Best Co2 Laser K40 2025

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Last Updated - 26.07.2025

Best Choice

01

UGLYAF

K40 40 W CO2 USB Laser Engraver High Precision 3020 Laser Engraving Cutting Machine Wood Fabrics Leather Digital Cutter Used in Various Usage Scenarios

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9.7

Exceptional

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Main highlights

-USB port for computer. Use a motherboard imported from Japan and a chip that allows you to control the engraving more precisely.
-Built-in heat dissipating fan to lower the temperature of all electronic components. This extends the life of electronic components and increases technical volatility.
- Use imported bearings and a high-precision step tape that not only makes engraving more precise, but also extends the life of the machine two to three times compared to conventional engravers.
- The reinforced and thickened machine body makes transport completely safer and extends the service life.
- High-precision stepper motor makes engraving more precise.

899,99 €
Value for Money

02

OMTech

OMTech CO2 Laser Engraving Machine K40+ 30 x 20 cm CO2 Laser Engraver 40 W 8 x 12 Inch Desktop Laser Engraving Machine LaserGRBL Laser Engraving Cutter with 2 x Laser Marking Powder for Metal Marking

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9.6

Exceptional

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SEPARATE SHIPMENTS Please note that the laser engraver and laser marking powder are supplied in two different packages for logistical reasons.
Laser Indicator for Positioning: With our integrated laser indicator, you can set the starting point for engraving or cutting quickly and accurately. This saves time as repeatedly checking the laser origin is no longer necessary and you can start editing immediately.
Industrial Honeycomb Table The honeycomb table of a laser engraving machine improves engraving quality by effectively dissipating smoke and dust and minimizing material contact, thus avoiding scratches and reducing the reflection of the laser.
HEIGHT ADJUSTABLE LASER HEAD With an adjustable height range of 30mm, the laser head of our K40 CO2 lasers allows flexible adjustment of focus for materials of varying thickness, ensuring optimal engraving depth and precision on any project.
Desktop laser cutter for home: OMTech K40 laser engraving machine combines stylish design with compact dimensions (81 x 50 x 25 cm) and a low net weight of 23 kg, perfect for home and beginners. It fits perfectly in smaller rooms.
40W laser with air compressor: The K40 laser engraving machine houses a powerful 40W laser at its core, completed by a powerful air compressor that underlines its precision and efficiency. With an engraving speed of up to 300 mm/s, it can easily cut even walnut wood up to a thickness of 3 mm.

679,99 €
03

OMTech

OMTech K40+ 40W CO2 Laser Engraver, 8 x 12 Inch Desktop Laser Engraving Machine for Home Use with Adjustable Laser Head, 300 x 200 mm (with Lightburn)

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9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Laser Indicator for Positioning: With our integrated laser indicator, you can set the starting point for engraving or cutting quickly and accurately. This saves time as repeatedly checking the laser origin is no longer necessary and you can start editing immediately.
Industrial Honeycomb Table The honeycomb table of a laser engraving machine improves engraving quality by effectively dissipating smoke and dust and minimizing material contact, thus avoiding scratches and reducing the reflection of the laser.
HEIGHT ADJUSTABLE LASER HEAD With an adjustable height range of 30mm, the laser head of our K40 CO2 lasers allows flexible adjustment of focus for materials of varying thickness, ensuring optimal engraving depth and precision on any project.
Desktop laser cutter for home: OMTech K40 laser engraving machine combines stylish design with compact dimensions (81 x 50 x 25 cm) and a low net weight of 23 kg, perfect for home and beginners. It fits perfectly in smaller rooms.
40W laser with air compressor: The K40 laser engraving machine houses a powerful 40W laser at its core, completed by a powerful air compressor that underlines its precision and efficiency. With an engraving speed of up to 300 mm/s, it can easily cut even walnut wood up to a thickness of 3 mm.

649,99 €
04

Sihao

Laser Engraving Machine 40 W Laser Cutter Engraving Machine Laser Engraver CO2 with USB Port Engraving Range 300 x 200 mm 220 V Europlug Wood/Paper/Plastic/Leather (Blue/White)

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9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Parameters - Power supply: AC220 ± 10% 50Hz/AC110 ± 10% 60Hz. Software environment: Windows XP, Win7, Win8, Win10, Win 11 Graphics format support: CorelDraw, MeerK40t, all formats recognized by AutoCAD, such as JPG, BMP, AI, PLT, etc. Our engraving machine has passed the CE certification with one year quality guarantee. If you have any questions, you can contact us directly, and we will help you solve them within 24 hours. At the same time, we also provide you with official invoices.
HIGH PRECISION High precision stepper motors for more stable and precise operation. Engraving and cutting accuracy: ≤2500dpi Positioning accuracy: ≤ 0.01 mm.
Easy to use - Connect to a desktop or laptop via a USB interface. Software support: CorelDraw/AutoCAD/MeerK40t. Engraving speed: 0-300mm/s Cutting Speed: 0-300mm/s Cutting thickness: 6 mm. The transport time is 5-7 days.
Durable - The engraving surface is 300 x 200 mm. With high-quality carbon dioxide laser tubes, the service life is ≥ 1300 hours. The body is thickened and very durable. The built-in fan effectively lowers the temperature of various components.
Carbon Dioxide Laser Engraving Machine - Laser engraving machine can carve and cut almost any non-metallic material, such as paper packaging, label paper, plastic, bamboo and wood products, leather, fabric, glass, ceramic, resin plastic, rubber, stone, glass, circuit board, etc. It eliminates tedious manual work, has high accuracy, wide application, fast production speed and low cost! Suitable for business or family needs.

490,00 €
05

Monport

Monport CO2 Laser Engraving Machine 40 W Laser Engraver with Cooling System, Ventilation, 300 x 200 mm Dual Work Bed, Laser Engraving Machine Large Device for Home, Laser Cutter for Metal Silver Wood

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9.2

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

UPGRADE MACHINE COMPONENTS The Monport 40W Pro has a number of improved features, plus there is an adjustable 19mm laser head, professional grade professional grade metal rails and a top of the line mirror holder. Together, these upgrades ensure a refined engraving experience for the user.
Red dot instructions: with our function of red dot instruction, you will never miss the marking. It is attached to the laser head and illustrates the path of the laser so you can align your cuts and engravings with excellent precision.
LIGHTBURN COMPATIBILITY We have equipped this 40 watt machine with an improved control board to ensure compatibility with Lightburn - the leading and most widely used software in the factory. With Lightburn, your design possibilities are truly endless.
EXCEPTIONAL SPEED AND PRECISION Our desktop engraving machine guarantees high speed engraving at a speed of 350mm/s. It is also incredibly precise and offers an engraving accuracy of 0.01 inches. Regardless of wood, glass, acrylic or leather, this machine engraves everything with the highest perfection.
BUILT-IN AIR SUPPORT Built-in air support improves engraving precision and ensures the final artwork is clear and clean. Significantly reduces charring effects when engraving on wood to achieve perfect results every time.

599,99 €
06

Cloudray

Cloudray K40 CO2 Laser Head K40 CO2 Laser Head for Laser Engraving Cutting Machines of the K40 Series Lens Diameter 15/18 mm Focal Length 50.8 mm Mirror 20 mm CO2 Laser Engraving Machine

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8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Suitable for use: D12 FL50.8 mm / D16 FL25.4 mm / D18 FL50.8 mm focus lens, only this three types lens, cannot install an average average. The focus lens is also able to mount it. 20mm reflective mirror
Protection: Air-assist connection position, recommend 5 x 8 silicon flexible tubes (inner diameter, 5 mm).
Easy to use: this nozzle is one of the excellent improvements of a K40 laser. It fits directly on the cutter head and improves the cutting quality as well as the machine.
Easy to install: This is a plug and play system if the item can meet your K40 machine. If the air wart and screw hole are not aligned, please align them and screw them on; the way to place the different lens: use the ring, install the DIA.12 FL50.8mm focus lens; take the ring away, install the DIA.18 FL50.8mm focus lens; install the DIA.12 FL500. 8 mm focus focus US lens
Application: This K40 cutter head can work with the K40 engraving machine if the fixed holder to which the moving axis of the cutter is connected is M22 or M23.

24,79 €
07

Cloudray

Cloudray CO2 Laser Focus Lens - ZnSe Lens for K40 Laser Head - Diameter 12 mm, Focal Length 50.8 mm - CVD USA ZnSe for Engraving and Cutting Machines

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8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Cloudray CO2 Laser Focus Lens CO2 lenses CO2 Znse focus lens transmittance: ≥99.5%; Package Content:1 x Lens
Cloudray CO2 Laser Focus Lens CO2 lenses CO2 Znse focus lens Excellent coating process: double-sided solid coating. Wipe resistor. Long service life
Cloudray CO2 Laser Focus Lens CO2 Lenses CO2 Znse Focus Lens Usage: CO2 Laser Lens for CO8 Laser Engraving Cutting Machine
Cloudray CO2 Laser Focus Lens CO2 Lenses CO2 Znse Focus Lens Material: High Quality CVD Znse, Compatible Power: 40W-200W
Cloudray CO2 Laser Focus Lens CO2 Lenses CO2 Znse Focus Lens Diameter: 12mm/0.47"; Focal Length: 50.8mm/2";

22,49 €
08

MCWlaser

MCWlaser CVD II-VI ZnSe CO2 Laser Lens Diameter: 12 mm FL: 2 Inch or 50.8 mm K40 Focus Lenses Lens for CO2 Laser Engraving Cutting Engraver/Cutter 40W-200W

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8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Usage: can be used for CO2 laser head, laser engraver and cutting machine, DIY and various CO2 laser systems.
Material:High quality USA imported II-VI CVD ZnSe material
Diameter: 12 mm/0.47 inch; focal length: 50.8 mm/2 inch; thickness: 2.2-2.3 mm; light transmission: ≥99.8%
Application It is widely used in cutting, engraving, drilling, welding and other CO2 laser; it has good performance for 10600nm 10.6um CO2 laser.
Advantages: double-sided solid coating to reduce laser loss, smudge-proof, long service life, precision cutting, polishing and grinding processes, high temperature laser resistance, excellent optical properties, smaller focal spot size, good engraving and cutting effect, high work efficiency.

26,90 €
09

CNCOLETECH

COLETECH High Power CVD IIVI ZNSE Lens for Co2 Laser Engraver Cutter 40W -200W D: 12mm FL: 2"

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8.4

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Material: High Quality CVD Znse Material (US II-VI)
It is good for 40W/50W/80W/100W/130W/150W CO2 laser 10600nm 10.6um.
It can be used well for CO2 laser engraving and cutting.
Double-sided solid coating, smudge-proof, extended durability, precision cutting polishing and grinding processes, high temperature laser resistance, excellent optical properties, high work efficiency.
Diameter: 12mm; Focal Length: 50.8mm; Thickness: 2.0-2.2mm; Transmittance: ≥99.5%

25,90 €
10

FONLAND

FONLAND K40 CO2 Laser Head Blue Laser Head with Air Support for K40 Laser Cutter Engraving Machine, Lens Diameter 12/18 mm FL: 50.8 mm and Diameter: 16 mm Focal Length 25.4 mm Mirror 20 mm

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8.3

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Package: 1 x K40 laser head with air support. Replacement parts for CO2 laser stamp making/engraving machines.
Material: Made of high quality aluminium alloy with blue oxide coating.
Focus lens: D12 mm FL50.8 mm / D16 mm FL25.4 mm / D18 mm FL50.8 mm. Laser Mirror: Diameter 20mm
Features: By including an O-ring in this head, lenses of 12 mm, 15 mm, 18 mm can be used.
Air Assist: K40 laser head with Air-Assist connector. Outer diameter of air plug: 5.0 mm. Suggest a 5X8 silicone flex hose.

26,99 €