Emergency: same day
For a line-down motor, where the fault and parts allow. WhatsApp us before you send it so the bench is kept free.
Estun servo motor repair in India
Star Automations repairs Estun servo motors in India, including EMJ, EMG, EML and EM3A servo motors, with bench diagnosis, repair of failed parts, encoder or resolver alignment and a run test on our universal servo motor test system, without needing the original drive. Every unit returns with a test report. Send the nameplate photo for a quote.
Estun servo motor series and models we repair
Servo motor series
EMJ (3000 rpm rated, 5000 rpm maximum), EMG, EML and EM3A servo motors.
Related drives
ProNet and ProNet Plus servo drives. Drive faults are handled under servo drive repair.
Feedback we test
Serial encoder feedback; send the nameplate to confirm the encoder type.
Common faults
Encoder faults, bearing noise, winding and insulation failure, brake faults, shaft and connector damage.
- 25+years of servo repair, since 2000
- 3,000+customers across India
- 100+servo brands covered by our universal servo motor test equipment
- 5sites: Puducherry, Chennai, Bengaluru, Hyderabad, Delhi
- Same dayemergency repair option*
*Where the fault and parts allow. Every repaired unit returns with a printed test report.
Repair turnaround you can plan around
Send a photo of the nameplate first. We confirm whether the motor is repairable, and the quote, the same working day.
Urgent: 3 working days
Repair, encoder alignment and test, counted from the day the motor reaches the bench and the quote is approved.
Standard: 7 working days
Full repair, encoder alignment, run test under load and a printed test report.
- Free repairability check from a nameplate photo
- Printed test report with every motor
- Written warranty, terms stated on every quotation
- Pickup can be arranged; parts that must be imported are quoted with their own timeline
How we test Estun
Our in-house universal servo motor test system reads, tests and aligns feedback on servo motors from more than 100 makers, so we can repair and prove Estun units without the original drive. Every unit is run-tested and returned with a printed test report. See our test equipment.
- Send the nameplate photo on WhatsApp or the form.
- We confirm repairability and quote.
- Bench diagnosis, repair and feedback alignment.
- Run test and report, then dispatch.
Related: AC servo motor repair, servo drive repair, encoder repair, all servo motor brands. Similar brands: Inovance, Delta, Kinco, LS Electric.
Brand names identify the units we repair. Star Automations is an independent multi-brand repair company and is not an OEM service centre or a dealer of Estun.
Frequently asked questions
Do you repair Estun servo motors?
Yes. Star Automations repairs Estun servo motors at its Chennai, Puducherry and Bengaluru facilities, including older and discontinued models. We are an independent repair company, not an OEM service centre.
Which Estun models do you repair?
We repair EMJ, EMG, EML and EM3A servo motors. Send the nameplate photo and we confirm the exact model before you ship.
Can you test a Estun motor without the original drive?
Yes. Our universal servo motor test system reads the Estun feedback (serial encoder feedback; send the nameplate to confirm the encoder type), aligns it, and runs the motor in closed loop without the original drive.
How long does Estun repair take?
Emergency same day, urgent 3 working days and standard 7 working days, where the fault and parts allow. Turnaround counts from when the unit reaches our bench and the quote is approved.
What warranty do you give on Estun repairs?
Warranty is stated on each quotation.
What should I send for a quote?
A photo of the nameplate, the fault or alarm, and the make and model of the machine. Send it on WhatsApp +91 97866 22233 or email info@starautomations.com.
→How it works
From nameplate photo to a tested motor in 7 steps
One route for servo motors, encoders and drives. You see the price before any work starts, and the report before the unit leaves our bench.
- 1 · Nameplate photoSend it on WhatsApp or the form
- 2 · Repairable? QuoteUsually the same working day
- 3 · Courier or pickupThe unit reaches our bench
- 4 · Bench diagnosisInsulation, windings, brake, encoder
- 5 · RepairFailed parts, bearings, seals, brake
- 6 · Align and run-testEncoder aligned; no-load and load run
- 7 · Report and dispatchPrinted test report with the unit
- Line down?Servo Swap ships a tested unit first. How Servo Swap works
EmergencySame day*
Urgent3 working days
Standard7 working days
*Where the fault and parts allow. Turnaround counts from when the unit reaches our bench and the quote is approved.