Advanced Inverter Technology

CUT 120 SiC

CNC Plasma & MMA Multiprocess System

Advanced inverter-based plasma system with 100% duty cycle at 120A cutting and 180A welding. Features CNC compatibility, dual plasma/MMA functionality, 85% efficiency, 35mm cut capacity, and comprehensive protection for continuous automated and manual operations.

120A
Plasma Output
100%
Duty Cycle
180A
MMA Output
85%
Efficiency
35mm
Max Cut
CNC
Compatible
Dual
Process
Inverter Technology

Silicon Carbide MOSFET Technology

Advanced Power Semiconductor for Inverter Systems

Silicon Carbide MOSFET semiconductors enable next-generation inverter technology, delivering superior switching efficiency, enhanced thermal performance, and compact power density in professional plasma cutting and welding systems.

Superior Switching Efficiency

High-frequency switching capabilities reduce power loss, improve energy conversion efficiency, and enable compact inverter designs for industrial welding equipment.

Enhanced Thermal Performance

Operates reliably at elevated temperatures with minimal thermal derating, enabling continuous 100% duty cycle operation in demanding industrial environments.

Compact Power Density

Advanced semiconductor properties enable smaller inverter designs with higher power output, reducing equipment size and weight for industrial portability.

Inverter Engineering

Precision power electronics design, advanced semiconductor integration, and comprehensive thermal management for industrial reliability.

Manufacturing Excellence

Advanced production facilities with integrated quality systems, automated assembly processes, and rigorous validation protocols.

Global Distribution

Comprehensive logistics infrastructure, expedited international shipping, technical support services, and dedicated customer assistance worldwide.

Learn More About SiC Inverter Technology

Discover how Silicon Carbide MOSFET semiconductors enable superior inverter performance in professional welding and plasma cutting equipment.

Explore SiC Technology
A blue and black welding machine with the brand name SIBIT, model CUT 120, featuring a digital display, control knob, vents, and electrical ports.
Technical Specifications

CUT 120 SiC Complete Specifications

Parameter Unit Value
▼ Input Power Specifications
Input Frequency Hz 50
Rated Input Voltage V 3-Phase 380V AC ±10%
Input Voltage Range V 340–420
▼ Output Performance Specifications
No-Load Output Voltage V 310
Plasma Cutting Current Range A 25–120
Manual Arc Welding Current Range A 0–180
▼ Operational Efficiency
MMA Duty Cycle at 40°C % 180A @ 100%
Plasma Cutting Duty Cycle at 40°C % 120A @ 100%
System Efficiency % 85
▼ Cutting Capabilities
Maximum Clean Cut Thickness mm 1–35
Maximum Input Capacity kVA 18
Maximum Input Current A 27
▼ Inverter Technology
Semiconductor Type — Silicon Carbide MOSFET
CNC Integration — Compatible
Power Factor — 0.8
▼ System Protection Standards
Insulation Grade Class H
Ingress Protection Rating IP IP23S
Cooling Method — Forced Air Cooling
▼ Physical Dimensions
Unit Dimensions (L × W × H) mm 400 × 238 × 350
Net Weight kg 15
CNC Plasma Cutting System

CUT 120 Professional Overview

Industrial-grade CNC-compatible plasma cutting and MMA welding system featuring advanced inverter technology. Engineered for continuous automated operations with 120A plasma cutting at 100% duty cycle, 180A MMA welding capacity, and comprehensive CNC integration for precision metalworking applications.

Continuous Operation: 100% Duty Cycle Performance

Sustains 120A plasma cutting and 180A MMA welding at full rated capacity without thermal derating at 40°C ambient temperature. Advanced inverter technology delivers 85% system efficiency, 0.8 power factor, and reliable performance across 340–420V three-phase input range for demanding industrial environments.

Plasma Cutting Performance

25–120A adjustable output range with 310V no-load voltage. Maximum clean cut capacity 1–35mm across mild steel, stainless steel, and aluminum materials.

100% Duty Cycle @ 120A

MMA Welding Capacity

0–180A adjustable current for manual arc welding operations. Full 100% duty cycle at maximum output enables continuous professional welding applications.

100% Duty Cycle @ 180A

CNC Integration Ready

Full CNC compatibility with automation interface for integration into automated cutting systems, robotic cells, and production line environments.

Industrial Automation

Technical Features

Advanced inverter technology for industrial applications

Advanced Inverter Technology

High-performance power electronics deliver superior switching efficiency, reduced power loss, and enhanced thermal performance for industrial reliability.

Three-Phase Industrial Power

AC380V ±10% input voltage range (340–420V) with 50Hz frequency, 18kVA capacity, and 27A maximum input current for stable industrial operation.

High System Efficiency

85% overall efficiency with 0.8 power factor minimizes energy consumption, reduces operating costs, and ensures optimal power utilization.

Forced Air Cooling System

Active thermal management maintains optimal component temperature during continuous operation, enabling sustained 100% duty cycle performance.

Industrial Protection Standards

IP23S ingress protection rating and Grade H insulation class ensure durability in demanding manufacturing and metalworking environments.

Compact Industrial Design

400×238×350mm dimensions with 15kg net weight provides exceptional power density for integration into automated systems and mobile operations.

Industrial Applications

Engineered for automated manufacturing and professional metalworking

Automated Manufacturing

CNC cutting systems, automated production lines, robotic integration, and industrial automation applications requiring continuous precision plasma cutting.

Metal Fabrication

Professional metalworking shops, custom fabrication facilities, structural steel production, and manufacturing operations requiring dual plasma/MMA capabilities.

Industrial Services

Maintenance and repair services, field service operations, on-site fabrication work, and mobile metalworking applications requiring portable industrial equipment.

Professional Plasma Cutting Equipment | SIBITWELD

Professional Plasma Cutting Excellence

Partner with SIBITWELD for industry-leading plasma cutting equipment that delivers precision, reliability, and performance in every cut.

Core Advantages

Experience superior cutting performance through advanced technology and meticulous engineering

⚡

Precision Cutting Technology

Achieve exceptional cut quality and accuracy through advanced plasma arc technology designed for demanding industrial applications and complex geometries.

🔧

Advanced Power Systems

Maximize productivity with high-efficiency inverter technology delivering consistent arc stability, faster cutting speeds, and reduced operational costs.

💎

Industrial-Grade Durability

Count on uninterrupted operation with robust equipment engineered for continuous duty cycles in the most demanding industrial environments.

Why Choose SIBITWELD Plasma Systems

Comprehensive solutions backed by professional expertise and proven performance

01

Complete Product Range

Access a comprehensive selection from compact 40A systems to powerful 160A industrial cutters, with both IGBT and SiC technology platforms.

02

Professional Technical Support

Benefit from dedicated technical assistance, comprehensive training, and expert guidance ensuring optimal performance and maximum uptime.

03

Proven Industry Excellence

Trust in equipment backed by rigorous quality control, international certifications, and industry-leading performance standards.

Transform Your Cutting Operations

Discover professional plasma cutting equipment that delivers precision, reliability, and performance. Our commitment to quality and innovation ensures your success in every application.

Contact our team today to learn more about our complete range of plasma cutting systems and how they can elevate your manufacturing capabilities.

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