Neje 20w/7w/3500mw Laser Module Head Kits
3 reviews

Features

Unique technology
Easy to Use12V input, 3.3-12V PWM/TTL control?Can be used for laser engraving machine, CNC, DIY laser, Arduino.
Original Laser Diodes Sharp 5.6mm Original laser diodes, High-quality, The maximum power 405nm 5.6mm laser diode?
20000hours service life Built-in driver board, 20mm threaded copper core with thermal grease compound, Temperature sensor?NEJE factory 48 hour 100% power aging test, Ensure long time working?
Clear focus New lens, Clear focus, Not stray light, Adjustable focal length.
Application Material Can carving MDF, balsa, paper, wood, fabric, plastic, leather, plywood, foam paper, anodized aluminum, etc.(Not suitable for iron or other metal)

Specifications:

Certification: CE

Certification: FCC

Certification: RoHS

Certification: UL

Model Number: AM-20W/7W/3.5

Heatsink Material?  Aircraft Aluminum + Brass Shell
Laser diode?
sharp 350mw 5.6mm laser diode (The maximum power 405nm 5.6mm laser diode)
(Real 500mw continuous work,The other seller 500mw is Nichia 3.8mm laser with a power of only 200mw)
LD current?  350mA
Luminous Color?  Blue
Section Size?  30mm x 30mm
Cooling Mode?  20mm copper core + Heat Sink Groove+ Thermal silicone grease + 10000 rpm cooling fan
Dimension?  60 * 30 * 30mm
Adapter Output Voltage?  DC 12V 2A
Can Engrave?  MDF/Balsa/Paper/Wood/Fabric/Plastic/Leather/Plywood/Foam Paper/Anodized Aluminum
Can Not Engrave?  Metal/Glass/Stone/Ceramics/PCB/Stainless Steel/Reflective Material/ Transparent Material
Technical Parameters?
Module Input?     3500MW
Laser Output Power?  500MW
Wavelength?  405nm
Beam Shape?  Dot (Focusable)
Working Voltage?  DC 12V
TTL&PWM Modulation?  YES, Compatible with Both TTL & PWM Modulation
Input Voltage?  DC12V
PWM/TTL Input?    DC3.3V-12V
Input Interface?  PH2.0-4Pin (+,-, PWM/TTL, Temperature), 3Pin (+,-, PWM/TTL) , 2Pin+2Pin (+,-) + (PWM/TTL
Drive Mode?  External ACC
Safe temperature range?  <70 ?
Module weight?    115g The lighter the weight, the smaller the move inertia, the better the performance )
Life Time?        20,000 hours

NOTE?

Temperature interface can be disconnected NEJE provides text instructions for temperature acquisition on wiki.
This laser module is compatible with our NEJE machine .

Package List

1 x 3500mW/7W/20W Laser Module
1 x 4 Pin Sport Cable
1 x 3 Pin Cable
1 x 2 Pin Cable
5 x Screw
1 x Interface Adapter Board

WARRANTY

We'll refund your money if the item hasn't been delivered within 40 days after purchase. You have 2 weeks to request a refund — until day 60.
Product doesn't match the description? Contact us within 30 days after you receive it!
In case of cancellation, money will be refunded to your account within 3 days.