View and Submit Quote

New Product Added to Quote Request


Rental Equipment

Lincoln AC1200 Multiprocess SubArc Welder

Lincoln AC1200 Multiprocess Sub-Arc Welder

Top Features

  • AC CC
  • For Fully-Automatic Welding Applications
  • Submerged-Arc Welding with NA4 Automatic Wire feeders and LT56 Sub-Arc Tractors
  • Scott connection taps standard for two AC welding heads operated in tandem

The AC1200 is the leading power source for submerged arc welding. It is a power source that you can count on day-in and day-out to provide proven performance. The AC1200 produces outstanding arc characteristics and is specifically designed for operation with NA4 automatic wire feeders.

Product Details


AC Amperage Range: 200 - 1500 A
Rated CC Output: 1200 A at 44 VDC, 100% duty cycle
Input Power: 460/1/60
Weight: 1,570 lb (712 kg)
Dimensions: H: 57.2" (1453 mm) W: 22" (560 mm) L: 38" (970 mm)

Additional Features


  • Scott connection taps standard for two AC welding heads operated in tandem
  • Rheostat adjusts the output settings while welding or at idle
  • Three output studs with overlapping ranges
  • ±10% input line voltage compensation for maintaining weld consistency
  • Thermostatic protection from current overload and excessive temperatures
  • Terminal strip for remote control and wire connections and output studs for welding cables
  • Fuse protected control circuit and 115V AC auxiliary power circuit
  • Solid state circuitry provides extra-long life for repetitive welding applications
  • Removable side panels for easy access to internal parts
  • Windings and rectifiers protected against moisture and corrosive environments
  • UL listed
  • Three year warranty on parts and labor
  • Manufactured under a quality system certified to ISO 9001 requirements

All Product Resources

Options, Accessories and Related Equipment

Wire feeders
Sub-arc tractors
Flux-recovery systems

Related Equipment
NA4 automatic wire feeder
NA4 automatic wire feeder
LT56 sub-arc tractors

Lincoln AC1200 Multiprocess SubArc Welder

Open the calendar popup.
Open the calendar popup.
Credit Card Icons

Airgas, an Air Liquide company, is the nation's leading single-source supplier of gases, welding and safety products. Known locally nationwide, our distribution network serves more than one million customers of all sizes with a broad offering of top-quality products and unmatched expertise.