High-End Industrial Solutions

Precision Heavy Engineering & Modern Motor Rewinding

Delivering global manufacturing excellence, custom electric motor dynamics, and industrial machinery components with unmatched luxury-grade precision.

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Our Flagship Operations

Offering world-class industrial repair, motor rewinding, and custom manufacturing.

Electro Motor Rewinding

Complete rewinding and precision overhaul for high-voltage industrial electric motors and generators.

Precision CNC Machining

Multi-axis CNC milling and turning for ultra-tight tolerance industrial machinery components.

Dynamic Balancing

Computerized dynamic balancing for heavy rotors, turbines, and high-speed industrial armatures.

About

Decades of industrial mastery, technological innovation, and commitment to perfection.

Pioneering Industrial Engineering Excellence

At , located at our flagship unit PREFECT ELECTRO MOTOR REWINDING, we specialize in high-precision heavy motor restoration, custom coil manufacturing, and industrial engineering.

Our state-of-the-art facility in Rajkot, Gujarat, is equipped with computerized testing bays, vacuum pressure impregnation plants, and advanced dynamic balancing rigs to deliver zero-defect reliability.

ISO 9001:2015 Certified Manufacturing Facility
Specialized High-Voltage Motor Rewinding up to 11kV
Advanced Vibration Analysis & Thermal Diagnostic Testing

Comprehensive Engineering Services

Premium specialized solutions engineered for heavy industries, power plants, and manufacturing units.

HT & LT Motor Rewinding

Complete Class H/F insulation rewinding for High Tension and Low Tension induction, synchronous, and slip-ring motors.

Stator & Rotor Core Rebuilding

Precision core lamination stacking, re-stamping, and custom rotor re-barring using oxygen-free high-conductivity copper.

Transformer Overhauling

Full oil filtration, coil re-winding, core repair, and complete testing of distribution and power transformers.

Custom Heavy Machining

Precision dynamic lathe operations, shaft manufacturing, sleeve repairs, and end-cover rebuilding.

VPI Insulation System

Vacuum Pressure Impregnation (VPI) utilizing solventless epoxy resin for maximum dielectric strength and moisture protection.

On-Site Diagnostic & Repair

24/7 emergency response team equipped with portable surge testing, laser alignment, and dynamic balancing units.

Our Engineering Capabilities

State-of-the-art infrastructure designed to execute heavy engineering projects with mathematical precision.

Rewinding Capacity

We carry capability to overhaul AC & DC Electric Motors up to 10,000 HP (11 kV), including turbo generators, traction motors, and subsea pumps.

Machining Limits

Our heavy machine shop features heavy-duty lathes capable of turning shafts up to 6 meters in length and dynamic balancing up to 15 Tons.

Insulation Grade

Implementation of Class H and Class C synthetic insulation systems tailored to harsh environmental conditions, chemical exposure, and high temperatures.

Automated Coil Winding

Computerized CNC coil winding machinery ensuring uniform tension, exact turn ratios, and minimal dielectric stress.

Rigorous Quality Assurance

Every motor and component leaving undergoes exhaustive non-destructive testing.

Surge Comparison Testing

Identifies turn-to-turn insulation weakness before insulation breakdown occurs.

Thermal Imaging Analysis

FLIR infrared thermography during full-load burn-in tests to detect hotspots.

Vibration Spectrum Analysis

FFT vibration analysis to guarantee whisper-quiet bearing runouts and dynamic balance.

Manufacturing Facility Gallery

A visual tour through our state-of-the-art rewinding bay, machine tools, and finished heavy components.

Precision Stator Winding

High Voltage Coils

Heavy Shaft Lathe Turning

Precision Tolerance

10-Ton Dynamic Balancing

Computerized Calibration

High Voltage Testing Station

Quality Control

Client Endorsements

Trusted by industry leaders in power generation, steel manufacturing, and chemical processing.

"LIRVA MANUFACTURING COMPANY executed the complete emergency overhaul of our 5MW power plant generator in record time. Excellent craftsmanship."

Rajesh Patel

Plant Operations Head, Gujarat

"The precision motor rewinding service provided at PREFECT ELECTRO MOTOR REWINDING is unmatched. Their dynamic balancing eliminated our vibration issues."

Suresh Mehta

General Manager, Industrial Corp

"Outstanding support and communication. Their global email response system and quick turnaround times make them our top manufacturing vendor."

Anita Desai

Chief Technical Officer

Plant Infrastructure

High-capacity machinery and automated tooling powering our manufacturing line.

VPI Impregnation Plant

Fully automated vacuum impregnation chamber guaranteeing 100% void-free resin fill on all stator coils.

Baking & Curing Ovens

Digitally controlled temperature ovens up to 200°C for uniform curing of Class H varnish insulation systems.

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Get in touch with our technical team for inquiries, quotes, or emergency service assistance.

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Privacy Policy

Commitment to protecting your corporate and personal data.

1. Data Collection

collects information provided through our inquiry forms, direct email communications, and telephone inquiries. This data is exclusively used to process your manufacturing and service requests.

2. Use of Information

All information gathered is processed strictly for commercial operations, quality control, customer support, and administrative updates regarding your machinery overhauling status.

3. Data Protection & Security

We deploy industry-standard physical and electronic security protocols to safeguard your details from unauthorized access. We do not sell, share, or lease your corporate details to third parties.

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