ARCCAPTAIN MIG165 165A 4-in-1 MIG Welder, 110V/220V

Some metalworking jobs call for one welding process, others benefit from having several available on the same machine. The ARCCAPTAIN MIG165 combines gas MIG, gasless flux-core MIG, Lift TIG, and stick welding, giving home repair and DIY projects more flexibility as the task changes. Its dual-voltage design supports 110V or 220V operation, while the Synergy MIG controls let you adjust settings around plate thickness, voltage, and welding speed.

A clear LED display keeps welding settings easy to read, and 2T/4T modes support both trigger-controlled work and longer continuous welding.

Size & fit

Measuring 14.9 x 5.3 x 9.7 inches, the MIG165 has a compact footprint for a home workshop or a work area where space is shared with other tools. Its multi-process setup can also help reduce the need to choose a separate machine for each welding method. The machine is designed to be carried using a handle or shoulder strap, which is useful when moving between a bench and a repair location.

The wire compartment accommodates a 2 lb spool, a practical detail to account for when selecting wire for MIG or flux-core work. For Lift TIG, the WP-17V torch must be purchased separately.

Benefits

Choose gas MIG or flux-core MIG for wire welding, Lift TIG for that welding process, or MMA when stick welding suits the job. This range of modes is useful for varied home repairs and DIY metalworking, including work involving stainless steel, carbon steel, and mild steel. The stated capability for mild steel workpieces is up to 3/16” thick.

Synergy MIG provides adjustments for plate thickness, voltage, and welding speed, while Manual MIG allows current and voltage adjustments. For stick welding, settings include hot start and arc force. These options give users a way to tailor the controls to the process and task instead of relying on one fixed setup. The LED screen displays the settings clearly, and the 2T/4T switch lets you choose between trigger-controlled welding for detailed work and continuous welding for longer operations.

Buyers commonly praise the machine’s portability and straightforward controls, including the readable display. Those impressions make its compact design and process selection especially relevant for people setting up a home welding station or moving equipment between projects.

Key specifications

• Welding modes: Gas MIG, flux-core MIG, Lift TIG, and MMA/stick
• Output current: Up to 165A
• Input voltage: 110V/220V, turn off the screen and wait for the fan to stop before changing the voltage setting
• Rated duty cycle: 60%
• Controls: Synergy MIG, Manual MIG, hot start, arc force, and 2T/4T
• Mild steel capacity: Up to 3/16”
• Wire spool capacity: 2 lb
• Included: MIG165 welder, 6.5 ft MIG torch, 10 ft ground clamp, 10 ft electrode holder, rollers, flux-core wire, conductive nozzles, brush and hammer, and user manual
• Warranty: 2-year manufacturer warranty

When it makes sense

The MIG165 is suited to buyers who want one machine for several welding processes and a range of small-shop or home repair tasks. Its 110V/220V selection offers flexibility when setting up for a job, and the display and adjustable controls make the process settings accessible at the machine. For a project that involves switching between wire welding and stick work, having those modes together can make this multi-process format a useful fit. It is also a practical choice when portability and a compact footprint matter as much as having several welding methods available.