# What’s required
- 24VDC Power Supply
- 25W for the Aurora
- 5W per Step Dir module
- 10W per IO module
- 5W per Laser module
- 200-800W per Servo Motor
- Dedicated power supplies for the motors is strongly recommended
- A 3D Printer
- With the original electronics removed
- Mounting hardware (see Installation / Mounting), one of the following:
- 35mm DIN Rails or
- M4 mounting screws and spacers