Pololu A4988 Stepper Motor Driver, Assembled

The Pololu A4988 stepper motor driver is the new more robust design to the A4983 driver. The A4988 can be used with any pololu stepper driven Reprap electronics including all versions of RAMPS and Sanguinololu.

Assembled, no soldering required. The pins have been soldered to the boards.

Sources

Pololu A4988

Pololu Electronics

RAMPS

Sanguinololu