaging cost,and export taxes,not including international duties.
2. duties,taxes,and charges are not included in the item price or shipping fee.
3. The duties are buyers' responsibility.Please check with your country's customs office determine what these additional costs will be prior to your purchase.
4. All disputes arising from the duties will be submitted to ebay for solution.

 

1. Any questions, pls. contact us via ebay message or email us.We will reply your message within 48 hours. If you do not receive our reply within 48 hours, pls. post a message again because sometimes our message system may block some emails.

2. If you are satisfied with our service, pls. kindly leave us a positive feedback and give us the Detailed Seller Rating with all "5 " in very area
3. Our aim is to provide Level Customer Service, your recognition will encourage us greatly and serve you better. We strive to keep all our customers satisfy. 

https://image-us.chengykj.com/upload/third_resource/image/feedback.jpg


We will do our up most to exceed your expectations in customer service, communication and dispatching of your orders. 

https://image-us.chengykj.com/upload/third_resource/image/shipc73.jpg

On Dec 4, 2023 at 08:01:42 PST, seller added the following information:

DataCaciques