Service Areas

We help power systems run safely, reliably, and ready for real operation.

Protection System Engineering
Protective Relay Services
Fault Analysis & System
Testing & Commissioning
Substation Automation & Control
Communication Protocol Integration
Tele-Protection & Intertrip Systems
Power System Implementation & Grid Connection

Who We Are

MCL Engineering Co., Ltd. was established in 2011 by an experienced team with a strong background in power systems. We focus on delivering reliable engineering outcomes for critical electrical operations—covering power plants, substations, and industrial power systems.

Today, our delivery expands to support modern energy infrastructure, including solar farm electrical systems and power system upgrades aligned with evolving technologies while maintaining disciplined execution across consultation, design, installation, testing, and commissioning.

Why MCL Engineering

A focused engineering partner for protection, automation, and mission-critical power system delivery.

Specialist Expertise in Protection & Reliability

Deep capability in protective relays, fault analysis, relay coordination, and tele-protection—built for critical power operations.

End-to-End Delivery with One Accountable Team

Consultation, design, installation, testing, and commissioning—managed under a disciplined execution standard.

Proven Field Execution Across Complex Sites

Experience across substations, power plants, and solar farms—delivering practical solutions that work in real conditions.

Compliance-Driven Documentation & Testing

Structured testing methodology and clear technical documentation to support handover, operation readiness, and long-term maintainability.

Reference Projects

February 6, 2026

17-TOP Incorporation 101: Legal Essentials for Establishing a New Company

In today’s fast-moving business landscape, legal complexity is no longer a background issue — it’s a core business risk. Regulations…

February 6, 2026

new-SUB Incorporation 101: Legal Essentials for Establishing a New Company

It is a long established fact that a reader will be distracted by the readable content of a page when…

February 6, 2026

15-Data Privacy Demystified: A Business-Friendly Guide to Compliance

It is a long established fact that a reader will be distracted by the readable content of a page when…

February 6, 2026

13-The Anatomy of a Strong Contract: Key Clauses You Should Never Ignore

It is a long established fact that a reader will be distracted by the readable content of a page when…

Frequently Ask Questions

We provide power system protection, substation automation, testing, and commissioning services for substations, power plants, and industrial facilities.

Yes. We perform pre-commissioning and functional testing to ensure systems operate correctly before going live.

Contact us with your requirements. We will review your scope, recommend the right approach, and proceed with site assessment if needed.

Yes. We support control cabinet installation in substations and system connection integration to operator usage systems.

Yes. We support relay configuration, setting, coordination, and upgrades across all voltage levels.

We support protocol testing and troubleshooting including IEC 61850, DNP3, Modbus, and SEL protocols.

Yes. We implement intertrip and tele-protection systems for high-reliability power operations.

Yes. Our experience covers substations, power plants, industrial sites, and solar farm electrical systems.