Weldplast S1
Engineered for excellence, the Weldplast S1 delivers unmatched performance and adaptability for welding a wide range of plastics with ease.
- High-performance handheld extrusion welder ideal for construction professionals in Saudi Arabia
- Versatile processing of numerous plastics, including polyethylene and PVC
- Innovative two-circuit design ensures stable temperature control for consistent welding results
- Ergonomic dual-component grips for enhanced comfort and precision during use
- Integrated LED lighting for superior visibility in low-light environments
- Adjustable air volume for optimal welding conditions across diverse applications
- User-friendly HMI (Human Machine Interface) for intuitive operation and quick adjustments

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.
Weldplast S1: The Ultimate Handheld Extrusion Welder for Versatile Plastic Welding Needs
Looking for a reliable and efficient solution to tackle a wide range of plastic welding projects in Saudi Arabia? The Weldplast S1 by Leister is your go-to tool. Designed with precision and built for performance, this handheld extrusion welder delivers unmatched versatility and quality for construction professionals in Riyadh, Jeddah, and beyond.
Whether you’re working on precast construction accessories, repairing plastic tanks, or fabricating components for aquaculture, the Weldplast S1 ensures consistent results every time. Let’s dive into what makes this product a must-have for your toolkit.
Key Features of the Weldplast S1
- Dual-Component Grips: Ergonomically designed handles provide comfort and control during extended use, reducing hand fatigue and improving precision for construction professionals in Saudi Arabia.
- High Extrusion Performance: With its powerful extrusion capabilities, the Weldplast S1 ensures smooth, consistent material flow, making it ideal for welding various plastics used in the construction and industrial sectors.
- Integrated LED Lighting and Hanging Eyelet: The built-in LED light illuminates dark workspaces, allowing you to weld with confidence even in low-light conditions. The hanging eyelet adds convenience when working at height or in tight spaces.
- Applicable for Numerous Plastics: From polyethylene to PVC, the Weldplast S1 processes a wide variety of materials, offering flexibility for diverse applications such as manhole steps, pipe welding, and more.
- Adjustable Air Volume: Separate regulation of pre-heated air and plastic temperature ensures optimal welding conditions, delivering high-quality results across different project requirements.
- User-Friendly HMI (Human Machine Interface): Intuitive controls make it easy to adjust settings, ensuring precise operation whether you’re a seasoned professional or new to plastic welding.
- Efficient Two-Circuit Design: The innovative two-circuit system independently manages pre-heated air and plastic temperature, guaranteeing stability and consistency in your welding process.
Ideal Use Cases for the Weldplast S1
The Weldplast S1 excels in a variety of scenarios, making it an indispensable tool for construction professionals in Saudi Arabia:
- Precast Construction Accessories: Perfect for welding joints and seams in precast components, ensuring durable and long-lasting connections.
- Plastic Tank Fabrication and Repair: Whether you’re building tanks for aquaculture or repairing existing ones, the Weldplast S1 offers the precision needed for watertight seals.
- Boat Construction and Repair: Ideal for marine-grade plastics, this welder ensures strong, reliable bonds that withstand harsh environmental conditions.
- Pipe and Tube Welding: From butt fusion to socket fusion welding, the Weldplast S1 handles a variety of pipe materials and sizes commonly used in Saudi Arabia’s construction projects.
- General Plastic Repairs: Whether fixing plastic components on-site or fabricating custom parts, this versatile tool meets all your repair needs efficiently.
With its robust design, advanced features, and adaptability, the Weldplast S1 is the ultimate choice for construction professionals in Riyadh, Jeddah, and across the Kingdom of Saudi Arabia. Trust in Leister’s legacy of innovation and reliability to deliver exceptional results for your next project.
Support and Services for Weldplast S1 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 Weldplast S1 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 Weldplast S1 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 Weldplast S1 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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Article148.396
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Voltage230 V
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Frequency50/60 Hz
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Power1600 W
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Welding Rodø 3–4 mm / 0.12–0.16 in
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Material Output ø 3 mm0.2 – 0.5 kg/h
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Material Output ø 4 mm0.3 – 0.8 kg/h
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Welding MaterialsABS; ECTFE; FPO; HDPE; LDPE; LLDPE; PA; PC; PP; PVC-C; PVC-U; PVDF; TPO
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Weldable Sheet/Membrane Thickness5 – 12 mm
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Air GuideExternal
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Screw HeatingCoil Heater
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Air Temperature ControlClosed Loop
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LQSNo
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DisplayYes
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Brushless Blower MotorYes
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Brushless Drive MotorNo
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LED Working LightYes
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Length435 mm
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Width91 mm
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Height264 mm
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Weight4.7 kg
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Power Cable Length5 m
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PlugEU, 3 Poles, 16A
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Noise Emission Level76 dB (A)
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ApprovalsCB Certification; CE; UKCA
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Protection ClassI
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Country Of OriginSwitzerland
Highlights
Versatile

Numerous applications
Universal
WELDPLAST S1 effortlessly welds the following plastics: HD-PE, LD-PE, PP, PVC-U, PVC-C, PVDF, ECTFE and PA.

Effortless handling
Dual-component grip
With its dual-component grips, the WELDPLAST S1 guarantees an effective hand position, which allows various welding positions.

Adjustable air volume
Regulated
The air volume of the extruder is freely adjustable and and empowers the user with application specific, customized welding.
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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