150W Engraving & Cutting Laser Head Products Overview:
The Nichia 455nm 20W Blue Laser Module is engineered for professional engraving and cutting applications.
With 20W optical output and 150W input power, it delivers high-precision performance across a wide range of materials.
Equipped with dual cooling fans and an air-assist nozzle, it ensures cleaner cuts, reduced burn marks, and extended diode lifespan.
The robust aluminum alloy housing (6063, sandblasted and black anodized) provides both durability and efficient heat dissipation.
Technical Specifications
| Item | Specification |
|---|---|
| Dimensions | 50 x 50 x 102 mm |
| Interface | 3 PIN x MR3 |
| Cooling Method | Dual Cooling Fans |
| Material & Finish | Aluminum 6063, sandblasted & anodized (black) |
| Beam Spot Size | Rectangular 110 x 130 μm |
| Focal Distance | 43 mm |
| Control Mode | 0–5V PWM |
| Frequency Range | 100Hz – 5kHz |
| Operating Temperature | 0℃ – 70℃ |
| Storage Temperature | -40℃ – 85℃ |
| Service Life | 10,000 hours @25℃ (decay <50%) |
Key Features
- High Optical Output: True 20W 455nm blue laser power
- Air Assist Nozzle: Cleaner cuts with reduced carbonization
- Efficient Cooling: Dual fan system for stability and durability
- Precision Beam: Rectangular spot 110 x 130 μm, 43 mm focal length
- Industrial Design: CNC aluminum housing with black anodized finish
- Flexible Control: 0–5V PWM, 100Hz – 5kHz frequency range
- Long Lifespan: Up to 10,000 hours of service life
Applications
- Wood, bamboo, and leather engraving
- Acrylic and resin cutting
- Surface marking on metals
- PCB prototyping and precision cutting
- Crystal and glass surface engraving
Warning
Professional use only. This laser module is a high-power laser diode power supply device.
Improper operation may cause serious injury or permanent eye damage.
Users must have proper technical knowledge and safety precautions in place.
We are not responsible for any damage or injury resulting from incorrect handling, installation, or modification.










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