ARCELI A4988 Compatible with Stepper Stepper StepStick Motor Diver Module with Heat Sink for 3D Printer Controller Ramps 1.4 (5 Piece Pack) - Red

• A4988 driver card widely used in 3D printers and small CNC machines
• Simple step and direction control interface
• Thermal protection, over-current protection, ground fault protection
• Five different step resolutions: full step, middle step, fourth step, eighth step and sixteen step
• Adjustable current control allows you to set the maximum current output with a potentiometer, which allows you to use voltages above the rated voltage of your stepper motor to reach higher step rates

Budget: Size: A4988: 20 x 15 x 11 mm (LWH) Heatsink: 9 x 9 x 5 mm (LWH). Weight: 0.8 complaints Red Features: - Intelligent cutting control automatically selects the correct current decay mode (fast decay or slow decay) -Over-temperature thermal shutdown, low voltage lock and cross current protection -Automatic detection of current decay mode / selection - Internal UVLO -Mixed with slow current decay modes - Synchronous rectification for low power dissipation. -Low current protection. - Thermal shutdown circuit. -3.3 and 5V logic power compatible - Thermal shutdown circuit. Ground fault circuit -Short-circuit protection charging. -Five optional step modes: full, 1/2, 1/4, 1/8 and 1/16 Package Included: 5 x A4988 Stepstick Stepper Motor Diver Module 5 x heat sink