The Ralli Wolf RA40HK (ARC 400HK) is a compact, lightweight, and power-saving inverter welding machine that delivers strong current output and superior arc performance without compromising on precision. Built with a copper wound main transformer and a choke coil for minimum spatter, it produces clean, quality welds with precise control. The modular type rectifier along with IGBT, diode, and capacitor components enhances machine life and keeps maintenance requirements low. Backed by Ralli Wolf's 60+ years of industry experience and ISO 9001:2015 certified manufacturing, the RA40HK is a dependable choice for everyday welding needs.

KEY FEATURES

Compact size, lightweight, and power saving design, strong current output with superior arc performance, quality weld with precise control, copper wound main transformer, fitted with choke coil for minimum spatter, VRD function for human protection, Arc Force control, modular type rectifier with IGBT, diode, and capacitor for enhanced machine life and low maintenance

TECHNICAL SPECIFICATION

APPLICATION

• General fabrication and metal work
• Construction site welding
• Maintenance and repair jobs
• Workshops requiring a lightweight and portable welding machine
• MMA (Stick) welding applications
• Small to medium scale industrial welding tasks

WHY CHOOSE THIS Ralli Wolf RA40HK

• Lightweight and portable at just 12.5 kg — easy to carry between job sites
• Copper wound transformer and choke coil reduce spatter and improve weld quality
• Arc Force control and VRD function ensure safer, more stable operation
• Modular rectifier design with quality IGBT, diode, and capacitor components means fewer breakdowns
• Low long-term maintenance cost, ideal for daily contractor and workshop use
• Strong current output and superior arc performance despite compact size