Stock number
907622 230/460/575 V
Miller SubArc power source
SubArc DC 650 Digital
DC submerged arc power source for traditional DC single-arc, multi-wire tandem, and high-current SubArc applications.
Submerged arc (SAW)Electroslag (ESW)CAC-A support pathStock 907622
Amperage range
50-815 A
Sub Arc voltage
20-44 V
Rated output
650 A at 44 V, 100% duty cycle
Size
H 30 in, W 23 in, D 38 in
Weight
593 lb
Machine Specs
| Input | Input at rated output | kVA / kW | Max open-circuit voltage | Power source size | Net weight |
|---|---|---|---|---|---|
| 230/460/575 V | 126 A at 230 V; 63 A at 460 V; 50.4 A at 575 V | 50 kVA / 34.8 kW | 75 Vpk | H 30 in, W 23 in, D 38 in | 593 lb |
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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.