Twinny T7
With advanced features like Wi-Fi-enabled documentation and rugged mobility, the Leister Twinny T7 sets a new benchmark for automatic plastic welding machines tailored to the needs of construction professionals in Saudi Arabia.
- 100% faster welding speed than the previous model, achieving up to 8 m/min (26.24 ft/min)
- Equipped with Leister Quality System (LQS) for real-time documentation via Wi-Fi and GPS
- Durable design with brushless motor and 3300-watt heating power for consistent performance
- Ergonomic handles and large travel rollers for easy maneuverability on rough surfaces
- Digitally controlled multifunction display for intuitive operation and precise adjustments
- Ideal for welding geomembranes like HDPE, LDPE, PVC, TPO, and more
- Integrated voltage display ensures stable performance even in undervoltage conditions

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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.
Introducing the Leister Twinny T7: The Ultimate Automatic Plastic Welder for Construction Professionals in Saudi Arabia
If you’re looking for a reliable, high-performance plastic welding machine that combines precision, speed, and durability, the Leister Twinny T7 is your answer. Designed for professionals in Riyadh, Jeddah, and beyond, this automatic welder sets a new standard for efficiency and ease of use in the construction industry.
Imagine completing your geomembrane welding projects twice as fast without compromising on quality or safety. Whether you’re working with HDPE, LDPE, PVC, or other materials, the Twinny T7 ensures flawless welds every time. Let’s dive into what makes this machine a game-changer.
Key Features of the Leister Twinny T7
- Leister Quality System (LQS) with Wi-Fi and GPS: This advanced system allows you to document critical parameters like speed, temperature, welding pressure, and air volume directly through the myLeister app. Perfect for construction professionals in Saudi Arabia who need precise control and traceability for their projects.
- Durable and Easy-to-Service Design: Built to withstand tough conditions, the Twinny T7 is engineered for longevity. Its modular design ensures quick and hassle-free maintenance, reducing downtime and keeping your operations running smoothly.
- Integrated Voltage Display: Stay informed about power supply fluctuations with the integrated voltage display. This feature helps prevent interruptions caused by undervoltage, ensuring consistent performance even in challenging environments.
- 100% Faster than the Predecessor Model: With a powerful blower and, 3300-watt heating output, the Twinny T7 achieves welding speeds of up to 8 meters per minute (26.24 feet per minute). That’s double the speed of its predecessor, making it ideal for large-scale projects in Riyadh and Jeddah.
- Ergonomic Handles and Large Travel Rollers: The strategically positioned handles make it easy to guide, move, or transport the machine. Paired with large travel rollers from the field kit, these features provide superior ground clearance, allowing seamless operation on rough or uneven surfaces commonly found at construction sites in Saudi Arabia.
- Digitally Controlled Multifunction Display: The intuitive interface simplifies setup and operation, enabling users to adjust settings effortlessly. Even beginners can achieve professional-grade results thanks to the user-friendly controls.
- Brushless Motor for Enhanced Reliability: Equipped with a brushless motor, the Twinny T7 offers exceptional durability and energy efficiency. This ensures long-lasting performance, even during extended use in demanding industrial applications.
Ideal Use Cases for the Twinny T7
The Leister Twinny T7 excels in a variety of scenarios, making it an indispensable tool for construction professionals across Saudi Arabia:
- Geomembrane Welding: Perfect for welding thick and thin geomembranes made of HDPE, LDPE, TPO, FPO, PP, PVC, and CSPE. Whether you’re working on landfill liners, pond covers, or tunnel waterproofing, the Twinny T7 delivers unmatched precision.
- Precast Construction Projects: Ideal for precast manufacturers in Riyadh and Jeddah, who require durable welds for sealing joints and connections in precast elements.
- Rough Terrain Applications: Thanks to its large travel rollers and robust build, the Twinny T7 performs exceptionally well on uneven or debris-laden surfaces typical of Saudi Arabian construction sites.
- Large-Scale Industrial Projects: From civil engineering to environmental protection projects, the Twinny T7’s ability to handle high volumes quickly makes it a top choice for industrial clients seeking efficiency and reliability.
With its innovative features, superior performance, and adaptability to diverse project requirements, the Leister Twinny T7 stands out as a must-have tool for construction professionals in Saudi Arabia. Choose the Twinny T7 for your next project and experience unparalleled quality and productivity.
Support and Services for Twinny T7 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 Twinny T7 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 Twinny T7 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 Twinny T7 and experience the difference quality makes in your projects.

Sunday - Thursady
08:00 AM - 06:00 PM
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Technical Data
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Article164.214
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Voltage230 V
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Frequency50/60 Hz
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Power3450 W
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Temperature100 – 560 °C
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Air Volume AdjustableYes
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Speed0.8 – 8 m/min
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Welding TechnologyCombi-Wedge
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Combi-Wedge VersionShort
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Hot Wedge Width50 mm
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Hot Wedge MaterialStainless Steel
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Max. Overlap125 mm
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Max. Welding Pressure1000 N
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Weld Seam Width2 x 15 mm / 2 x 0.59 in
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Roll MaterialSteel Roller Sharp Diagonal
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Travel Roller EquipmentField-Kit
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LQSYes
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Brushless Blower MotorYes
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DisplayYes
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Length350 mm
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Width360 mm
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Height260 mm
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Weight10.5 kg
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Welding MaterialsCSPE; EPDM; FPO; HDPE; LDPE; LLDPE; PP; PVC; TPO
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Weldable Material Thicknesses0.3 – 3 mm
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PlugEU, 3 Poles, 16A
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Power Cable Length3 m
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ApprovalsCE; UKCA
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Protection ClassI
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Country of OriginSwitzerland
Highlights
Well-rounded Automatic Welder

Wi-Fi and GPS supported
Documented
The Leister Quality System (LQS) in conjunction with the myLeister app enables easy data recording, thanks to the tools GPS integration. The data can then be transferred via Wi-Fi.

Brushless motor
Durable
The TWINNY T7 is durable and easy to service thanks to its brushless motor. You can rely on these automatic welders for a long time to come.

High-performance blower motor
Faster
100% more welding speed than TWINNY T, 50% more than TWINNY T5 thanks to brushless blower motor and 3300W heating power. This makes TWINNY T7 the fastest in its product category.
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.
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