Miller Electric Syncrowave 351 TIG Welder 350A 200V AC / 230V AC / 460V AC 1-Phase
Miller Electric Syncrowave 351 TIG Welder 350A 200V AC / 230V AC / 460V AC 1-Phase
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30-day returns on every item. Photos reflect the actual item’s current condition — see our return policy and condition guide.
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Product Specifications
- Manufacturer: Miller
- MPN / Model: Syncrowave 351
- Product Type: Constant Current AC/DC Arc Welding Power Source
- Voltage: 200/230/460V
- Phase: 1
- Frequency: 60 Hz
- Amperage: 151/131/67A Input
- Power: 17.4 KW
- OEM / Alternate Part Number: Stock No. 903219
- Serial Number: KD445595
Product Description
This Miller Syncrowave 351 is a constant current AC/DC arc welding power source built for TIG and Stick welding applications, identified by its nameplate Stock No. 903219 and Serial No. KD445595. The unit is rated for single phase input at 200, 230, or 460 volts, with a listed KW draw of 17.4 that corresponds to its 350 amp, 40 percent duty cycle output rating on this model.
The unit is mounted on its factory cart with a Miller Coolmate 4 water coolant system attached, along with associated leads and cabling. It is listed as Surplus, Untested condition. Buyers matching an exact Miller catalog or stock number for replacement, spare inventory, or maintenance sourcing can use these confirmed nameplate details to compare against their existing equipment or purchasing requirements.

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Shipping & Handling
Most orders ship within 1–2 business days via UPS, but expedited same-day handling is available as an add-on to orders in cart. Larger equipment ships via freight carrier. Use the shipping estimator above for a location-specific quote. Local pickup is also available at our Fairfield, IL facility, typically ready within 4 hours.
Returns & Condition
All items are sold as-described based on the photos and condition listed. If an item arrives differing from its description, it may be eligible for return or refund. See our full condition guide for details on our grading terms.
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