Introducing the Leister Weldplast 300 Extrusion Welder

The Weldplast 300 is Leister’s latest-generation extrusion welder from Switzerland, specially designed for professional plastic welding applications that demand high precision, excellent output, and outstanding durability.

With 3680W power, the machine delivers a welding output of up to 3.2 kg/hour (with Ø4mm rod), allowing you to complete jobs faster and more efficiently.

Product Codes:

• 175.392: WELDPLAST 300, 230V/3680W, CEE 16A plug
• 175.286: WELDPLAST 300, 230V/3680W, EU plug
• 175.395: WELDPLAST 300, 230V/3680W, without plug

Key Features of Weldplast 300

• Advanced Brushless Technology: Both the blower motor (ECOdrive) and drive motor (POWERdrive) are brushless, offering long service life, low maintenance, and quiet operation.
• 2-Zone Heating System: Ensures stable temperature control and consistently high-quality welds.
• LQS (Leister Quality System): Records welding parameters via the myLeister app for full traceability and quality documentation — essential for large projects and strict requirements.
• Ergonomic & Lightweight Design: Only 7 kg, comfortable to hold with multiple grip positions. Side stand can be mounted on left or right.
• LED Work Light: Bright illumination of the welding area for better visibility and safety.
• Smart Upper Air Intake: Easy-to-clean air filter, ideal for dusty job sites.
• Eco Mode: Saves energy during extended use.
• Fully compatible with Leister’s wide range of welding shoes.

Technical Specifications:

• Welding rod: Ø3 – 4 mm
• Output: 1–2 kg/h (Ø3mm) | 1.8–3.2 kg/h (Ø4mm)
• Sheet thickness: 15–30 mm
• Voltage: 230V – 50/60 Hz
• Origin: Switzerland | CE Certified

Real-World Applications

The Weldplast 300 is ideal for:

• HDPE and PP tank fabrication and repair
• Aquaculture tanks and fish farming systems
• Landfill liners, reservoirs, canals, and pond waterproofing
• Large-diameter pipe and fitting welding
• Boat and marine plastic repairs
• Ventilation ducts and industrial plastic components
• Tunnel waterproofing and mining applications

Why Choose the Leister Weldplast 300?

1. High welding speed and productivity
2. Superior, consistent weld quality
3. User-friendly — easy for both beginners and professionals
4. Extremely durable thanks to brushless motors
5. Full welding data logging with LQS
6. Trusted Swiss brand — long-term reliability and value

Contact Us

Need expert advice, the best price quote, or a live demonstration of the Leister Weldplast 300?

Contact us today for genuine Leister products, full warranty, technical training, and professional support.

Leister Weldplast 300 – Strong Welds, Fast Work, Swiss Quality!

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