Inverter Welders Specs & manuals ↓
Miller CST 282 Tweco 907770
A 34.6 lb DC stick and Lift-Arc TIG inverter for pipe, plate and field fabrication. The selected 907770 model uses Tweco-style connectors and 208–575 V single- or three-phase input. Three-phase operation supports 280 A at 35% duty and 200 A continuously; single-phase published ratings are 200 A at 50% duty and 150 A continuously.
Estimated equipment rental only. Delivery, taxes and applicable fees quoted separately. Final pricing confirmed with dispatch.
Specifications
Equipment
- Manufacturer
- Miller
- Model
- CST 282 Tweco 907770
Selected model & input
- Stock number
- 907770
- Output connectors
- Tweco-style
- Input voltage
- 208–575 V AC
- Input phase
- Single or three phase
- Input frequency
- 50/60 Hz
- Processes
- DC stick / DC Lift-Arc TIG
- Stick range
- 30–280 A
- TIG range
- 5–280 A
Three-phase output
- Stick maximum rated output
- 280 A at 31.2 V DC, 35% duty
- Stick continuous output
- 200 A at 28 V DC, 100% duty
- TIG maximum rated output
- 280 A at 21.2 V DC, 35% duty
- TIG continuous output
- 200 A at 18 V DC, 100% duty
- Stick input at 460 V / 280 A output
- 13.92 A
- TIG input at 460 V / 280 A output
- 10.22 A
Single-phase output
- Stick rated output
- 200 A at 28 V DC, 50% duty
- Stick continuous output
- 150 A at 26 V DC, 100% duty
- TIG rated output
- 200 A at 18 V DC, 50% duty
- TIG continuous output
- 150 A at 16 V DC, 100% duty
- Stick input at 460 V / 200 A output
- 16.18 A
- TIG input at 460 V / 200 A output
- 11.06 A
Controls & handling
- Stick maximum open-circuit voltage
- 103 V DC
- TIG open-circuit voltage
- 9.5 V DC
- TIG arc initiation
- Lift-Arc, without high frequency
- H × W × D
- 13.5 × 8 × 18.5 in
- Net weight
- 34.6 lb
- Configuration
- Portable power source
Equipment Details
Capabilities & Features
- Auto-Line input adaptation
- Adaptive Hot Start
- Voltage Reducing Device
- Adjustable arc control
- Digital amperage display
- Portable carry handle
Available Options
- TIG torch and remote current controls
- Dinse connector configuration 907810 — separate model
- Manufacturer four- and eight-power-source rack packages
Specs & Manuals
PDF download
Factory specifications DC/29.6 — September 2025 (PDF)
PDF download
Factory owner manual OM-285986C — March 2024 (PDF)
Serial range: NE200628C – ZZ222222
Manufacturer resource
Factory parts manual PM-285986L — 2026 (PDF)
Serial range: NA486002U–ZZ222222
Manufacturer manuals
Manufacturer manuals and support
