Triac ST
Experience unmatched precision and reliability with the Leister TRIAC ST heat gun, the ultimate tool for professional plastic welding and thermoplastic processing in the construction industry.
- Lightweight design under 1 kg (2.18 lbs) for easy handling
- Manufactured in Switzerland for superior quality and durability
- Ergonomic two-component handle for comfortable grip
- Versatile with over 80 attachment nozzles for various applications
- Active cooling system to prevent burns during operation
- Robust engine combining modern technology with proven performance
- Bar-style design for flexible use in tight spaces and overhead
- Integrated carbon brake for overload protection and extended lifespan

Sunday - Thursady
08:00 AM - 06:00 PM
Disclaimer: Please note that images or illustrations may differ from the actual products due to presentation reasons and are therefore non-binding. Technical changes and errors are excepted. For the most accurate information, contact our customer service team.
Product Details
Introducing the Leister TRIAC ST, a robust and efficient heat gun designed for professionals in the construction industry, offering unparalleled performance for plastic welding and processing.
Whether you’re a contractor, engineer, or builder in Riyadh or Jeddah, the TRIAC ST is your go-to tool for precision and reliability. With its innovative design and advanced features, this heat gun is engineered to meet the demanding needs of construction professionals.
Key Features of the Leister TRIAC ST Heat Gun
- Lightweight Design: Weighing less than 1 kg (2.18 lbs), the TRIAC ST is easy to handle, reducing fatigue during extended use on construction sites.
- Swiss Quality Engineering: Manufactured in Switzerland, this heat gun is built to last, ensuring durability and reliability in tough working conditions.
- Ergonomic Handle: The two-component handle is designed for comfort, providing an optimal grip even in challenging environments, making it ideal for prolonged use.
- Versatile Application: With over 80 available attachment nozzles, the TRIAC ST can be adapted for various tasks, including welding, shrinking, and molding thermoplastics.
- Active Cooling System: The protective tube is actively cooled to prevent burns, ensuring safety during operation, especially in high-temperature applications.
- Robust Engine: The new, highly robust engine combines modern technology with proven performance, making it suitable for both professional and DIY projects.
- Bar-Style Design: This design allows for versatile use, enabling welding above the head, on the floor, and in tight spaces, enhancing its functionality on the job site.
- Carbon Brake Protection: The integrated carbon brake safeguards the heat gun from overloading, extending its lifespan and maintaining optimal performance.
Use Cases for the Leister TRIAC ST Heat Gun
The TRIAC ST excels in various scenarios, making it an essential tool for construction professionals:
- Roofing Projects: Perfect for welding plastic membranes, ensuring a secure and durable seal.
- Thermoplastic Molding: Ideal for shaping and molding thermoplastics, providing precision and control.
- DIY Enthusiasts: A great choice for tradespeople and hobbyists looking for a reliable heat gun for various applications.
- Industrial Applications: Suitable for use in precast manufacturing and other industrial settings where high-quality heat application is required.
With the Leister TRIAC ST heat gun, you can trust that you are investing in a tool that combines decades of experience with modern technology, ensuring superior performance and durability for all your construction needs in Saudi Arabia.
Support and Services for Triac ST from Global Source
At Global Source, we are committed to providing professionals in Riyadh and Jeddah with the highest quality products and services. Our partnership with Leister ensures that you receive cutting-edge welding solutions backed by over 70 years of expertise. Additionally, we offer:
- Comprehensive maintenance and repair services for Triac ST using original spare parts.
- Customized training sessions for Leister machines, available at our offices or your location.
- Local support and quick delivery options to keep your projects on track.
Get Your Triac ST Today!
Don’t miss out on the opportunity to elevate your welding capabilities. Stock is moving fast at our Riyadh and Jeddah locations! Contact Global Source today to order your Triac ST and experience the difference quality makes in your projects.

Sunday - Thursady
08:00 AM - 06:00 PM
Get personalized quote tailored to your needs on WhatsApp
Technical Data
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Article141.227
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Voltage230 V
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Frequency50/60 Hz
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Power1600 W
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Temperature40 – 700 °C
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Temperature Setting SteplessYes
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Airflow (20°C)240 l/min
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Stepless Air Volume AdjustmentNo
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Static Pressure3000 Pa
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Eco-ModeNo
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DisplayNo
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e-DriveNo
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Outdoor UseYes
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Nozzle Connection Ø31.5 mm / 1.25 in
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Length338 mm
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Device Diameter90 mm
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Handle Diameter56 mm
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Weight0.99 kg
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Power Cable Length3 m
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PlugEU, 2 poles, 16A
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Noise Emission Level67 dB (A)
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ApprovalsCE; S+
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Protection ClassII
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Country of OriginSwitzerland
Highlights
Superior Welding Performance with an Intuitive Handle

Enhanced Control with Ergonomic Design
Optimized for Comfort
The TRIAC ST features an ergonomic handle that ensures precise fitting and control, making it easy to operate even in challenging conditions. Weighing less than 1 kg (2.18 lbs), this heat gun is lighter than its predecessor, allowing for extended use without fatigue, making it an ideal choice for construction professionals in Riyadh and Jeddah.

Consistent Performance for Reliable Results
Unwavering Power
Equipped with a highly robust hot air blower, the TRIAC ST delivers consistent welding power, ensuring reliable performance on every job. Its advanced temperature control and high dust resistance contribute to the longevity of the heating elements, making it a dependable tool for contractors and builders in Saudi Arabia.

Versatile Accessories for Customized Applications
Tailored Solutions
The TRIAC ST heat gun can be tailored to meet your specific needs with a wide range of attachments, including overlap nozzles, quick-weld nozzles, and reflectors. This versatility allows construction professionals and DIY enthusiasts alike to adapt the tool for various applications, enhancing its functionality for projects across Riyadh and Jeddah.
Applications
Nearly Limitless























Leister: A Legacy of Innovation in Plastic Welding Technology
Leister, a Swiss company with a rich history dating back to 1949, has established itself as a global market leader in plastic welding and process heat technologies. Renowned for their commitment to innovation and quality, Leister’s products have become the benchmark for industries requiring durable and efficient solutions. From roofing and civil engineering to tunneling and plastic fabrication, Leister’s tools are integral to various applications that demand precision and reliability.
Leister’s product portfolio is extensive, featuring hot-air hand tools, extruders, welding machines, and a wide array of accessories. These products cater to both DIY enthusiasts and industrial professionals, ensuring that every need is met with the highest standards of performance. Additionally, Leister Technologies AG extends its reach through the WELDY brand and private labeling options, further solidifying its presence in the global market.
With over 70 years of expertise, Leister continues to push the boundaries of technology, offering solutions that incorporate hot air, laser, and infrared technologies. Their unwavering dedication to research and development enables them to provide tailored solutions for diverse industrial requirements. This commitment to innovation, coupled with a global network of over 80 distributors, ensures that Leister remains at the forefront of the plastic welding and process heat industries.
Global Source is proud to partner with Leister, carefully curating their top-tier products to meet the specific needs of construction professionals in Saudi Arabia. By selecting only the best from Leister’s range, Global Source ensures that clients have access to reliable, efficient, and innovative solutions that enhance their projects and operations.
Construction Insights and Innovations
Stay Informed, Stay Ahead
Discover a wealth of knowledge designed for construction professionals navigating the dynamic landscape of Saudi Arabia. Our blog features articles that delve into the latest trends, tips, and innovations, covering everything from best practices in pipe welding to the advantages of Leister plastic welding solutions. Gain valuable insights that empower contractors, engineers, and builders to enhance their skills and optimize their projects. Join a community of forward-thinking professionals and elevate your expertise with every read.
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