Magswitch 300 Amp Ground Clamp - 8100746

$43.99 USD

Place the magnetic clamp on a clean work surface, twist the knob, and start welding. Switch on and off 90 pounds of magnetic holding force by rotating the black knob.

  • Magnetic field turns completely on and off mechanically.
  • Does not use an electrical power source.
  • Turn off to wipe away metal shavings and the magnet stays clean.
  • Mounts to flat and round surfaces of steel.
  • Lightweight and grounds instantly.


Item is on back order. Lead Time: Approximately June 7th. You can place your order as normal. Item will ship out as soon as it is available.



  • Max Breakaway: 90 lbs / 40 kg
  • Product Weight: 0.9 lb / 0.4 kg
  • Dimensions: 2.9 x 1.9 x 2.3 in / 73.1 x 49 x 57.3 mm
  • Magnetic Pole Footprint: 40 mm diameter


300 Ground Clamp Spec Sheet


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