HT3400 Powerful Hot Air Gun 3400W | Industrial Heating, Shrinking & Drying | Dubai UAE

When 1600 Watts Isn’t Enough — Industrial-Scale Hot Air Power for the UAE

Shrink-wrapping a machine for export at Jebel Ali. Shrinking protective film over vehicle body panels in a Sharjah workshop. Bending thick plastic sheet, activating large adhesive areas, or drying a substrate fast enough to keep a production line moving. These are jobs where a standard heat gun forces you to work slowly, pass after pass — and the Weldy HT3400 is built to end that.

With 3400 watts of infinitely adjustable heat output and a massive 320 l/min airflow, the HT3400 delivers more than double the thermal energy of the popular Weldy HT1600 hot air gun while still weighing only 1.3 kg. Its enlarged 50 mm nozzle seat accepts wide slot nozzles and reflectors that spread heat across a broad working area, so large-scale shrinking, heating and drying jobs that take twenty minutes with a small gun are finished in five. For performance-intensive plastic work anywhere in Dubai, Sharjah or Abu Dhabi, this is the strongest hand-held hot-air tool in our Weldy range.

Key Features of the Weldy HT3400

High-Performance 3400W Heat Output

The HT3400’s headline advantage is raw, controllable power. Variable temperature control from 40°C up to 650°C is infinitely adjustable, letting you run gentle warmth for delicate films or full industrial heat for thick materials — all from the same tool. Where lower-wattage guns lose temperature the moment airflow meets a cold surface, the HT3400 holds its setpoint under load.

320 l/min Airflow with a 50 mm Nozzle Seat

Heat without volume is useless on big surfaces. The HT3400 pushes 320 litres of hot air per minute through a wide 50 mm nozzle seat — the reason it excels at large-area shrinking (pallet wrap, machinery packaging, vehicle wrapping films) and fast drying of adhesives, coatings and putty. The optional universal kit adds a 70 mm wide slot nozzle and a spoon reflector for wrap-around heating of pipes and profiles.

Ceramic Heating Element and Robust Brush Motor

The same industrial component philosophy as the rest of the Weldy hot-air family: a long-life ceramic heating element, a robust brush motor, and an integrated dust filter that keeps sand and site debris out of the blower — a genuine necessity for tools working outdoors in the Emirates. Replacement carbon brushes are included in the box.

Compact, Ergonomic and Only 1.3 kg

Despite its output, the HT3400 measures just 348 × 101 mm with a 59 mm handle — nearly identical in the hand to the HT1600. Operators move between overhead, vertical and floor-level work without fatigue, and the tool stores in a standard case, not a floor unit.

HT3400 vs HT1600 vs HT1600 D — Which Hot Air Tool Do You Need?

HT3400 (this page): maximum power for shrinking, bending, heating and drying at scale — automotive, packaging, export wrapping, industrial maintenance.
HT1600: the all-round 1600W workhorse for everyday welding, shrinking and repair tasks — see the HT1600 1600W hot-air hand tool.
HT1600 D: 1600W with digital probe control, LCD and memory presets for certified, repeatable membrane welding — see the digitally-controlled HT1600 D.

A practical rule from our Dubai customers: welding-led crews choose the HT1600 or HT1600 D; shrinking/heating-led operations choose the HT3400 — and many workshops run both.

Applications of the HT3400 Across the Emirates

Large-scale shrinking – shrink films on vehicle body panels, machinery, pallets and export packaging; marine and industrial shrink-wrap.
Heating and drying – accelerating adhesives, fillers and coatings; pre-heating surfaces before bonding or welding.
Bending and forming – softening plastic sheet, pipes and profiles for fabrication work.
Activating – heat-activated adhesives, films and linings across signage, automotive and construction trades.
Support tool on lining projects – rapid pre-heating and drying alongside seam machines like the WGW 300 geomembrane wedge welder and the Miniwelder Geo2 liner welding machine.

For structural thermoplastic fabrication with filler wire — tanks, containers, thick-wall pipe — pair your hot-air tools with the Booster EX2 hand extruder or the higher-output Booster EX3 extrusion welder; and for thin films below 1 mm, automatic machines such as the Miniwelder Tex1 and Miniwelder Tex2 complete the lineup.

Weldy HT3400 Technical Specifications

Specification	Value
Voltage	230 V~
Maximum power	3400 W
Temperature range	40 – 650 °C (infinitely adjustable)
Air volume (20°)	320 l/min
Dimensions (L × W × Ø handle)	348 × 101 (59) mm
Nozzle seat diameter	50 mm
Weight	1.3 kg
Heating element	Ceramic
Conformity	CE
Protection class	II

Delivery contents: Hand tool, one set of replacement carbon brushes, instruction manual, cardboard packaging.

Universal kit option: HT3400 with spoon reflector, 70 mm wide slot nozzle, spare carbon brushes and a plastic carry case — available in EU-plug and CN-plug 230V variants. The kit is the right choice for shrinking-focused users who want to work full-width from day one.

Buy the Weldy HT3400 in Dubai, Sharjah, Abu Dhabi & Across the UAE

Genuine Weldy HT3400 tools and kits are stocked at our Deira, Dubai location with delivery across Dubai, Sharjah, Abu Dhabi, Ajman, Ras Al Khaimah, Fujairah, Umm Al Quwain and Al Ain — typically 1–2 working days emirate-wide. Packaging companies in JAFZA, automotive workshops in Al Quoz and Industrial Area Sharjah, and facility teams in Mussafah rely on the HT3400 where output per hour matters.

📞 Call now: +971 50 178 9490

Nozzles, reflectors, ceramic elements and carbon brushes are all held locally — your tool never waits weeks for parts.

Frequently Asked Questions – Weldy HT3400

What is the Weldy HT3400 used for?

It is a 3400W industrial hot-air hand tool for large-scale shrinking (vehicle panels, machinery, pallets), bending and forming plastics, fast drying of adhesives and coatings, and heavy heating/activating tasks — jobs where 1600W-class guns are too slow.

How hot does the HT3400 get?

Temperature is infinitely adjustable from 40°C to 650°C, backed by 320 l/min of airflow — the combination of heat and volume is what covers large areas quickly.

What is the difference between the HT3400 and HT1600?

Power and coverage. The HT3400 delivers 3400W through a 50 mm nozzle seat at 320 l/min for large-area work; the HT1600 delivers 1600W through a 31.5 mm seat at 240 l/min and reaches a higher peak of 700°C for fine welding work. They complement rather than replace each other.

Can the HT3400 be used for plastic welding?

It can perform heavy heating and welding-support tasks, but for precision seam welding of membranes most professionals choose the HT1600 or HT1600 D with dedicated welding nozzles. The HT3400 shines where surface area and speed matter.

What is included in the HT3400 universal kit?

Spoon reflector, 70 mm wide slot nozzle, replacement carbon brushes for the motor, and a plastic carry case — plus the tool and manual. Ideal for shrink-wrap and drying operations.