Leister WELDPLAST S4 extrusion welder (1.5-4.0kg/hr)

The WELDPLAST S4 is the first extrusion welder of its kind with brushless, maintenance-free motor for generating preheated air. Output of up to four kilograms per hour is made possible thanks to the S4’s powerful drive system.

  • Compact housing design reduces noise and guarantees optimal cooling for the electronics and drive.
  • Microprocessor to regulate the welding process and to monitor the tool
  • Menu with function programs
  • Dual-sided twist-free wire intake
  • Maintenance-free blower


Article No.: 116.948

Attribute Unit Value
Voltage V~ 230
Power W 3680
Max. air outlet temperature °C 350
Max. Plastification temperature °C 260
Material PE / PP
Welding rod mm ∅ 3 – 4
Output kg / h 1.5 – 4.0
Size (L × W × H) mm 560 × 110 × 300
Weight kg 8.7