Ingeniously simple - FUSION 1

The newest Leister welder

Extrusion Welders

Comparison Chart
See a brief overview of Leister's extruder line to help you pick the one for your application.

WELDPLAST S1 Extrusion Welder
The new WELDPLAST S1 from Leister is outstandingly compact. The WELDPLAST S1 is the ideal tool for small fabrication shops.

WELDPLAST S2 Extrusion Welder
Ergonomically designed, the WELDPLAST S2 features a revolutionary brushless, maintenance-free motor for generating preheated air.

WELDPLAST S4 Extrusion Welder
Compact and ergonomically designed, the WELDPLAST S4 features a revolutionary brushless, maintenance free motor for generating preheated air.

WELDPLAST 600 Extrusion Welder
The WELDPLAST 600 is the successor of the WELDPLAST S6. Specially designed for PE and PP, the WELDPLAST 600 is ideally suited for extrusion welding in large tanks and containers.

FUSION 1 Extrusion Welder
The FUSION 1 is extraordinarily compact, weighing just 3.4 kg (7.5 lbs) and the removable handle makes it possible to weld one-handed. 

FUSION 2 Extrusion Welder
As a result of its extremely compact design and rotatable handle, FUSION 2 is specially suited for tight spaces.

FUSION 3 Extrusion Welder
Easy operation due to its ergonomic, slim line design. With a designed length of 670 mm, the FUSION 3 is ideally suited to use in geomembrane welding.

FUSION 3C Extrusion Welder
Easy operation due to its compact design. With a designed length of 580 mm, the FUSION 3C is ideally suited to use for high output use in plastic fabrication.

WELDPLAST 200-i/600-i Extrusion Welder for Robotics
The WELDPLAST 200-i and 600-i are purpose built for automated extrusion welding and 3D printing. ​

Hot Air Hand Tools

TRIAC ST Hot Air Hand Tool
The new TRIAC ST from Leister is the seventh generation of the revolutionary TRIAC family of tools. Easy to use, output is controlled via a rotary knob just like the TRIAC S.

TRIAC AT Hot Air Hand Tool
The TRIAC AT offers the advantages of closed-loop temperature control, independent air flow control, and a digital display.

HOT JET S Hot Air Hand Tool
The HOT JET S is a great finishing tool for plastic welding applications and the tool of choice for precision electronic work such as soldering and de-soldering.

ELECTRON ST Hot Air Hand Tool
The ELECTRON ST is a real powerhouse among Leister's hand tools; it provides high heating efficiency and large air volume in a compact size.

GHIBLI Hot Air Hand Tool
The Ghibli has a well-designed handle which makes it easy to hold.

GHIBLI AW Hot Air Hand Tool
The GHIBLI AW is a robust and ergonomic heat gun used for
shrinking, heating, forming, welding, and deburring plastic parts.

DIODE PID/S Hot Air Hand Tool
The DIODE S and DIODE PID are both designed for use in hand-held production processes. They are lighter in weight than the TRIAC.

WELDING PEN R/S Hot Air Hand Tool
Weighing in at just 450 grams, the Welding Pen is ideal for production welding applications where small size and excellent performance is a must.

LABOR S Hot Air Hand Tool
Small but scrappy: the LABOR S is a jack of all trades. It can be used to weld even difficult to access locations perfectly. It causes almost no fatigue, even for small hands.

MINOR Blower
This blower provides the air supply for the LABOR S, DIODE PID/S, and WELDING PEN R/S.

ROBUST Blower
This compact high-pressure regenerative blower is designed for use with one or more of the LABOR S, DIODE PID/S, or WELDING PEN R/S.

AIRSTREAM ST Pump
The AIRSTREAM ST provides a constant supply of clean, dry air. Ideal for use in quiet environments.