Miller Electric Mfg. Co.

Big Blue 700 Duo Pro

Miller's Big Blue 700 Duo Pro diesel engine and AC welding generator offers either independent dual-operator capabilities with up to 400 amps of welding power or the ability to combine both outputs for up to 800 amps with a single operator.

  • Offers independent generator power for use of power tools and accessories on site without interacting with the welding arc
  • Full multiprocess capabilities (Stick, MIG, Flux Cored, TIG, Carbon Arc Gouging)
  • One 5,500-watt-peak/4,000-watt-continuous single-phase generator is fully independent of weld output
  • 27,000-watt-peak/20,000-watt-continuous second generator provides more robust power for high power needs on site
  • Powered by Deutz D2011 L04 four-cylinder heavy-duty, low-speed diesel engine
  • EPA Tier 4i compliant
  • Rated at 75 dB at 23 ft. under full load

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