A4988 Stepper Motor Control Module (5 pieces) with Heat Sink for RepRap 3D Printer

⚙️ A4988 Stepper Motor Control Board ● Widely used in 3D printers and small CNC machines ● Easy to use: simple interface for direction and step control, with short-circuit protection ● Intelligent control: automatic selection of current decay mode (fast/slow) ● Multiple protections: thermal overheating, undervoltage lockout, short-circuit protection ● 5 step resolutions: full step, half step, 1/4 step, 1/8 step, 1/16 step ● Adjustable current: potentiometer for setting the maximum output current; Supports higher voltage for increased speed ● Shipped from Germany: Fast delivery (1-2 days after ordering)

📊 Specifications ● Step modes: full, half, 1/4, 1/8, 1/16 ● Driver output capacity: 35V, ±2A ● Driver dimensions: 20 × 15 mm ● Heat sink dimensions: 5 × 5 mm

📦 Package contents ● 1 A4988 driver module ● 1 heat sink