I don't know if it is limited to 1A. Would that explain the hotness using the other steppers? How can I tell if those drivers limit at 1 A?
Maybe there is something to the resistance/voltage rating of the stepper motors.
No, there are no heatsinks on the drivers.
Maybe there is something to the resistance/voltage rating of the stepper motors.
No, there are no heatsinks on the drivers.