QLTEK Laser
OFFICIAL MACHINE DATASHEETA SeriesWelding & Cleaning
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QLTEK A9

900 W

QLTEK A9
Bochu Bus Control SystemCE Laser Safety Standard
Laser Power900 W
Cooling MethodRefrigerant compressor air-cooled (waterless)
Operation Modes3-in-1: Welding / Seam Cleaning / Cutting
Apparatus Weight45 kg (ultra-portable)
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VERIFIED SPECIFICATION MATRIX

Technical Specifications: QLTEK A9

Factory specification matrix for modification A9

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ParameterValue (A9)
Laser Output Power900 W
Operating Modes3-in-1: Welding / Seam Cleaning / Cutting
Cooling System TypeRefrigerant compressor air-cooled (waterless)
Fiber Cable Length5 m ultra-lightweight cable
Max. Steel Welding Thicknessup to 3.0 mm (steel), up to 2.5 mm (stainless)
Wobble Beam Scan Width0.2 – 5.0 mm
Automatic Wire FeederPortable wire feeder (0.8 / 1.0 mm)
Electrical Supply Voltage220 V, 16 A (standard wall outlet)
Net Equipment Weight45 kg (ultra-portable)
Equipment Dimensions620 × 380 × 580 mm
ENGINEERING INTEGRITY

Engineering Purpose & Design Highlights

Ultra-portable handheld laser welder with maintenance-free closed-loop refrigerant cooling. Operates seamlessly from -10°C to +40°C with no antifreeze or water checks.

Welding travel speed 4 to 5 times faster than conventional argon TIG/MIG welding techniques
Minimal localized heat input: zero warping, heat tinting, or structural distortion on thin sheet metal
Flawless, smooth aesthetic bead requiring no post-weld grinding, chiseling, or chemical pickling
Ergonomic lightweight welding gun featuring digital touchscreen control of oscillation width (0.2–5.0 mm)