
The Thermal Arc PWM-300 MIG Gun (SKU: 2-2845) is a robust air-cooled torch designed for medium to heavy industrial fabrication. Engineered by Thermal Dynamics (TDC), this gun is rated for 300 Amps at a 60% duty cycle, making it suitable for sustained welding operations on mild steel, stainless steel, and aluminum. The assembly features a 12.5-foot (approx. 3.8 meters) cable, providing adequate reach for bench work and structural fabrication without compromising wire feed smoothness.
This model is specifically designed to integrate with Thermal Arc power sources, ensuring a secure connection and optimal electrical conductivity. It utilizes industry-standard Tweco-style consumables (contact tips, nozzles, and diffusers), which simplifies inventory management and reduces maintenance costs. The gun's construction includes a durable outer jacket that resists abrasion and heat, protecting the internal power cable and liner. The ergonomic handle is shaped to fit comfortably in the operator's hand, featuring a responsive trigger mechanism that withstands repetitive use in demanding environments.
Technicians and procurement specialists should note that the PWM-300 is designed for versatility, capable of running wire diameters typically ranging from 0.035" to 1/16" depending on the liner and contact tip configuration. The backend connection is tailored for Thermal Arc feeders, often utilizing a Tweco #4 style or specific adapter configuration standard to the brand's 300-class machines.
| Additional Information |
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| Amperage:300 |
| Cable Length:12.5 ft |
| Cooling Method:Air Cooled |
| Process:MIG (GMAW), Flux-Cored Arc Welding (FCAW) |
| Duty Cycle:60% @ 300A |
| Wire Diameter Capacity:0.035" - 1/16" |
| Connection Type:Tweco Style |
| Packaging Description:pack of 1 |