Best K40 Laser 2026

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Last Updated - 03.02.2026

Best Choice

01

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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9.8

Exceptional

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.

619,99 €
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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9.7

Exceptional

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

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.

579,99 €
03

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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9.5

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

Parameters - Power supply: AC220 ± 10% 50Hz/AC110 ± 10% 60Hz. Software environment: Windows XP, Win7, Win8, Win10, Win 11 Graphics format support: 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: 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 €
Value for Money

04

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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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

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.

25,99 €
05

OMTech

OMTech K40+ CO2 Laser Engraver 40 W 200 x 300 mm 220 V Laser Engraving Machine Compatible with LightBurn Adjustable Laser Head Air Assist for Wood Glass

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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

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.

569,99 €
06

OMTech

OMTech Laser Marking Powder for Metal Marking, CO2 Laser Engraving Machines, Laser Marking Powder, Metal Marking, CO2 Laser

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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

Laser Marking Powder: OMTech CO2 Laser Engraving Powder allows you to easily mark metal. Simply add 99% alcohol to the pre-marked lines, shake thoroughly to distribute the agent evenly, and get 120 ml of spray in no time! Note: This product is insoluble in water and requires alcohol for dissolution.
High Contrast Results The innovative formula of this laser ink agent allows you to create high-contrast, permanent black designs on bare metals with your 25W CO2 laser engraver.
FAST DRYING The cadmium-free metal marking ink dries in less than 5 minutes or with a hot air blower in just 2 minutes, ensuring smooth and efficient operation even in series production.
EASY REMOVAL After finishing the marking, excess spray can be removed from your item by simply rinsing off, allowing you to enjoy your fresh and unique design right away and start selling.
EASY METAL MARKING Our laser marking fluid works with most metals, including aluminum, stainless steel, brass and others, and allows you to personalize jewelry, customize cups, serialize tools, and much more.

19,99 €
07

otmechl

otmechl 40 W USB CO2 Laser Engraving Machine Laser Engraver High Precision 300 x 200 mm Laser Engraving Cutting Machine Wood Fabrics Leather Digital Cutter Used in Various Usage Scenarios

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8.6

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

The reinforced and thickened machine body makes transport completely safer and extends the service life
High-quality laser head: the high-quality, reliable and durable industrial quality laser head improves the accuracy and performance of engraving
High precision stepper motor makes engraving more precise
Built-in heat dissipating fan to lower the temperature of all electronic components. This extends the life of electronic components and increases technical volatility
40 W C02 laser tube: high-quality 40 W sealed CO2 laser tube made of glass. A high voltage discharge stimulates a highly concentrated CO2 gas to produce a laser with a wavelength of 10.6um for engraving and cutting

379,99 €
08

FONLAND

FONLAND K40 CO2 Laser Head Set Mirror Brackets Diameter 20 mm FL 50.8 mm For 2030 4060 K40 CO2 Laser Cutter Laser Engraving Cutting Machine, Blue

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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

Used for mirror diameter:20mm Lens Diameter: 20mm Lens focal length: 50.8 mm.
Usage: CO2 Laser Stamping Machines Spare Parts Please pay attention to whether the size of the product fits your machine before purchasing the product.
Package 3 pieces: 1 x laser head (D18/20 FL50.8); 1 x 1. Mirror Mount; 1x2 Mirror Mount
Material: Made of high quality aluminum alloy. Integrated jig holder with air assist nozzle, joint plate and belt attachment.
Lens Tube Adjustable:The lens tube with 12mm diameter is 56-74mm height adjustable. The diameter 18/20 mm lens barrel 78-82 mm height adjustable.

35,99 €
09

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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8.3

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

Wide Applications and Compatibility: Suitable as a CO2 replacement focusing lens for most 40W to 200W CO2 laser engraving and cutting machines, DIY applications and various CO2 laser systems. Ideal for precise engraving and cutting of wood, acrylic, glass, leather, plastic and other non-metallic materials.
Precise specifications: diameter 12 mm (0.47 inches), focal length 50.8 mm (2 inches), thickness 2.0-2.2 mm (0.08 inches), transmittance ≥99.8% for excellent beam quality and minimal loss.
Lens shape: flat convex (slight meniscus deviations may occur during production, but the optical performance remains unchanged).
High-quality CVD ZnSe material: Made of high-quality USA II-VI CVD-ZnSe, which ensures stable laser performance, excellent resilience with high power density and a long service life. Compatible with 40W-200W 10600nm 10.6um CO2 lasers.
Exquisite coating process: high-quality double-sided full coating extends the service life. Precise cutting, polishing and grinding ensure reduced laser loss, excellent optical performance, smudge resistance and excellent heat resistance - for consistently high efficiency.
Efficient focusing performance: the CVD ZnSe laser focusing lens creates a smaller focal spot, concentrates energy more effectively and ensures more efficient operation of CO2 laser engraving and cutting machines.

26,90 €
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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8.2

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.

25,99 €