VARIABLE AUTO
TRANSFORMERS (VARIAC)

Precision voltage control engineered for performance, automation and reliability — providing smooth, stepless voltage adjustment in Manual and Motorized versions, available up to 300 Amps Single Phase and 5000 Amps Three Phase.

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Variable Auto Transformers (Variac)

SPECIFICATIONS

Control Type
Manual & Motorized Versions
Single Phase Current
Up to 300 Amps
Three Phase Current
Up to 5000 Amps
Winding
100% Copper Construction
Voltage Control
Smooth & Stepless Regulation
Automation
PLC, SCADA & HMI Compatible
Brush System
Reliable Carbon Brush Design
Duty
Heavy Duty Industrial Design

KEY FEATURES

01
Smooth & Stepless Voltage Control
Provides continuous and precise voltage adjustment without switching steps.
02
Manual & Motorized Versions
Offered in both hand-operated and motorized configurations.
03
100% Copper Winding Construction
Manufactured using high-grade copper windings for superior conductivity and reliability.
04
Wide Current Range
Available up to 300 Amps Single Phase and 5000 Amps Three Phase.
05
PLC & Automation Integration
Can be integrated with PLC, SCADA and HMI systems.
06
Heavy Duty Industrial Design
Designed for continuous industrial operation with a reliable carbon brush system.
Manual & Motorized Variable Auto Transformers
Manual Variable Auto Transformers
✓ Simple & Reliable Operation
✓ Cost Effective Solution
✓ Easy Maintenance
✓ Precise Voltage Setting
Motorized Variable Auto Transformers
✓ Remote Voltage Adjustment
✓ Automatic Voltage Regulation
✓ PLC & HMI Compatible
✓ Programmable Voltage Profiles
✓ Suitable for Continuous Industrial Processes
Benefits to End Users & OEMs
• Accurate Process Control
• Improved Product Quality
• Reduced Energy Losses
• Reduced Equipment Stress
• Increased Productivity
• Reliable Continuous Operation
• Easy PLC Integration
• Compact & Modular Design
• Custom Control Logic
• Export-Oriented Design
• Ready for Industry 4.0 Applications
Applications
• Testing Laboratories
• Industrial Manufacturing
• Heating & Furnace Applications
• Motor Testing & Performance Evaluation
• Battery Charging Systems
• Railway & Infrastructure Projects
• Educational Institutions
• Solar & Renewable Energy Testing
• Electroplating & Surface Treatment Plants
• Automation & Process Industries

WHY CHOOSE MAGNETIC AND CONTROLS?

Manual & Motorized Options
Up to 5000A Three Phase
100% Copper Winding
PLC, SCADA & HMI Ready
Tested to International Standards

Need the right variable auto transformer
for your application?

Our engineers are ready to help you find the perfect precision voltage control solution.

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