Stock number
907623 380/400/440 V, 50 Hz CE
Miller SubArc power source
SubArc DC 800 Digital (50 Hz) CE
50 Hz CE DC SubArc power source for applications covered by the DC 800 Digital configuration.
Submerged arc (SAW)Electroslag (ESW)CAC-A support pathStock 907623
Amperage range
50-815 A in CC mode
Sub Arc voltage
20-44 V in SubArc mode
Rated output
815 A at 44 V, 60% duty cycle
Size
H 30 in, W 23 in, D 38 in
Weight
603 lb
Machine Specs
| Input | Input at rated output | kVA / kW | Max open-circuit voltage | Power source size | Net weight |
|---|---|---|---|---|---|
| 380/400/440 V, 50 Hz CE | 95 A at 380 V; 90 A at 400 V; 83 A at 440 V | Unknown in AD/7.3 | Unknown in AD/7.3 | H 30 in, W 23 in, D 38 in | 603 lb |
Accessories and Torches That Fit This Ecosystem
SubArc Components
Digital interface control, remote pendant, motor control, and wire drive pages for the SubArc ecosystem.
View componentsSubArc Torches & Accessories
OBT 600, OBT 1200, twin-wire torch, flux hopper, cables, contact tips, drive rolls, and straighteners.
View accessoriesSubArc Hercules System
High-deposition SubArc Hercules path with DC 1000, XMT 450 SAW Hercules, Hercules torch, and Hobart SubCOR wire references.
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Fitment note
Start with the power-source stock number and frequency before matching interface controls, wire drives, OBT torch body, contact tips, flux hopper, and cables.
Source
Miller AD/7.3, SubArc Digital Series, issued November 2025.