10 Best Grbl Controller of 2025

Tested and Reviewed: Top 10 Grbl Controller deals with expert ratings from 8.1 to a perfect 10

April 2026 Edition

Editor's Choice

9.7

NYMOLABS

NymoLabs 4 AXIS USB CNC Offline Controller, Offline GRBL Control Module with 7inch IPS Touch Screen for grbl firmware CH340 chip 3018/3030/4030/4040/5040/6040/6050 CNC Router Machines

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Editor's bottom line:

“This grbl controller is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Compatibility: Suitable for desktop CNC routers with GRBL firmware, CH340 communication chip, and a baud rate of 115200. Compatible with most desktop CNC routers machines, such as the 3018, 3030, 4030, 4040, 5040, 6040, and 6050 GRBL version CNC routers machines
USB Communication: This offline controller communicates with the GRBL CNC control board via USB, instead of using an 8-pin or 10-pin cable, providing better compatibility and user experience
7-Inch Touch Screen: This offline controller features a 7-inch IPS touch screen with a resolution of 1024x600. The screen uses CTS, which responds faster than RTS. Compared to offline controllers with a 2.8-inch display, the display and operating area are increased by 150%, offering more responsive operation
Advanced Features: Supports 4-axis control, tool path preview, custom macro buttons, parameter settings, tool path graph generation, spindle and probe parameter settings, manual data input, with options for controller storage and SD card storage. It covers nearly all the functions of computer CNC software, enabling offline control without the need for a computer
Aluminum Shell and Accessories: The controller shell is made from CNC-machined aluminum alloy and includes a mounting bracket
MicroSD card, SD card reader, Type-C cable, USB cable, installation tools, and accessories. The installation is convenient and user-friendly. Controller weight: 680 grams

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9.5

CNCTOPBAOS

CNCTOPBAOS 3 Axis GRBL 1.1f USB Port CNC Engraving Machine Controller Board for CNC Router Engraver Milling Machine 3018-PRO 1610-PRO 3018-PRO-MAX Control Card

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Main Highlights

Model: Upgraded 3 Axis GRBL 1.1F USB Port GRBL Control Board; Input voltage: 24VDC
Support software: GRBL Contol/Candle(3 axis)/Universal Gcode Sender; Support System: Windows XP/7/8/10
Support Motor: Support XYZ three-axis control, spindle.Support stepper motor: 12V, maximum current of 2A or less is recommended within 1.5A and additional heat. (Any stepper motor Nema17,Nema23);Support spindle: Support 24VDC Spindle PWM speed 0%-100%,also support 3-pin PWM/TTL signal control module
New functions: Add 2-pin emergency stop button port,probe port,XYZ limit port and add the power button switch;Applications: The control board can be used with the 1310,1610-PRO, 3018,3018-PRO and 3018-PRO MAX etc engraving machines
IMPORTANT: This is a control board, NOT plug-and-play. Pls Connect 24VDC to board, then connect USB to PC. Driver: Install your CH340 driver. In Device Manager > "Ports", verify "USB-SERIAL CH340 (COMx)" appears. Software: Use GrblControl/Candle. Select same COM port, set baud rate to 115200, click "Connect".Unlock: After connect, click "Unlock" or send $X command Final Check: If connected but no movement, release emergency stop, ensure limit switches off, then click "Reset" & "Unlock"

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9.5

Makerbase

32 bit ESP32 GRBL expansion board MKS DLC32 control card TS24 CNC offline touch screen CNC3018 PRO upgrade controller For mini Laser Engraving carving machine

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Main Highlights

Support Web,APP control
TS2.4 inches LCD offline control
Compatible GRBL
SD card reader on board
X,Y1,Y2,Z axis.Support TTL and PWM

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9.2

F-Yi

F-Yi GRBL Controller Board 3 Axis Controller Panel for DIY CNC 3018 1610 2418

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Main Highlights

Support GRBL and benbox firmware.Support CNC 3-axis laser engraving machine.
Input voltage: DC7V-36V. Power supplyRecommended use 12V-24V , Recommended current value5A-10A. (the power supply voltage should be the same as the laser voltage.)
USB cable:Length 20cm.Firmware: GRBL 08, 09, 1.1and so on.
It suitable for 3018 Pro,2418 and so on.Please set the stroke in the command.For example 3018, please set the stroke in the command, 30cm length and 18cm width;2418, please set the XY stroke in the command, length 24cm, width 18cm.
Package List:1pcs GRBL Control Board +1pcs USB cable + 3pcs Heat sinks.

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9.0

SWTHM

3 Axis GRBL Grblcontrol Stepper Motor 32-Bit CNC Engraving Machine Controller (1 Z-axis 2 Y-axis and 1 X-axis)

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Main Highlights

HIGH PERFORMANCE: This controller utilizes a 32-bit processor and GRBL firmware for higher computing power and faster response times. This means you can expect faster movements and more precise positioning, resulting in increased productivity and machining quality.
Ease of Use: The Grblcontrol software provides an intuitive interface that allows you to easily set up and control your CNC engraving machine. You can set motion parameters, adjust speed and acceleration, and perform real-time monitoring and debugging through this software. This makes the operation easier and more convenient.
MULTIFUNCTIONAL: This controller has many excellent functions, such as limit switch inputs, PWM outputs, manual control buttons and so on. These features can help you better control and protect your equipment to ensure safe and reliable operation.
STABILITY: GRBL firmware is a widely used open source firmware with stability and reliability. This means you can use this controller with confidence without worrying about malfunctions or errors.A computer connected to a Windows 10 system is required for operation. When setting it up, please make sure it is always connected and not offline.
APPLICABILITY: Suitable for a wide range of engraving and cutting tasks, this controller controls the movement of stepper motors, enabling you to perform precise positioning and movement in the X, Y and Z axes. Whether you are making woodworking pieces, metal parts or other types of products, this controller can help you achieve accurate and efficient processing.

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8.8

Doesbot

AOLDHYY Doesbot GRBL 1.1 A4988 Control Board CNC Controller Router CNC Engraving Machine Control Board 3018 3 Axis USB Control Laser Board Corexy Open Source with External Driver Interface

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Main Highlights

Input voltage (board power supply): 12V to 24V
Double y-axis, all-round use,XYZ or XYY
Support Laser or Spindle
Support 12V, 5V with TTL and without TTL laser
Support external Offline Controller(Optional)

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8.6

RATTMMOTOR

RATTMMOTOR 3-Axis Update GRBL 1.1f CNC Controller with Emergency and Limit Switch Fuction, CNC Router Engraver Machine GRBL Controller Board with Fan Cooling for CNC Wood Router Machine

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Main Highlights

Basic ParametersConnection:USB (USB-CH340), Input voltage:12-24VDC (recommend 24VDC), Power Interface:5.5-2.5mm DC interface, Control software:GRBL control/ Lasrrgrbl, Support system:Windows XP / Win 7 / Win 8 / Win 10 (32/64 )/ Linux. Support Stepper motor:12V, maximum current of 2A or less,is recommended within 1.5A and additional heat (any nema17 or nema23 stepper motor). Spindle PWM speed: Support,
Mutiple FunctionsMaximum support for 20000RPM spindle, Support 0.5W-20W module, Support tool setting(probe) , Support GRBL offline controller. Equipped with silent fan, good cooling effect.
Emergency Stop Function Added an emergency stop button, during the engraving process, if the user encounters an emergency and needs to stop the engraving immediately, user can press the button to stop the operation.
X/Y/Z axis Limit Switch FunctionAdded X/Y/Z axis limit switch, when the engraving machine moves up and down or left and right, it will stop immediately if it exceeds the forming range.
Power Switch Button FunctionAdded the power switch button, simple operation, more safety in the process of using the machine.

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8.3

Macrobase

CNC 6 axis Breakout Board Control Panel USB Motion Card ESP32 WiFi 32bit CPU

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Main Highlights

ESP32 32-bit high-speed processor
Pre-installed Fluidnc firmware
X,Y,Z,A,B,C axis
12-24V DC, 0-10V PWM output

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8.1

FoxAlien

FoxAlien CNC Offline Controller for Masuter Pro and Masuter 3, Offline Control Module with Touchscreen LCD GRBL Control for FoxAlien CNC Router Engraving Machine

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Main Highlights

Compatible with FoxAlien Masuter 4040, Masuter 3, Masuter Pro, WM-3020, and 3018-SE CNC Router CNC engraving machines. (Not compatible with FoxAlien Masuter 3S)
Touchscreen Control, simple and easy.
SD Card Included. Testing files are included in the SD card. You can start engraving once you receive the module.
The offline controller functions as the control software in computer. It can control all actions of the machine.
This offline controller can free your computer when it needs for long hours engraving.

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8.1

CNCTOPBAOS

CNCTOPBAOS 3 Axis GRBL Control Board USB Port 3018-PRO CNC Router Controller Board with Offline Controller Remote Hand Control for CNC Engraving Milling Machine 1610-PRO,3018-PRO-MAX

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Main Highlights

Model: Upgraded 3 Axis GRBL 1.1F Control Board with Offline controller; Input voltage: 24VDC;Applications: The control board can be used with the 1310,1610-PRO, 3018,3018-PRO and 3018-PRO-MAX etc engraving machine or other GRBL Control CNC Router Machine
Features: Add emergency stop button port,probe port and XYZ limit switches port; Add the power button switch; Used integrated imported stepper motor drive;Enhanced spindle drive,can support max. 20000rpm spindle
Support software: GRBL Contol/Candle/Universal Gcode Sender; Support Computer System: Windows XP/7/8/10;The terminal of stepper motor,limit switch,tool setting and emergency stop button are 2-pin 2.54mm pitch,spindle is 2-pin port VH3.96mm pitch
Stepper Motor: Support XYZ three-axis Nema17 or Nema23 stepper motor, motor's Max. Current of 2A or less is recommended within 1.5A; Spindle: Support 24V DC Spindle PWM speed 0%-100%,also support 12V 3-pin PWM/TTL Max. 3.0A engraving module
Offline Controller:It supports SD card and TF card at the same time,standard capacity 1G, notebooks generally have SD card interface, copy files are very convenient,you can control the machine without computer

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Our Best Overall Choice

Best Choice

9.7

NYMOLABS

NymoLabs 4 AXIS USB CNC Offline Controller, Offline GRBL Control Module with 7inch IPS Touch Screen for grbl firmware CH340 chip 3018/3030/4030/4040/5040/6040/6050 CNC Router Machines

Free Shipping

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Compatibility: Suitable for desktop CNC routers with GRBL firmware, CH340 communication chip, and a baud rate of 115200. Compatible with most desktop CNC routers machines, such as the 3018, 3030, 4030, 4040, 5040, 6040, and 6050 GRBL version CNC routers machines
USB Communication: This offline controller communicates with the GRBL CNC control board via USB, instead of using an 8-pin or 10-pin cable, providing better compatibility and user experience
7-Inch Touch Screen: This offline controller features a 7-inch IPS touch screen with a resolution of 1024x600. The screen uses CTS, which responds faster than RTS. Compared to offline controllers with a 2.8-inch display, the display and operating area are increased by 150%, offering more responsive operation
Advanced Features: Supports 4-axis control, tool path preview, custom macro buttons, parameter settings, tool path graph generation, spindle and probe parameter settings, manual data input, with options for controller storage and SD card storage. It covers nearly all the functions of computer CNC software, enabling offline control without the need for a computer
Aluminum Shell and Accessories: The controller shell is made from CNC-machined aluminum alloy and includes a mounting bracket
MicroSD card, SD card reader, Type-C cable, USB cable, installation tools, and accessories. The installation is convenient and user-friendly. Controller weight: 680 grams

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