Processes
Stick (SMAW)
MIG (GMAW)*
Flux-cored (FCAW)*
RMD
®
**
Pulsed MIG (GMAW-P)**
DC TIG (GTAW)
Submerged arc (SAW)
Air carbon arc (CAC-A)
3/8-inch (9.5 mm) carbons
Air plasma cutting and gouging
with optional Spectrum
®
models
Heavy Industrial
Applications
Heavy construction
Structural steel
Mining maintenance
Maintenance and repair rigs
Process piping
Big Blue
®
500 Pro
Diesel Engine-Driven
Welder
Issued June 2023 • Index No. ED/11.0
Output Range DC stick/TIG 20–500 A
DC MIG/FCAW 14–50 V
Auxiliary Output Rated at 104°F (40°C)
3-phase 27,000 watts peak, 20,000 watts continuous
1-phase 15,000 watts peak, 12,000 watts continuous
Note: See page 4 for specific international specs.
*With wire feeder.
**ArcReach models only with ArcReach Smart Feeder.
Electronic engine display
(USA models) simultaneously
displays fuel level, engine hours,
coolant temperature, oil pressure,
battery volts and engine rpm.
Also tracks oil change intervals
and displays engine diagnostics
for quick and easy servicing.
Heavy-duty low-speed T4F and
T4i industrial diesel engines.
The cleanest, greenest diesel power
available. T4F models utilize diesel
oxidation catalyst (DOC) technology
to keep the air clean with NO
exhaust aftertreatment maintenance.
Quick
Specs
USA model shown is
Parameter control at the wire
feeder or pendant without needing
a control cord. See page 2.
Miller Electric Mfg. LLC
An ITW Welding Company
1635 West Spencer Street
P.O. Box 1079
Appleton, WI 54912-1079 USA
MillerWelds.comEquipment Sales US and Canada
Phone: 866-931-9730
FAX: 800-637-2315
International Phone: 920-735-4554
International FAX: 920-735-4125
Optimized arc
control for
stick welding
applications.
See page 2.
Full control of
your machine in
the palm of your
hand. See page 3.
Durable and
built to last in
harsh industrial
environments.
Superior arc
performance.
International
models available.
Engine-driven welder is warrantied for three years, parts and labor.
Engine is warrantied separately by the engine manufacturer.
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