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Monport 40w Lightburn-ready with GCode License Key for Lightburn Software

Save $100.00 Save $100.00
Original price $599.99
Original price $599.99 - Original price $599.99
Original price $599.99
Current price $499.99
$499.99 - $499.99
Current price $499.99

Jumping from Diode Laser? Learn more about the difference


Working Dimension: 8’’ x 12’’ (200 mm x 300 mm)

Package Dimension: 37” x 25” x 16” ( 94 cm x 64 cm x 41 cm )

0.5” Standard Z-depth ( workspace height with the vented level board installed )

2.5” Max Z-depth ( workspace height with vented level board removed )

Net Weight: 48.5 lbs. ( 22 kg )

Package Weight: 63 lbs. ( 28.6 kg )

Monport 40W Benefits

Compatible with Lightburn

With the upgraded control board, this 40w machine can be compatible with Lightburn, which is the most popular and widly-used softare on the market.

Laser Protective Glasses for Free

Lasers emit radiation in the invisible form of light. This pair of laser protective glasses is certified to protect your eyes against radiation damage by looking at the class 4 laser in any way (directly, indirectly, or even looking at the laser dot on a surface can damage your eyes).  

3 LED Monitor Displays

There are 3 LED displays with real-time data. They can monitor the water temperature, laser temperature and the current power, which help you to find wheter any problem occurs.

Red Dot Guidance 

It mounts on the laser head which shows the laser path of the machine and can offer more precision when lining up cutting and engraving.

No Need for Other Motherboard

The Lightburn supported control panel has already installed in this machine, so you don't need to buy another motherboard. Just connect this k40 to your computer then play it!

40W CO2 Engraver Features

Compact & Portable Design

The Monport 40W laser engraver fits well on most hobby worktables, with its space-saving design.

Suitable for Beginners 

With 40w of CO2 laser power, an affordable price & easy-to-operate process, Monport's 40w machine is the perfect choice for beginners to learn laser engraving. 

High Precision 

A professional laser system ensures stability and reliability.

Dual Work Bed

2 options for more possibilities.

A stabilizer clamp: It can keep irregularly shaped objects in place.

A vented level board: It is for regular shapes.

Built-in Ventilation 

Integrated fan to boost laser performance, improve ventilation, and reduce noise.

The exhaust port helps to create a safe work environment, so you can vent the fumes to the outdoors. 

Emergency Stop Button 

The E-Stop safety button is easy to operate in emergency situations. It is used to shut off machinery in an emergency when it cannot be shut down in the usual manner.

Water Cooling System 

The easy setup water cooling system, including a compact water pump & built-in hoses. This ensures the machine works within the tube's temperature parameters for longer life. 

A better cooling system with distilled water only so that it can keep the temperature of the laser tube maintained at 60–70°F (16–21°C).

40W CO2 Engraver Specification

Lightburn Software

Lightburn is a layout, editing, and control software for your laser cutter.

With Lightburn laser software, you can:
Import artwork in a variety of common vector graphic and image formats (including AI, PDF, SVG, DXF, PLT, PNG, JPG, GIF, and BMP).

Arrange, edit, and even create new vector shapes within the editor, with powerful features like offsetting, boolean operations, welding, and node editing.

Apply settings like power, speed, number of passes, cut order, brightness & contrast, dithering mode, and much more.Send the result directly to your laser cutter.

Laser System 

Rated at over 40 watts

Easy-to-adjust Optical path

12mm Focal lens diameter & 2.0" Focal distance

20mm Mirror diameter

Recommended engraving speeds: 100–255 mm/s

Recommended cutting speeds: 1–20mm/s (actual speed depends on the thickness of the material)


An LED light strip under the lid gives you a good illuminated view of the work area


Linear rails system— Custom extruded aluminum linear rails

Motion— Equipped with stepper X, Y axis, plus mechanical limit switches

Cooling— Easy-to-setup water pump and hoses

Ventilation— On-board exhaust fan, as well as an exhaust hose so you can vent the fumes to the outdoors

Standard 110V, AC power connection


Recommended Operating Temperature: 60F-104F (16°C-40°C)

Attention: the Co2 water temperature must be controlled at 60–70°F (16–21°C).

GCode License Key

This is a LightBurn software license key for users with GCode controllers (DIY / hobby). It unlocks the trial version of the software for permanent use, and allows installing on up to two computers, PC, Mac, Or Linux. 

The GCode version supports Cohesion3D, Smoothieware, Grbl, Marlin, and Grbl-LPC based controllers.  (Note, if you have an Emblaser from Darkly Labs, please purchase your LightBurn license directly from them)

Please use the trial period to test it with your hardware to be sure it will work for you.

Laser Tube Lifetime

Up to 2,000 operation hours depending on power setting  


Running the machine at a high power frequently will surely shorten the service life of the laser tube as follows:

Minimum Power 10–40% → laser tube lifespan 1,500–2,000 Hours

Optimal Power 40–70% → laser tube lifespan 1,000–1,200 Hours

Not Recommended but Accessible Power 70–100% → laser tube lifespan 400–600 Hours

Material Capability

Can safely engrave or cut any laser-compatible material

Wood, glass, acrylic, fabric, leather, paper, cardboard, rubber        

Contact us with questions on specific materials not listed. If necessary, we can test it for you

Package Contents

Laser Engraver Machine *1

A Pair of Laser Protective Glasses *1

Accessory Bag *1

Venting Exhaust Duct *1

USB 2.0 Cable *1

Power Cord *1

Stainless Steel Clamp *1

Water Pump *1

Double-sided Tape *1

Silicone Sealant *1

Random Material for Test *1

Wrench *1

A Focus Plate *1

Instruction Manual *1

Warranty & Certifications

1-year warranty on all 40W laser machines and parts

6-month warranty on laser tube 

FDA Approved & CE Certified

About More

Download the Software: LaserDRW K40 Whisperer

Download the Settings: 40W Parameter Settings

Download the Manual: 40W Lightburn User Manual

We offer compatible accessories: CW3000, Rotary Axis

We sponsor CDR files:


The GCode CANNOT be returned or refunded.

Please leave your Email and name as a note when checkout, this GCode will be sent to your email within 5-7 business days.

Why Choose Monport

Watch to know more about Monport K40 Laser

Made by Monport K40 Laser

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    A Brief Introduction to Milliammeter for Monport K40

    Ammeter is an essential tool used to measure the current flowing through an electrical circuit, including the laser tube in a Monport K40 laser engraver. Measuring the current is important to ensure that the laser tube is functioning optimally and that...

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