Big Blue® 400

Product Description

Miller Big Blue 400 Welder

Maintenance displays:

  • Engine hours
  • Hours left before an oil change is due
  • Fuel gauge & low fuel shutdown indicator
  • High coolant temperature and low oil pressure shutdown indicators

Designed and built with reliable, heavy-duty industrial components that allow operation in remote locations,
without downtime.

Enclosed robust case design protects internal components from impact and allows air flow to cool and prolong the life of the engine. Also reduces sound levels.

The Vault-ultimate control board reliability in CC/CV models. Hardened solid-state control technology, housed in a sealed vault. The vault’s sealed connections are made through watertight plugs that make these components impenetrable to dust and moisture.
Hot Start™ provides positive Stick electrode starts to make it easy to start all types of electrodes, and works great for bead tie-ins.

Arc-Drive makes the welding easy. Automatically enhances Stick welding, especially on pipe, by focusing the arc and preventing the electrode from going out.

5500-watt peak generator power that is independent of weld settings which means no interaction between tools and the welding arc.

Quick and easy maintenance with single-side access to oil level check, oil fill, oil filter, fuel filter and air cleaner.

CSA and NEMA compliant.

Automatic engine shutdown protects engine if low oil pressure or high coolant temperature occurs.

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