A4988/DRV8825 Stepper Motor Driver Expansion Board
A4988/DRV8825 Stepper Motor Driver Expansion Board
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Delivery Options
Delivery Options
- Local delivery within Hong Kong and in-store pickup.
- Free shipping for orders of HK$400 or above; HK$35 shipping fee for orders below HK$400.
- Shipped by SF Express, usually dispatched the same day for orders confirmed before 6:00 PM (Mon–Sat).
- Estimated delivery time: 1–3 business days after dispatch (Hong Kong).
- In-store pickup details (location and time) will be confirmed by email or phone message.
- Delivery times are estimates and may be affected by weather or unforeseen circumstances.
Single A4988/DRV8825 stepper motor driver expansion board for Arduino‑based 3D printers, CNC and electric toy projects, ideal for upgrades, repairs and prototyping.
Key features
- One A4988/DRV8825‑compatible stepper driver expansion board for NEMA 17 and similar bipolar steppers.
- Arduino‑friendly layout with clearly labeled STEP, DIR, EN and microstep pins for quick wiring.
- Onboard DIP switches for flexible microstepping settings to achieve smoother, more precise motion.
- Large electrolytic capacitor at motor power input improves voltage stability and protects driver ICs.
- Recommended 9 V / 1 A external power supply for typical low‑power stepper motor applications.
- Ideal as a single replacement part or for building and testing new 3D printer and robotics designs.
Detailed description
This A4988/DRV8825 Stepper Motor Drive Control Board is sold as a single expansion module, perfect when you only need one board for repair, upgrade or prototype work. The compact PCB bridges your Arduino controller and stepper motor driver, exposing all critical control and power pins through convenient headers and screw‑less connectors.
Using the onboard DIP switches, you can configure microstepping modes (such as full, half, quarter, eighth or sixteenth step, depending on the driver used) to fine‑tune the balance between torque, noise and precision. The integrated high‑value capacitor stabilizes the motor supply line, reducing voltage dips that might otherwise cause missed steps or driver resets during fast moves.
Whether you are maintaining a single 3D printer, experimenting with a small desktop CNC, or adding motion to an electric toy project, this standalone expansion board offers a clean, reliable way to connect your A4988 or DRV8825 module. Its durable construction withstands frequent plugging and unplugging in hobby and classroom environments.
