The Openbuilds BlackBox controller is an all in one GRBL Controller. It is capable of running CNC Machines, Laser Cutters and Plasma Cutters. The BlackBox controller can handle any job due to its connectivity options. In the kit you will get the muscle board, brains board, blackbox case, cooling heatsink, cooling fans, xtension connectors and assembly hardware.
- Configurable Relay for generic use cases such as Plasma trigger, Coolant Pumps, Spindle control
- Auxiliary Serial Input for alternative connectivity expansion
- USB Interface
- Up to 24V 5A switched output.
- 5V PWM and 5V Direction Spindle Signals
- 0-10V Analog Spindle Control Signal Output for
- VFD Spindles
- Door Interlock signal connector to allow machines with enclosures to pause/resume when the door opens/closes



- Plug and Play OpenBuilds Xtension wire system
- 3 x Endstop inputs with optional power output (Selectable 5v/24v) for use with mechanical or powered switches.
- XYZ Probe input
- 4th driver configurable to slave X, Y or Z
- Current Adjustment Potentiometers
- Built in Power Switch
- Powered by ATmega328p 8 bit Microcontroller running Grbl 1.1
- Enclosure/Case included, with built in back-lit indication LEDs
- Dimensions 171mm (mounting flange included) x 80mm x 36.4mm
- V-Slot compatible Mounting
- OpenBuilds Control for setup and configuration
Jos√© Fragata (verified owner) –
Nice product.
Nick Clarke (verified owner) –
A comprehensive kit of parts that is easy to build and set up. When used with Openbuilds Control software this is an intuitive easy to use cnc controller that is packed with features…
Paul Carr (verified owner) –
Great little unit, fills a gap in the market.