For welders, correct.
But I went to buy a Titanium 125 Flux (Not the awful AC-only Chicago Electric 125) and the website showed none in a 200 mile radius so order now for next June delivery. (!)
Amazon lists similar welders. One is dual voltage. When CamelCamel (price monitoring) showed it dropped from $199 to $149, I bought one.
Amico MIG-130A, 130 Amp MIG/Flux Cored Wire Gasless Welder, 110/230V Dual Voltage
I like the Amico. Running 240v input I think the claimed 130A output is realistic. I burned through a 1/8" scrap I tried it on. While output of 130A from any 110V welder needs 30A input, not realistic. Quality seems at least as good as HF. I got the third party 4 year repair warranty, $30, that Amazon lists alongside the welder listing. Just in case ...