Home > Category > CO2 Laser Engraving Machine  > ChinaCNCzone JK 3020 40W Chinese Mini Desktop CO2 DIY Laser Cutter for Sale
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ChinaCNCzone JK 3020 40W Chinese Mini Desktop CO2 DIY Laser Cutter for SaleChinaCNCzone JK 3020 40W Chinese Mini Desktop CO2 DIY Laser Cutter for SaleChinaCNCzone JK 3020 40W Chinese Mini Desktop CO2 DIY Laser Cutter for SaleChinaCNCzone JK 3020 40W Chinese Mini Desktop CO2 DIY Laser Cutter for Sale

ChinaCNCzone JK 3020 40W Chinese Mini Desktop CO2 DIY Laser Cutter for Sale

  • Laser power 40W
  • Laser type CO2
  • Power supply AC 220V/110V
  • Working area 300*200mm
  • Tube Trigger Volt 20KV
  • Tube Operating Volt 15KV
  • Current 0~22mA
  • Laser Tube (life hours): 1000-1300 Hours
  • Maximum Item Size to Engrave 260mm*220mm*70mm
  • Resolution ratio 1000dpi
ChinaCNC Product Highlight
JK 3020 40W Chinese Mini Desktop CO2 DIY Laser Cutter for Sale, it is our hottest model of CO2 laser engraving machine.
Outstanding features as below
1. Adjustable Speed and Power, Smooth and Precise Engraving and Cutting
2. USB Interface, U-Flash Disk Supported, Can work without a PC. 
3. Air Assist, Remove heat and combustible gases from the cutting surface.
4. Intuitive Control Panel, Set Speed, power and more controls directly from the laser.
5. Water Cooling System
6. Laser position function
7. 40W laser tube
8. Built the heat dispersed fan to reduce all electronic component's temperature
9. MoshiDraw Software
11. Support multiple graphic formats including BMP/JPG/JPEG/WMF/EMF.
12. Latest version with lift system/up and down function

JK 3020 40W Mini Desktop CO2 DIY Laser Cutter Parameters
Interface to Computer USB Port
FDA Compliant Yes
Laser Type CO2 Gas
Tube Trigger Volt 20KV
Tube Operating Volt 15KV
Current  0~22mA
Engraving Area 12x8 inch (300x200mm)
Maximum Item Size to Engrave 10.25W x 8.75L x 2.85H in (260mm x 220mm x 70mm)
Laser Tube (life hours) 1000-1300 Hours
Laser Power 40W
Engraving Speed 0-13.8 in./s (0-350mm/s)
Cutting Speed 0-1.38 in./s (0-35mm/s)
Minimum Shaping Character 0.04 X0.04in (1mm X 1mm)
Resolution Ratio 0.001 in (0.026mm) / (1000dpi)
Power Supply 110V/60Hz for USA, Canada, Japan etc
220V~250V for other countries all over the world.
Resetting Positioning ≤0.0004 in (0.01mm)
Motor Type Stepper Motor
Graphic Format Supported The Files which CorelDraw & WinsealXP can identify
System environment Windows XP / Win 7 / Win 8
Software Supported MoshiDRAW software (both NewlyDraw and NewSeal function)
Power Consumption ≤250W
Operating Temperature 32-113F (0-45C)
Graphic Format Supported BMP/JPG/JPEG/WMF/EMF/PLT
Water Cooling Water Pump include
Recommended Spare Parts/Consumables Laser Tube, Focal lens, Reflection lens
Product Dimensions 31.4 X 19.6 X 9.8in.(800x500x250mm)

40w co2 laser engraving cutting machine
40W mini Laser Cutter for sale

Compared with older versions, our SL-320 Chinese Mini Desktop CO2 DIY Laser Cutter has below advantages: 

1. New Power Supply

Built-in cooling fan in the power supply of new version, it extends power supply’s life to 150%.


2. New Main Board

New main broad solved the static burning problem in old one.

As for speed, now max engraving speed reach 600mm/s, old one just  400mm/s.

laser engraving machine price


3. New Laser Tube

The using life of new laser tube is 1000-1500 hours, old one just is 800-1000 hours.

Remove sponge before use


laser engraving and cutting machine laser tube


4. New Controlling Panel

A. Water temperature sensor added, it monitors water temperature real-time.
   ( PS: When water temperature beyond 50℃, just need replace half water in tank. Laser tube may broke if replace all circulating water into cold water one time.)
B. Emergency stop switch added, machine’s security increase.
C. Power supply key added, avoiding others use machine in wrong way.
D. LED light on-off key added,  energy-efficient .
E. Power on-off key added.

40w co2 laser engraver new panel

5. New Guide Rail

X axis  has upgraded to square rail from aluminum rail.

Y axis has upgraded to round rail.

Its stability increase.

laser cutting and engraving machine 40w



6. New LED Light

The light has upgrade fluorescent lamp to LED light, longer using life.

SL-320 laser engraving and cutting machine

7. New Limited Switch Added

New version machine use 2 high quality mechanical limit switches in X/Y axis,
and 1 limited switch for open-close protection function.

machine’s security increase.




co2 machine laser engraver SL-320





8. Platform Height Adjustable

Platform height adjust by manual, max height is 5cm.

co2 laser cutting machine platfrom

9. 3 Reflectors and 1 Focus Lens

High quality reflector and focus lens ensure the laser source 100% conserve to the laser head.

small laser cutting machine reflectors


10. Air Assist and Red dot Point

Air assist for blowing flame retardant, 18W air pump, flow can be 38L/Min.

Red-light point for help choosing the starting point quickly.


SL-320 laser cutting machine price good



11.  Ground Lead Wire and Air Exhaust Fan

Please connect ground lead to ensure machine work in safe condition.

Air exhaust fan can help air circulation and exhaust gas and odor.


SL-320 CO2 laser cutter exhaust fan

This JK 3020 40W Chinese Mini Desktop CO2 DIY Laser Cutter can be widely used
-Advertising&Design staff
-Craft Maker
-Woodwork fans
-Model fans
-Leather Tailor’s
-NOT Ready for Nowise(beginner)
CO2 Laser engraving machine can do
CO2 Laser engraving machine sample

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