What it welds
The PRIMEWELD CT520DP Multi-Process Welder is a multi-process with a maker-stated output of up to 50 amps on 220-volt input.
By Miller's rule of thumb of 1 amp per 0.001 inch of steel, 50 amps reaches about 0.050 in in a single pass. Amps by thickness.
The listing doesn't give a duty cycle with its amperage, which makes long beads hard to plan; the rating plate or manual should state it. Why it matters.
Processes, per the maker: plasma cutting, TIG/stick. Check which torches and guns come in the box; a TIG torch or spool gun is often extra. Process guide.
It needs a 240-volt circuit; have a licensed electrician install the receptacle the manual specifies. 120 V vs 240 V.
Eye protection: OSHA's minimum is shade 10 for most of this machine's range (shade 10 for stick above 160 A). Full table.
Is it the right machine for the job?
Buy it for
- A shop that does a bit of everything
- Sheet metal to about 0.050 in
Skip it for
- Steel much past 0.050 in in one pass
What it does well, where it falls short
Does well
- Up to 50 A output
- Multi-process
Falls short
- Duty cycle not stated with amps
- Needs a 240 V circuit
- Torches may be extra
Power and setup notes
- Ratings are the maker's own, stated under the maker's conditions. Follow the manual, wear eye protection of at least OSHA's minimum shade, keep combustibles away, ventilate, and have a licensed electrician install new circuits.
Rated output and specs
Every figure below comes from the source shown in brackets. Where the maker doesn't state something, we say so instead of estimating.
| Model number | CT520DP | Retailer |
|---|---|---|
| Output range | 50a | Retailer |
| Input power | 220vac | Retailer |
| Processes | plasma cutting, TIG/stick | Retailer |
Machines to put next to it
Other multi-process welders in the same amp range
- ARCCAPTAIN MIG250 Multi-Process Welder
- YESWELDER 250A Multi-Process Welder
- YESWELDER 200A Multi-Process Welder
- ARCCAPTAIN DC 200A Multi-Process Welder
Every multi-process welders on one spec sheet · All PRIMEWELD machines listed
Final verdict
A match for A shop that does a bit of everything.
Where to buy
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