Processes
Stick (SMAW), MIG with wire feeder (GMAW), Flux-cored (FCAW), DC TIG (GTAW), Air carbon arc cutting and gouging (CAC-A)
Miller Stick / Engine-Drive Support
Trailblazer 330
Heavy-industrial engine-driven welder with ArcReach, direct spool gun connection, Auto-Set, advanced Auto-Speed, optional Excel power, and gas or diesel models.
Stick (SMAW)MIG with wire feeder (GMAW)Flux-cored (FCAW)DC TIG (GTAW)Air carbon arc cutting and gouging (CAC-A)
Heavy industrial engine-drive
Welding range
CC Stick/TIG: 20 - 330 A. CV MIG/FCAW: 15 - 40 V.
Engine
Gas Rehlko CH730, EFI gas Rehlko ECH730, or Kubota D902 diesel depending on stock number
Auxiliary power
Single-phase. Peak: 12,000 W. Continuous: 10,500 W. Optional Excel power: 2,400 W at idle speed and while welding.
Weight
Gas: 400 lb. (181 kg). Diesel: 611 lb. (277 kg).
Class
Heavy industrial engine-drive
Machine Packages
| Stock number | Catalog package |
|---|---|
| 907831 | Rehlko with GFCI |
| 907831001 | Rehlko with Excel power |
| 907832 | EFI Rehlko with GFCI |
| 907832001 | EFI Rehlko with Excel power |
| 907832002 | EFI Rehlko with Excel power and WIC |
| 907832003 | EFI Rehlko with Excel power and battery charge/crank assist |
| 907832004 | EFI Rehlko with Excel power, battery charge/crank assist, and WIC |
| 907832006 | EFI Rehlko with Excel power, polarity reversing, and WIC |
| 907849 | Kubota diesel with GFCI |
| 907849001 | Kubota diesel with Excel power |
| 907849002 | Kubota diesel with Excel power and WIC |
| 907849003 | Kubota diesel with Excel power and battery charge/crank assist |
Welding Output
- Gas CC: 330 A at 30 V, 100% duty cycle
- Gas CV: 325 A at 30.25 V, 100% duty cycle
- Diesel CC: 330 A at 31 V, 100% duty cycle
- Diesel CV: 330 A at 30.5 V, 100% duty cycle
Key Support Notes
- ArcReach remote weld-joint control
- Direct 10-pin spool gun connection
- Auto-Set weld setup
- Advanced Auto-Speed fuel savings
- Optional Wireless Interface Control and Excel power
Accessories and Process Paths
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SuitCase Feeders
Voltage-sensing or wire-feeder path listed for supported engine-drive machines.
Open support pageSpoolmate 200
Spool gun path listed for Bobcat 265, Trailblazer 330, and Air Pak models.
Open support pageSpoolmatic Spool Gun
Spool gun path listed for supported Bobcat, Trailblazer, and Air Pak models.
Open support pageArcReach Stick/TIG Remote
Remote welding-control path listed for supported ArcReach models.
Support path pendingSpectrum 625 X-TREME
Plasma cutter path listed for Bobcat, Trailblazer, and Air Pak machines.
Open support pageOff-Road Running Gear with Protective Cage and Never Flat Tires
301707 Catalog-listed running gear and cage assembly for gas/LP Bobcat and gas Trailblazer models, except Air Pak models.
Support path pendingAmazon link: Needs verification.
Protective Cage with Cable Holders
301709 Catalog-listed protective cage for gas/LP Bobcat and gas Trailblazer models, except Air Pak models.
Support path pendingAmazon link: Needs verification.
Protective Cage with Cable Holders
301718 Catalog-listed protective cage for Trailblazer 330 Diesel.
Support path pendingAmazon link: Needs verification.
Protective Cover
301712 Protective cover for gas Bobcat and Trailblazer models, except Air Pak, without cage or running gear.
Support path pendingAmazon link: Needs verification.
Protective Cover
301713 Protective cover for gas Bobcat and Trailblazer models, except Air Pak, with cage or running gear.
Support path pendingAmazon link: Needs verification.
Protective Cover
301731 Protective cover for diesel Trailblazer without cage or running gear.
Support path pendingAmazon link: Needs verification.
Protective Cover
301729 Protective cover for diesel Trailblazer with cage or running gear.
Support path pendingAmazon link: Needs verification.
Full KVA Adapter Cord
300517 Full KVA adapter cord listed for Bobcat, Trailblazer, and Big Blue engine-drive models.
Support path pendingAmazon link: Needs verification.
Full KVA Plug Kit
119172 Single-phase 120/240 V, 50 A plug kit listed for Bobcat, Trailblazer, and Big Blue models.
Support path pendingAmazon link: Needs verification.
Gas Cylinder Mounting Assembly
301711 Gas cylinder mounting assembly for gas Bobcat and gas Trailblazer models except Air Pak.
Support path pendingAmazon link: Needs verification.
Battery Charge / Jump Cables
300422 Catalog note says battery charge/jump cables must be ordered separately for battery charge/crank assist features.
Support path pendingAmazon link: Needs verification.
Electric Fuel Pump Kit
301741 Catalog-listed kit for Bobcat gas models operating above 5,000 feet when not factory-equipped.
Support path pendingAmazon link: Needs verification.
Off-Road Running Gear
301706 Off-road running gear for gas/LP Bobcat and gas Trailblazer models except Air Pak.
Support path pendingAmazon link: Needs verification.
Multi-Terrain Running Gear
301708 Multi-terrain running gear for gas/LP Bobcat and gas Trailblazer models except Air Pak.
Support path pendingAmazon link: Needs verification.
Multi-Terrain Running Gear
301717 Multi-terrain running gear for Trailblazer 330 Diesel.
Support path pendingAmazon link: Needs verification.
HWY-Mid Frame Trailer
Trailer path listed for Bobcat, Trailblazer, Big Blue 400 Pro, Big Blue 400 PipePro, and Big Blue 450 Duo CST.
Support path pendingDimensions
Gas: H 26.5 in. / 31.2 in. to top of exhaust, W 20.13 in., D 37.06 in. Diesel: H 27.02 in. / 32.41 in. to top of exhaust, W 20.6 in., D 45.72 in.
Source: Miller Electric 2026 Full-line Catalog, catalog page 83, literature ED/4.76 and ED/4.86. Machine and accessory relationships are source-backed catalog references. Amazon purchase links stay separate and only appear after independent product verification.