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A3MD40i

The HRLASER A3MD40i is the mid-power model of the A3Mi Series, engineered to deliver deeper penetration, higher efficiency, and outstanding welding performance. Equipped with HRLASER's exclusive D-Mode technology, it achieves 30% deeper weld penetration and 22% faster welding speeds while delivering higher photoelectric conversion efficiency for lower energy consumption. Designed for sheet metal processing, metal fabrication, hardware manufacturing, engineering equipment, and custom metalworking, the A3MD40i provides a stable, efficient, and professional laser welding solution for workshops and industrial production.

A3MD40i Handheld Laser Welder

D Mode Deep Penetration Upgrade

Exclusive high instantaneous power D mode optimized for medium-thick plate welding

• Penetration depth increased by 30%

• Maximum welding speed increased by 22%

• Effectively solve insufficient penetration for plates thicker than 3mm

• High efficiency, low energy consumption, deeper & uniform weld seams

Aerospace-Grade Air-Cooled Phase Change Cooling

Custom high-performance heat pipe radiator with dense copper tube arrays & advanced phase change materials
Intelligent real-time temperature control algorithm, stable laser output under extreme high/low temperature
Tank-free air cooling design, lightweight and easy to move anywhere

Phase Change Air Cooling System
7-inch IPS Intelligent Operation Panel
* 7-inch IPS Touch Screen, Intelligent Matching Welding Parameters

Precision Made Simple

Material thickness adjustment has been upgraded from 1 mm to 0.1 mm increments for more precise process matching. The built-in parameter library has expanded from 110 to 538 presets, with four additional welding wire settings for greater process flexibility. Together, these enhancements deliver higher welding accuracy and consistently optimal results.

Ultra Lightweight Portable Design

Compact all-in-one body, free from space restrictions for indoor and outdoor welding work

Machine weight : < 37kg
Overall volume : 0.08m³
Welding torch weight : 490g
6-meter armored cable

NEW-GEN Ergonomic Welding Torch

Integrated laser spot, collimating mirror & galvanometer structure, slimmer body, flexible operation, built-in galvanometer drive to shorten transmission path, stronger anti-interference & higher durability.

Lightweight Welding Torch
Dual Drive Wire Feeder
7-inch IPS Operation Screen

Upgraded Dual-Drive Wire Feeder

Dual drive motor delivers powerful, stable wire feeding performance

Fully enclosed protective housing, compatible with wire rolls up to 20KG

Coaxial wire feeding structure reduces internal friction, ensures jam-free smooth wire output

A3MD40i Wire Feeder & Complete Machine

8 Rigorous Quality Tests

Product Specifications

HRLASER A3MD40i Laser Welder
Product : Handheld Laser Welding Machine
Model : A3MD40i
Weight : < 37 kg
Dimensions (W×D×H) : 560×260×502 mm
Torch Weight : 490 g
Operating Modes : Continuous / Pulse / Spot / Cutting
Display : 7-inch IPS Touchscreen
Power Supply : AC 220V
Wobble Width : 0–4 mm
Cooling Method : Air Cooling + Phase-Change
Power Consumption : 4600 W
Max Wire Spool Weight : 20 kg

Penetration (mm)

Stainless Steel
4.5
Carbon Steel / Iron
4.5
Galvanized Steel
4.5
Aluminum
3.7
Brass
3.0
Copper
2.0

Tutorial

Demo