MFDC Welding Inverter – Weld334M Compact

The MFDC3 Weld334M Compact is the main electronic control component managing welding current and energy in robotic and manual spot welding stations. MFDC technology at 1000 Hz delivers more stable weld quality and a compact equipment footprint. It integrates with industrial protocols including ProfiNet, DeviceNet, Profibus, and Ethernet.

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Key Specs

Technology: MFDC

Frequency: 1000 Hz

Communication Protocols: DeviceNet, ProfiNet, Profibus, Ethernet, CANOpen

 MFDC3-600A — studio 3/4 angle shot, full blue cabinet unit image
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Weld334M Compact spec page — all modules, fieldbus options diagram
MFDC system block diagram — inverter to transformer to gun
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Technical Specifications

Detailed technical specifications and capabilities

Technology

MFDC

Frequency

1000 Hz

Communication Protocols

DeviceNet, ProfiNet, Profibus, Ethernet, CANOpen

Control Unit

MFDC3 Weld334M Compact

Key Features & Benefits

What makes this product stand out from the rest

MFDC Technology

1000 Hz medium-frequency energy provides more stable weld quality and compact equipment footprint.

Modular Architecture

MFDC Inverter, CPU, I/O, and Fieldbus modules enable easily configurable architecture.

Wide Protocol Support

Integration with robots and PLC systems via DeviceNet, ProfiNet, Profibus, Ethernet, and CANOpen.

Quality Monitoring

Integrated real-time weld quality analysis and process optimization with WQS software.

Applications & Industries

Where this product excels across different industries

Automotive

Welding control for robotic and manual spot welding stations in automotive BIW lines.

Manufacturing

Industrial spot welding applications requiring high precision.

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