
Laser Parts · CO2 Laser Tubes
CO2-40W CO2 Laser Tube 40 W (Sealed)
Compact sealed CO2 glass tube with 40 W output for entry-level desktop laser engravers and small-format cutting applications.
- Power
- 40 W
- Wavelength
- 10.6 µm
- Cooling
- Water
- Tube Length
- 720 mm
About the CO2-40W
The CO2-40W is a CO₂ laser tube manufactured by Yongli / Various. Compact sealed CO2 glass tube with 40 W output for entry-level desktop laser engravers and small-format cutting applications.
Key ratings of the CO2-40W include wavelength 10.6 µm, power 40 W, tube length 720 mm, tube diameter 55 mm, cooling Water and beam quality TEM00.
Typical applications are entry-level CO2 laser machines, desktop laser engravers, hobby crafting lasers, acrylic and wood engraving and educational maker spaces. Notable features: 40 W entry-level output, compact 720 mm length, water cooled and TEM00 beam quality.
CO₂ laser tubes generate 10.6 µm infrared laser light for cutting, engraving, marking and medical applications. RF-excited systems are driven by power triodes, while DC-excited glass tubes use a high-voltage power supply.
PartnerTubes supplies the CO2-40W worldwide from Groningen, the Netherlands — availability, lead time and price are confirmed per enquiry. Our team can help with equivalent and cross-reference types, sockets and accessories, and supply programmes for OEM and maintenance customers. Interchangeability must always be confirmed for the specific equipment.
Technical specifications
| Wavelength | 10.6 µm |
|---|---|
| Power | 40 W |
| Tube Length | 720 mm |
| Tube Diameter | 55 mm |
| Cooling | Water |
| Beam Quality | TEM00 |
| Life | ≥2000 hours |
Specifications are indicative and based on published manufacturer data. Always verify against the official datasheet and confirm suitability for your application before ordering.
Applications & features
Used in
- Entry-level CO2 laser machines
- Desktop laser engravers
- Hobby crafting lasers
- Acrylic and wood engraving
- Educational maker spaces
Key features
- 40 W entry-level output
- Compact 720 mm length
- Water cooled
- TEM00 beam quality
- Affordable CO2 tube
Frequently asked questions
What is the CO2-40W?
The CO2-40W is a CO₂ laser tube manufactured by Yongli / Various. Compact sealed CO2 glass tube with 40 W output for entry-level desktop laser engravers and small-format cutting applications.
What are the specifications of the CO2-40W?
Wavelength: 10.6 µm; Power: 40 W; Tube Length: 720 mm; Tube Diameter: 55 mm; Cooling: Water; Beam Quality: TEM00; Life: ≥2000 hours.
What is the CO2-40W used for?
The CO2-40W is used in entry-level CO2 laser machines, desktop laser engravers, hobby crafting lasers, acrylic and wood engraving and educational maker spaces.
What are alternatives or related parts to the CO2-40W?
Related and comparable parts include CO2-60W, CO2-25W, CO2-80W, CO2-100W, CO2-150W and ERYAG-3X60. Contact PartnerTubes to confirm interchangeability for your equipment.
Where can I buy the CO2-40W?
The CO2-40W is available from PartnerTubes (Grunius BV, Groningen, Netherlands) with worldwide shipping. Availability and lead time are confirmed on request. Request a quote at https://www.partnertubes.com/contact/?part=CO2-40W or email info@partnertubes.com.


