Leister
Leister Technologies AG is a Swiss company founded in 1949. Leister is a leader in the production of devices for welding thermoplastic materials in construction and industry. Leister hand welders, along with a wide range of accessories such as slot nozzles, pressure rollers, and brass brushes, are the right tools for welding reinforced pool linings. Leister tools are appreciated worldwide for their reliability, Swiss quality, and ergonomics. Leister Technologies AG is a Swiss company with traditions. The company is a pioneer and world leader in the production of tools and devices for hot air processing. Over 60 years of industry experience and its own research and production center make Leister brand products reputable among professional contractors and engineers worldwide. Leister Technologies AG offers suitable devices for practically every process related to hot air processing, including welding foils and waterproofing membranes, tarpaulins, banners, and technical fabrics, welding thermoplastics, and using high temperatures on production lines. LEISTER products are designed for professional applications, which is why they are distinguished by reliability, efficiency, and stable operating parameters.

We encourage you to download the catalog and familiarize yourself with the company’s comprehensive offer. The catalog can be downloaded and saved in PDF format.
The TRIAC ST hand welder for push-on nozzles is characterized by handiness and reliability. Its handle has excellent grip. The low weight, below one kilogram, ensures optimal mass balance. The heater has a patented overheating protection, while the temperature is set using a potentiometer.






