Big Blue
Heavy Industrial
Applications
Heavy construction
Structural steel
Quick
Mining maintenance
Maintenance and repair rigs
Specs
Process piping
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.
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.
Optimized arc
control for
stick welding
applications.
See page 2.
Parameter control at the wire
feeder or pendant without needing
a control cord.
See page 2.
500 Pro
®
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
Engine-driven welder is warrantied for three years, parts and labor.
Engine is warrantied separately by the engine manufacturer.
Miller Electric Mfg. LLC
An ITW Welding Company
1635 West Spencer Street
P.O. Box 1079
Appleton, WI 54912-1079 USA
Output Range
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.
®
models
USA model shown is
Equipment Sales US and Canada
Phone: 866-931-9730
FAX: 800-637-2315
International Phone: 920-735-4554
International FAX: 920-735-4125
Issued June 2023 • Index No. ED/11.0
Diesel Engine-Driven
Welder
DC stick/TIG
20–500 A
DC MIG/FCAW 14–50 V
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.
MillerWelds.com
Need help?
Do you have a question about the Big Blue 500 Pro and is the answer not in the manual?
Questions and answers