Not that you’re asking about a welder but here’s a recommendation I have used now for 5+ years. Pretty sure there have been some technical upgrades but I have used in on 20ga to 5/8” and never an issue, the auto-set is super convenient and while dual voltage, I have only used the 240V with the CO2 mix
Millermatic 211 PRO MIG Welder Machine - Dual-Voltage Portable Flux Core Welder with Auto-Set & Spool Gun Detection - Aluminum, Mild & Stainless Steel Welding Machine - Wire Feed Gas Welder Millermatic 211 PRO MIG Welder Machine - Dual-Voltage Portable Flux Core Welder with Auto-Set & Spool Gun Detection - Aluminum, Mild & Stainless Steel Welding Machine - Wire Feed Gas Welder - Amazon.com - https://www.amazon.com/dp/B0FFWV5DJG?ref=cm_sw_r_ud_dp_ZC0EEWBXK56EC7VN02S8&ref_=cm_sw_r_ud_dp_ZC0EEWBXK56EC7VN02S8&social_share=cm_sw_r_ud_dp_ZC0EEWBXK56EC7VN02S8&language=en-US
Millermatic 211 PRO MIG Welder Machine - Dual-Voltage Portable Flux Core Welder with Auto-Set & Spool Gun Detection - Aluminum, Mild & Stainless Steel Welding Machine - Wire Feed Gas Welder Millermatic 211 PRO MIG Welder Machine - Dual-Voltage Portable Flux Core Welder with Auto-Set & Spool Gun Detection - Aluminum, Mild & Stainless Steel Welding Machine - Wire Feed Gas Welder - Amazon.com - https://www.amazon.com/dp/B0FFWV5DJG?ref=cm_sw_r_ud_dp_ZC0EEWBXK56EC7VN02S8&ref_=cm_sw_r_ud_dp_ZC0EEWBXK56EC7VN02S8&social_share=cm_sw_r_ud_dp_ZC0EEWBXK56EC7VN02S8&language=en-US