Professional AC Drive Repair Experts
AFSub Soft specializes in repairing all types of AC drives, VFDs, and variable frequency drives. With our component-level repair expertise and advanced testing equipment, we restore your drives to optimal performance, saving you up to 80% compared to replacement costs.
AC Drive Types We Repair
🔌 Standard AC Drives
- • Single Phase Drives (0.25HP - 3HP)
- • Three Phase Drives (0.5HP - 500HP+)
- • V/Hz Control Drives
- • Sensorless Vector Drives
⚙️ Specialized Drives
- • Servo Drives & Amplifiers
- • DC to AC Inverters
- • Regenerative Drives
- • Multi-motor Drives
🏭 Industrial Applications
- • HVAC Drives
- • Pump & Fan Drives
- • Conveyor Drives
- • Crane & Hoist Drives
Common AC Drive Problems We Fix
Fault Codes
Overcurrent, overvoltage, ground faults, overtemperature errors
Power Issues
No display, drive not starting, power supply failures
Component Failures
IGBT modules, capacitors, control boards, cooling fans
Performance Issues
Speed fluctuations, torque problems, communication errors
Overheating
Thermal trips, heatsink issues, fan failures
Control Problems
Parameter corruption, keypad issues, I/O failures
Our AC Drive Repair Process
Initial Assessment & Quotation
Free evaluation of your AC drive to identify all issues. Detailed repair quote provided within 24-48 hours with no obligation to proceed.
Component-Level Diagnosis
Thorough testing of power modules, control boards, capacitors, and all critical components using specialized test equipment.
Professional Repair
Expert technicians replace faulty components with OEM-quality parts. All repairs performed to manufacturer specifications.
Load Testing & Calibration
Comprehensive testing under simulated load conditions. Parameter verification and performance optimization.
Quality Assurance & Delivery
Final testing, cleaning, and inspection. Secure packaging and prompt delivery with 6-month warranty protection.
Why Choose AFSub Soft for AC Drive Repair?
Expert Technicians
Certified professionals with years of experience in VFD repair across all major brands
Cost Savings
Save up to 80% compared to buying new drives with our efficient repair services
Quick Turnaround
Standard repairs completed in 5-7 days. Emergency 24-48 hour service available
6-Month Warranty
All repairs backed by comprehensive warranty for your peace of mind
Advanced Testing
State-of-the-art test equipment ensures reliable, long-lasting repairs
Excellent Support
Dedicated customer service and technical support throughout the process
AC Drive Brands We Service
Don't see your brand? Contact us - we repair all major AC drive manufacturers!
Our Testing Capabilities
🔍 Component Testing
- • IGBT module testing
- • Capacitor ESR measurement
- • Gate driver verification
- • Diode bridge testing
⚡ Performance Testing
- • Full load simulation
- • Output waveform analysis
- • Efficiency measurements
- • Thermal performance
📊 Functional Testing
- • Parameter verification
- • Communication testing
- • I/O functionality
- • Safety circuit validation
Frequently Asked Questions
How much does AC drive repair cost?
Repair costs typically range from 20-40% of new drive price. We provide free evaluation and fixed-price quotes before starting any repair work.
How long does repair take?
Standard repairs are completed within 5-7 business days. Emergency 24-48 hour service is available for critical applications.
Do you repair obsolete or discontinued drives?
Yes! We specialize in repairing obsolete and hard-to-find drives. Our extensive parts inventory and expertise allow us to repair drives other shops cannot.
What if my drive cannot be repaired?
If we cannot repair your drive, you pay only nominal evaluation fees. We can also help source replacement units at competitive prices.
Do you offer on-site service?
We primarily offer in-shop repairs for thorough testing. However, we can provide on-site support for installation and commissioning after repair.
What warranty do you provide?
All AC drive repairs come with a 6-month warranty covering workmanship and replaced components. Extended warranty options are available.
Need AC Drive Repair?
Get your drives back online quickly with our expert repair services
Free Evaluation • No Obligation • Fast Response
Serving All of India
Mumbai • Delhi • Bangalore • Chennai • Pune • Kolkata • Hyderabad • Ahmedabad
Pan-India shipping available • International inquiries welcome