What Is Industrial Electrical Work?: A Guide for Handling Electrical Work in Industrial Facilities

The heart of every modern industrial facility is the electrical system. This critical system enables key operations and production in warehouses, manufacturing facilities, large-scale processing plants, and mission-critical infrastructure.

The U.S. economy relies heavily on these types of facilities, so the proper functioning of their electrical system is crucial.

What is Industrial Electrical Work?

Industrial electrical work is a specialized branch of electrical contracting that focuses on the design, installation, operation, and maintenance of electrical systems in industrial environments, including industrial lighting, power distribution, motor controls, and more.

Industrial electrical systems differ significantly from residential or standard commercial systems due to their scale, complexity, and critical nature of operation.

These systems often power heavy machinery and automated equipment with advanced control systems. Issues within the electrical system can create headaches for warehouses, manufacturing plants, and distribution centers, as well as refineries and processing plants.

Because downtime can result in major production losses, industrial electrical systems are engineered for durability and reliability. They are built to handle high voltages and currents, with redundancy and safety built into every part of the design.

For facility managers, plant engineers, and operations leaders, understanding the scope of industrial electrical work is critical to ensuring efficient and reliable operations.

The Core Components of Industrial Electrical Systems

At the heart of any industrial electrical system are the components that ensure safe and efficient power distribution. These include:

• Transformers: Convert a given input voltage to a different output voltage to match specific equipment needs.
• Switchgear: A combination of devices — including circuit breakers, fuses, and switches, that control, protect, and isolate circuits.
• Motors and Drives: A motor generates force by converting electrical energy into mechanical energy. A drive controls the electrical energy sent to the motor, indirectly controlling its speed and torque.
• Control Panels: An enclosure, usually a metal box, that houses electrical components like circuit breakers, relays, and PLCs to monitor, control, and protect machines and electrical processes.
• Wiring and Cabling: Delivers consistent power and data across large facilities.

These components work together to power and operate critically important industrial facilities. Each component must be designed, installed, and maintained to meet facility-specific operational demands and safety standards.

Regular maintenance, including predictive solutions such as thermal imaging and vibration analysis, minimizes downtime and extends the life of this important equipment.

Industrial Electrical vs. Commercial Electrical

As mentioned above, there are meaningful differences between industrial electrical systems and standard commercial electrical systems. While both distribute electricity, industrial electrical systems are built for scale and complexity by:

• Operating at higher voltages to support large machinery and heavy loads.
• Requiring advanced controls, automation, and redundancy.
• Demanding specialized expertise in safety codes and industrial processes.

Due to the complex nature of these systems, we recommend working only with an experienced industrial electrical contractor to ensure all electrical work is done properly and safely.

The right industrial electrician should bring expertise in automation, PLC programming, energy management, and advanced motor controls to provide facilities with safe and reliable systems that meet and exceed code requirements.

Choosing The Right Industrial Electrical Contractor

Industrial electrical systems require more than a one-time installation during construction. Because they need ongoing support and optimization, it’s highly recommended to partner with a turnkey industrial electrical contractor such as FSG.

FSG understands how complex industrial electrical systems operate and how to install and service them so they run at peak efficiency.

Turnkey Industrial Electrical Services FSG Provides:

As a full-service electrical contractor with teams across the nation, FSG can handle all of your industrial electrical projects. Our services include:

Industrial Electrical Technologies and Innovations

As facilities become smarter and more connected, industrial electrical systems are evolving with advanced technologies. Read more about smart buildings.

Here are four innovations that are positively impacting industrial electrical systems.

1. Programmable Logic Controllers (PLCs)

An industrial computer that automates processes like manufacturing and machinery by monitoring inputs (sensors, switches) and controlling outputs (motors, lights) based on user-programmed logic. PLCs are designed for harsh industrial environments, offering reliability and flexibility through a modular design that enables scalability and quick component replacement to reduce downtime.

They’re essential for modern industrial automation and are found in applications ranging from conveyor systems and temperature control to complex robotic cells.

2. Variable Frequency Drives (VFDs)

VFDs, also called adjustable speed drives or frequency converters, control the speed of AC motors to optimize performance and reduce energy costs. They work by converting incoming AC power to DC, then converting it back to AC at a variable frequency and voltage, allowing precise control over motor speed.

This saves energy, reduces wear and tear on machinery, and provides more precise operational control for applications like pumps, fans, and conveyors.

3. Industrial Internet of Things (IIoT)

The Industrial Internet of Things (IIoT) connects industrial machines, sensors, software, and people to a network, enabling real-time data collection, analysis, and communication to improve operational efficiency, worker safety, and overall productivity.

Key technologies such as artificial intelligence, cloud computing, and cybersecurity are essential for managing the vast amounts of data generated. This leads to benefits including predictive maintenance, enhanced automation, and more informed decision-making across manufacturing, energy, and transportation.

4. Energy Management Systems

Energy Management Systems include both technology and strategy for monitoring, controlling, and optimizing energy use to reduce costs, increase efficiency, and improve sustainability.

These systems integrate hardware and software to collect real-time energy data from various assets, analyze it, and automatically adjust energy flows to achieve goals like lowering consumption or balancing grid loads. EMS solutions are used in applications ranging from individual buildings to industrial facilities and entire utility grids.

These technologies enable industrial facilities to operate more efficiently, reduce downtime, and save on energy and maintenance costs.

How to Safely Perform Industrial Electrical Work

Industrial facilities can be dangerous environments, so maintaining a safe work environment is a top priority. You must adhere to strict safety protocols such as NFPA 70E and OSHA standards when working on these systems to protect personnel and property.

Key safety measures include:

• Lockout/Tagout (LOTO) procedures for all electrical work
• PPE such as insulated gloves, hard hats, face shields, and arc-rated clothing
• Comprehensive grounding and bonding practices
• Regular safety training and check-ins for all technicians on site

Your industrial electrical contractor should also follow these safety protocols to avoid fines and minimize potential risk.

The Need For More Industrial Electricians

The Need For More Industrial Electricians

Today, demand for qualified electricians is rising. Construction companies, commercial electrical contractors, unions, and businesses are all seeking to hire electricians capable of performing a wide range of electrical work.

The BLS “Industry Profile” for electricians in May 2023 shows that in nonresidential building construction there were 13,140 electricians with a mean annual wage of $69,980.

According to the Bureau of Labor Statistics, employment of electricians (SOC 47-2111) is projected to grow 9% from 2024 to 2034 — “much faster than the average for all occupations.”

The rise of AI is accelerating the need for new data centers across the U.S., making commercial electricians with industrial skills especially sought after.

Earlier in 2025, Larry Fink, CEO of BlackRock, emphasized the urgency of growing the electrician workforce. Industrial electricians are also in high demand for water treatment plants, warehouses, and manufacturing facilities.

Check out EC&M’s article on the Top 10 U.S. cities with the highest salaries for electricians.

FSG is currently hiring electricians for industrial electrical work. To view current openings, visit our careers page.

Why Partner with FSG?

We help industrial businesses solve their electrical challenges and future-proof their facilities.

Performing electrical work in industrial facilities comes with unique challenges. Understanding those challenges and trends is essential for any facility looking to maintain reliable, efficient, and future-ready electrical systems.

For over 43 years, FSG has been a trusted industrial electrical contractor, delivering turnkey solutions to warehouses, manufacturing facilities, and industrial operations across the nation. Our customer-focused approach ensures your facility can operate safely, efficiently, and without interruption.

Ready to optimize your facility’s electrical systems? Learn more about our industrial lighting & electrical services or contact us to discuss your project today.

Frequently Asked Questions

What qualifies as “industrial electrical work” versus regular commercial electrical work?

Industrial electrical work typically involves higher-voltage, higher-load systems that power heavy machinery, automated equipment, and advanced controls, often with redundancy built in to avoid downtime. These systems are more complex than standard commercial systems and require specialized expertise in industrial safety codes and processes.

What are the most important components in an industrial electrical system — and what do they do?

Industrial systems rely on core components like transformers (voltage conversion), switchgear (circuit protection and isolation), motors and drives (mechanical output and speed control), and control panels that house devices like relays and PLCs. Each component must be designed and maintained for safe, reliable power distribution across large facilities.

Why are PLCs and VFDs so common in industrial electrical systems?

PLCs automate processes by monitoring inputs and controlling outputs, helping facilities run more efficiently with less downtime. VFDs control motor speed and reduce energy use and equipment wear by matching motor output to real demand, especially for pumps, fans, and conveyors.

What safety standards should industrial facilities follow for electrical work?

Industrial electrical work requires strict adherence to NFPA 70E and OSHA safety practices to reduce arc flash risk and protect workers. Key measures include lockout/tagout (LOTO), proper PPE, grounding and bonding, and regular safety training for all on-site technicians.

How do I choose the right industrial electrical contractor for my facility?

Look for a contractor with proven experience in industrial environments, including automation, PLC and controls work, advanced motor controls, and safe high-voltage systems. FSG recommends partnering with a turnkey contractor who can provide long-term support and optimization, not just a one-time installation.