Description
The DIMIFUN B12 is a 12V blue diode laser module for compatible CNC laser engravers. Its fixed-focus design, vented metal housing and green protective shield make it suitable for detailed engraving and material-dependent cutting. This listing is for the laser head, not a complete engraving machine.
KEY FEATURES
– DIMIFUN B12 module with 12W maximum light-output rating on its label.
– 450 ± 5 nm blue laser wavelength.
– Fixed-focus optics with 44 mm focal length stated on the product label.
– Metal housing with cooling vents and a green protective shield.
– Suitable for integration with a compatible 12V laser controller; check the cable pinout, PWM control signal and mounting before installation.
SPECIFICATIONS
Brand: DIMIFUN
Model: B12
Product type: Blue diode laser engraving/cutting module
Rated maximum light output: 12W
Input voltage: 12V DC
Laser wavelength: 450 ± 5 nm
Focus type: Fixed focus
Optical focal length: 44 mm
Safety classification: Class IV (printed on the module)
Housing: Dark-blue metal body with cooling vents
Protective hood: Green transparent shield
Connection: Three-wire connector cable shown in supplied product image; verify controller pinout before wiring
APPLICATIONS
Engraving: wood, plywood, bamboo, leather, paper/cardboard, dark opaque acrylic and suitable coated or anodized metal surfaces. Cutting: suitable thin non-metal materials after testing the chosen material, speed, power, number of passes and focus. A compatible air-assist setup can improve some cuts if the module and machine support it. Cutting performance varies; do not promise a specific thickness without testing your own stock. This blue diode laser does not cut metal sheet or clear acrylic.
SOFTWARE / COMPATIBILITY
LaserGRBL or LightBurn can control the completed machine when its GRBL controller supports the module’s power and control requirements. Software compatibility is determined by the controller and its configuration; the laser module alone is not a USB device.
SAFETY
Class IV laser: use suitable eye protection and an enclosure/extraction setup. Never look at the beam or leave the machine unattended. Avoid PVC/vinyl and unknown materials that can release hazardous fumes.












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