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Article Number: 163.147

UNIDRIVE 500 – safe and economical – everywhere
The UNIDRIVE 500 is a compact, semi-automatic welder that impresses with its many advantages. Guided by two handles, you will achieve the right pressure to ensure safe and adequate welding. This lightweight tool allows you to change your welding direction, thanks to the its rotating nozzle and reversible drive. Lastly, it welds roofing membranes up to three times faster than manual welding. UNIDRIVE 500 – safe and economical – everywhere. 

  • Reliable: Ergonomic handle enables correct pressure while welding
  • Safe: Constant parameters and reliable quality – even with undervoltage
  • Fast: Up to three times faster than manual welding
  • Customized: Reversible drive allows for welding in either direction
  • Practical: Compact and lightweight automatic welder: 9.9 lbs.
  • Flexible: Stainless steel nozzle for various welding applications
  • Economical: Low-maintenance, brushless motors
  • Intuitive: Simple user guidance and operation via display


Attribute Unit Value
Voltage V~ 100 - 120
Frequency Hz 50 / 60
Power W 1800
Drive Speed feet/min 2.3 - 14.8
Weight lbs 9.9
Size (L × W × H) inch 11.7 x 10.8 x 6.8
Air volume % 45 -100
Noise emission level Lpa (dB) 70 (K = 3 dB)
Size (L × B × H) mm 297 x 275 x 173
Conformity mark   CE Certification
Protection class I   Protection Class I