20W Laser Module DIY Kit 450nm Professional Continuous 5.5W

Features:

Can be used for laser cutting machine laser engraving machine CNC DIY laser.

Original laser diodes high-quality LD capping technology ensure service life.

Built-in driver board 40mm threaded copper core with thermal grease compound temperature sensor NEJE factory 48 hour 100% power aging test ensure long time working.

New lens clear focus not stray light adjustable focal length.

Can carving / cutting MDF balsa paper wood fabric plastic leather plywood foam paper anodized aluminum etc.(Not suitable for iron or other metal)

Specifications:

Material: ABS+ aluminum

Luminous Color: Blue

Section Size: 30 * 30mm / 1.18 * 1.18in

Cooling Mode: 40mm copper core + heat sink groove + thermal silicone grease + 15000 rpm cooling fan

Adapter Plug: US plug

Adapter Input Voltage: AC100~240V UL certification high quality

Adapter Output Voltage: DC12V 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

PWM/Temperature Tester Board

Specification:

Power Input: DC12V

Output: PH2.0 4pin (12V GND PWM/TTL temperature)

Mode: 3 modes (off manual pwm pwm / ttl in)

Temperature Display: Yes

PWM Display: Yes

Manual PWM Control: Yes

Technical Parameters:

Module Input: 18-20W

Laser Output Power: 5.5W (5500mW)

Wavelength: 445-450nm

Beam Shape: Dot (focusable)

Working Voltage: DC12VTTL

PWM Modulation: YES compatible with both TTL PWM modulation

Input Voltage: DC12VPWM/TTL Input: DC3.3~12V

Input Interface: PH2.0-4Pin (+ - PWM/TTL temperature) 3Pin (+ - PWM/TTL) 2Pin+2Pin (+ -) + (PWM/TTL -)

NOTE: Temperature interface can be disconnected NEJE provides text instructions for temperature acquisition on wiki.

Drive Mode: External ACC

Safe Temperature Range: 70°

Life Time: 20 000 hours

Module Weight: 202g(The lighter the weight the smaller the move inertia the better the performance)

Item Size: 80 * 30 * 30mm / 3.15 * 1.18 * 1.18in

Package Weight: 700g / 24.69oz

Package Size: 36 * 16 * 11cm / 14.17 * 6.30 * 4.33in

Module Test:

Material: Plywood thickness 3mm

Speed 330 cutting 3 times each cutting 1.0mmSpeed 200 cut 2 times each cut 1.5mm

Speed 100 cut once cut 3mm each time

Packing List:

1 * 5.5W Laser Engraving Module

1 * Laser Module Sliding Fixture

1 * 4 Pin Cable(1000mm)

1 * NEJE PWM/Temperature Tester Board

1 * 110V-240V 12V2A UL Certified Power Supply

1 * Euro Adapter

1 * 2.5mm L-shaped Wrench1 * 5mm L-shaped Wrench

1 * Goggles

Note(Please pay attention):

1. Please wear laser goggles during usage and avoid touching the laser directly with your eyes and skin!
2. Do not engrave mirror objects pay attention to fire pay attention to pets when working!
3. Smoke will be generated when burned please pay attention to smoke exhaust indoors.
4. This laser module is compatible with our NEJE machine.