Rustler EM 280 PRO MIG/MAG Welding Inverter

$350 rebate available from January 1 to June 30, 2026— when you buy during the promotional period

The Rustler EM 280 PRO MIG/MAG compact welding inverter delivers exceptional power, precision, and reliability for professional welders across industries. Backed by advanced inverter technology, it offers optimized welding performance with low energy consumption on single-phase 208 V or 230 V power.

Engineered for versatility, the Rustler EM 280 PRO is pre-programmed for carbon steel, stainless steel, aluminum, silicon bronze, and flux-cored wires. A robust 4-wheel industrial drive system ensures smooth, consistent wire feeding, reducing downtime and improving weld quality on every job.

Key Features and Benefits

• Advanced inverter technology for low energy consumption and high efficiency (82 %)

• Operates on 208 V or 230 V single-phase power for shop and field flexibility

• Optimized welding programs for multiple materials: carbon steel, stainless steel, aluminum, silicon bronze, and flux-cored wires

• Wide current range of 30–280 A for light and heavy-duty applications

• Durable, professional-grade housing with optional accessories storage system

• Integrated inspection window, LED-lit spool compartment, torch holder, and cable management for a more organized workspace

• Industrial 4-roll wire feed mechanism for smooth, reliable wire delivery

• Energy-saving mode (<30 W) reduces idle power consumption

• Certified to cETLus standards for safety and quality

Technical Specifications

• Input Voltage: 208 V ±15 % or 230 V ±15 %, 1 Phase, 50/60 Hz

• Output Range: 30–280 A, 12–30 V

• Duty Cycle (230 V): 280 A @ 25 %, 200 A @ 60 %, 155 A @ 100 %

• Wire Feed Speed: 2–17.8 m/min (80–700 in./min)

• Wire Diameter Support:

  • Mild Steel: 0.6–1.2 mm

  • Stainless Steel, Aluminum, Flux-Cored: 0.8–1.2 mm

• Open Circuit Voltage: 68 VDC

• Power Factor: 0.98

• Efficiency: 82 %

• Rated kVA: ~9.8 kVA

• Recommended Generator Size: 12.2 kVA / 10 kW

• Operating Temperature: -10 °C to +40 °C

• Weight: 60 kg (133 lbs)

• Dimensions: 960 × 450 × 840 mm (37.8 × 17.8 × 33.1 in.)

• Enclosure Class: IP21

• Supply Plug: 230 V NEMA 6-50P

Industries Served

• Manufacturing

• Construction and Fabrication

• Automotive Repair

• Shipbuilding

• Agriculture

• Welding Education and Training

Why Choose the Rustler EM 280 PRO?

Get professional-level performance in a compact, energy-efficient design with exceptional versatility across materials and applications. The Rustler EM 280 PRO is built for productivity, reliability, and comfort on the shop floor or in the field.