I would like to an opportunity and introduce our company.  SD ENGINEERS is BHILWARA (Rajasthan) based company. We provide high quality systematic repairing job work in the field of industrial electronics instrumentation and electronicscontrol PCBs & HT & LT Switchgear Maintenance.

  1. Electrical Maintenance :
  • Panel Maintenance: We are maintenance Service of panel service Like Control Wiring, Bus Bar heating problems etc.
  • Switchgear :We are maintenance Service provider in HT & LT Switchgear. We are specialized in HT Switchgear Maintenance.
  1. Electronics Repairing :
  • Repairing job work in the field ofIndustrial Electronics Instrumentation & Electronics control PCBsall Types of Electronics Repairing Job Work.
  • VFD AC Drive (Inverter): We are specialized in repairing of all make VFD AC Drive, Solar Inverter at component level.


We provide our services in the different industries like Textile, Hotels, Cement, Ceramics, Chemicals,
Pharmaceuticals, Engineering, and OEM’s.

Our Company Website is:www.sdengineers.co.in



  1. Electrical Maintenance Services


What is unique about us?

  1. We provide all make LT & HT Circuit Breaker Service at one place
  2. We are maintenance Service of panel service Like Control Wiring, Bus Bar  heating problems etc.
  3. All Types of HT Circuit Breakermaintenance at one place.HT Breakers up to 3.3KV to 132KV.
  4. All types of HT & LT Circuit Breakers parts replacement as per requirement.
  5. All Make  Out Door(Switch-yard)  Circuit  Breakers 33KV to  400KKV.
  6.  We provide maintenance job work to as well as technology control circuits.
  7.  We provide four(4) servicesin one Year.
  8.  If any complain create then us solution complains within 24 hours as per possibility.
  9. Our Engineers are Expert in Circuit Breaker Service.
  10. Our Engineers 18 Years Experience in Circuit Breaker Servicing Field. .

Our Services

We provide these types of Services.


  1. Annual Maintenance Service at Yearly Maintenance (One service in One Year).
  2. Annual Maintenance Service at Half Yearly Maintenance (Two services in One Year).
  3. Annual Maintenance Service at Quarterly Maintenance (Four services in One Year).
  4. Shutdown Maintenance.


Scope of the Work

We shall provide technical team of expert to service / overhaul, Panel Service,ACB, VCB, SF6, OCB, and RMU, as per the SOP of OEM. The expert engineer will complete the job as per entire satisfaction of Engineer In-charge with your best as per Your Companies Rules.

General Scope

  1. Racking out and Removal of Circuit Breaker from the switchboard.
  2. Cleaning of all parts for dust, deposits and foreign particles.
  3. Degreasing the various parts if Circuit Breaker.
  4. Cleaning of all parts with cleaning agents such CRC 2-26,DC 2-26
  5. Check the hardware for wear and tear and also for its termination and tightness.
  6. Re greasing of the Circuit Breaker parts as recommended.
  7. Re fixing the Circuit Breaker the switchboard.
  8. Various of Electrical testing will also carried out during servicing.
            • Contact Resistance of Circuit Breaker.
            • Closing Coil Resistance.
            • Tripping Coil Resistance.
            • Under Voltage Coil Resistance.
            • Charging Motor Resistance.



  1. Electronics Repairing :


AC variable frequency drives (VFD)

What is unique about us?

  1. We provide all make repair at one place. We are not specifically connected to any particular company.
  2. We provide component level repair, so it makes always cost effective as compared to authorized repairing center or product replacement.
  3. We provide repair job work to newer as well as old technology control circuits. We provide Obsolete models repair service.
  4. Timely Service: normally within 7 days of customer confirmation and in urgent cases within 3 days of customer confirmation.
  5. Perfect repairing estimate before carry out job work.
  6. No evaluation charges. Though it involve labor as much as repairing job work. If customer doesn’t want to repair, we return the job without charging anything.
  7. Easy tracking of your job work status. You can easily know your job work status through personalized contact number or what’s app Message or Mail.

Repair Estimate:

  1. Evaluate repair estimate within 2 days after received VFD.
  2. The first and most important part of repair job work is to evaluate repair estimate of any instruments or control PCBs.
  3. We provide fast and perfect estimate before carry out any job work.
  4. We guarantee no deviation in estimate after completion of job.
  5. Value Addition: Though it involves equal labor to evaluate repairing estimate of any job as much as to carry out and complete the job work .

We don’t charge any estimate evaluation charge to clients even though client want unrepaired job delivery.

Repair Time:

  1. In normal case we complete our job work within 7 days of receipt of client confirmation.
  2. In urgent case we can complete our job work within 3 days of receipt of confirmation with addition charge for higher priority.

Repair Quality:

  1. Each job work is handled systematically through our trained and skilled technical staff.
  2. Each repair job work is carry out in a strict component handling rules.
  3. Each repair job is properly tested at our lab with required load before delivery.

Delivery Facility:
There are three types of options available for delivery of the job.

  1. Through routine transport service: Courier, Cargo, Transport.
  2. Personalize delivery: A personalized delivery can be arranged by us.
  3. Come and Take: Customer can collect their delivery by its own way from our premises.


On Site Service:


  1. We provide service of our trained and skilled technical staff at your site with addition charge.
  2. We don’t provide repair service at site except the transportation of job is inconvenient.














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