SubArc torch and consumable lookup

Miller SubArc Torches & Accessories

Use this page for OBT torches, flux hopper, SubArc cables, contact tips, drive rolls, straighteners, manual slide, wire reel, and spool support assembly.

OBT 600OBT 1200Twin-wire torchDrive rolls
Miller SubArc Torches & Accessories catalog page

Torches and System Accessories

Part numberAccessoryCatalog note
301578SubArc Digital Converter120 VAC, 1-phase, 5 A; enables digital SubArc accessories with compatible Big Blue and Dimension power sources
043923OBT 600 torch600 amps at 100% duty cycle; 1/16-5/32 in. wire
043900OBT 1200 torch1,200 amps at 100% duty cycle; 1/16-5/32 in. wire
3011441200-Amp Twin-Wire Torch (Long)1,200 amps at 100% duty cycle; 3/64-3/32 in. wire
043967OBT 600 torch body extension1 in. extension
043969OBT 600 torch body extension2 in. extension
043973OBT 600 torch body extension4 in. extension
043975OBT 600 torch body extension6 in. extension
043981OBT 1200 torch body extensionOverall length with extension is 9 in.; actual extension is 8.5 in.
300942SubArc Flux Hopper Digital Low Voltage25 lb flux hopper with sight glass and slag screen
26077501515 ft SubArc Parallel CableCable for parallel SubArc power source setup
26087801515 ft SubArc Tandem CableCable for tandem SubArc setup
199733Single-Wire StraightenerFor OBT 600 and OBT 1200 single-wire torches
301160Twin-Wire StraightenerFor 1200-amp twin-wire torch only
301137Manual Single Slide7.87 in travel adjustment; not recommended for tandem
301134SubArc Single Mounting BracketSingle-arc welding head mounting bracket for manual slide
301135SubArc Tandem Mounting BracketPredesigned tandem welding-head configuration with independent lead/trail adjustment
301136SubArc Mounting HingeAllows the welding head to swivel 90 degrees
108008Wire ReelSupports 60 lb coil; requires spool support assembly 119438
119438Spool Support AssemblyRequired with wire reel 108008

OBT Contact Tips

Part numberTipWire size
192700OBT 600 contact tip1/16 in. wire
192701OBT 600 contact tip5/64 in. wire
192702OBT 600 contact tip3/32 in. wire
192703OBT 600 contact tip7/64 in. wire
192704OBT 600 contact tip1/8 in. wire
192705OBT 600 contact tip5/32 in. wire
192141OBT 1200 contact tip1/16 in. wire
199026OBT 1200 contact tip5/64 in. wire
192142OBT 1200 contact tip3/32 in. wire
200771OBT 1200 contact tip7/64 in. wire
192143OBT 1200 contact tip1/8 in. wire
192144OBT 1200 contact tip5/32 in. wire
2645951200-amp twin-wire contact tip3/64 in. wire
2645961200-amp twin-wire contact tip1/16 in. wire
2645971200-amp twin-wire contact tip5/64 in. wire
2645881200-amp twin-wire contact tip3/32 in. wire

SubArc Drive Rolls

Part numberDrive rollWire size
132955SubArc drive roll1/16 in. wire
132960SubArc drive roll5/64 in. wire
132961SubArc drive roll3/32 in. wire
132962SubArc drive roll7/64 in. wire
132963SubArc drive roll1/8 in. wire
193700SubArc drive roll5/32 in. wire

Portable System Options

Part numberOptionCatalog note
30107214-pin Insight Core ModuleRequires Insight Core to SubArc Digital Series Adapter 301295.
301295Insight Core to SubArc Digital Series AdapterAdapter for using Insight Core with the SubArc Digital Series.