Power & Energy Solutions

Reliable electrical infrastructure for critical industries.

We deliver engineering, testing, calibration and commissioning support for substations, industrial plants and utility networks.

Testing & Commissioning

Precision testing for safer, more resilient power systems.

From numerical relay testing to commissioning support, we help keep your electrical assets efficient and dependable.

Commissioning & Maintenance

End-to-end execution from design to field delivery.

Our teams support substations, switchgear, metering systems and preventive maintenance with complete project oversight.

12+ Years of operational expertise
400kV Power system capability
24/7 Support and response
100% Safety-first execution
Electrical engineering team

Built on engineering precision and field reliability.

Subashri System is a trusted partner for electrical infrastructure projects requiring precision testing, calibration, maintenance and commissioning support.

Substation and panel expertise

Installation, commissioning and maintenance of critical power systems.

Detailed engineering

Route planning, system layouts, metering design and protection support.

Safety and compliance

Execution built around uptime, reliability and statutory standards.

What We Do

Our service portfolio covers the full life cycle of electrical infrastructure and commissioning support.

Statutory & CEIG Approvals

Engineering documentation and approvals support for electrical installations.

Installation & Erection

Substation erection, line installation, wiring, cable laying and civil support.

Testing & Commissioning

Verification, testing and commissioning of electrical systems and protection devices.

Basic & Detailed Engineering

Single line diagrams, BOQ preparation, electrical layout and design support.

Featured Solutions

Purpose-built technical services for utility networks, industrial estates and commercial power systems.

Earthing and Lightning Protection
Safety Systems

Earthing and Lightning Protection

Complete earthing design, lightning protection layouts and system calculations for plants and substations.

Transmission Line Hardware
Transmission

Transmission Line Hardware

Tower fittings, hardware, stringing items and OPGW accessories for 11kV to 400kV lines.

Substation Equipment
Substation

Substation Equipment

Critical switchyard and substation components for medium to high voltage networks.

Need assistance?

Let’s plan the right solution for your next project.

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Client Sectors

We support clients across utilities, commercial and industrial power applications.

Tamil Nadu Electricity Board

Tamil Nadu Electricity Board

Utility Infrastructure

Power Plants

Power Plants

Industrial Power Systems

Commercial Buildings

Commercial Buildings

Electrical Maintenance

Infrastructure Projects

Infrastructure Projects

Testing & Commissioning

Project Highlights

Field execution, switchgear support and calibration work across utility and industrial sites.