Power shield that can drive: relays, solenoids, DC and stepper motors. Also available as completely mounted module VMA03: MOTOR & POWER SHIELD FOR ARDUINO.
Features:
2 channels
Choose between an external or internal (Vin) power supply.
Based on the dual full-bridge driver L298P.
Downloadable sample sketch.
Stackable design: the shield can be stacked with other shields.
Large user community.
Requires 1 Arduino UNO™ (not included).
Specifications:
2.5 A (max.) output current (each channel)
50 V (max.) external power supply input
Used pins on an Arduino UNO board can be selected to accommodate for other stacked shields.