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Continue to ChatTB6600 Driver Stepper DC 9-42V Max 4.2A http://store.arrowdot.io/product/tb6600-driver-stepper-dc-9-42v-max-4-2a/
TB6600 Driver Stepper DC 9-42V Max 4.2A http://store.arrowdot.io/product/tb6600-driver-stepper-dc-9-42v-max-4-2a/