Custom Motor Control Centers (MCCs)
Built for Your Facility
At IEP, we design and manufacture Motor Control Centers (MCCs) that go beyond compliance checklists—our systems are engineered to operate in demanding environments, deliver long-term reliability, and align precisely with your operational needs. Whether you’re modernizing a utility substation, automating a production plant, or deploying a remote pump skid, Our MCC solutions are built for the purpose and your specific operational environment.
Each system is manufactured in a UL 508A-certified U.S. panel shop and includes integrated intelligent automation, custom protection, and scalable architecture. We’re not simply building panels; we’re engineering operational continuity with performance driven, field-ready MCC systems.
What Defines a Custom MCC?
These MCCs are designed around your voltage specifications, environmental exposure, enclosure rating, control logic requirements, and layout limitations. Built for both low-voltage (up to 600V) and medium-voltage (1kV–15kV) applications, our MCCs ensure alignment with your electrical design, code requirements, and operational goals.
A custom Motor Control Center isn’t just a modified off-the-shelf enclosure. It is a fully engineered system that consolidates motor control, automation, and protection into a tailored panel that matches your facility’s exact needs.
Scalable Design and Lifecycle Support
Every MCC we produce is designed for the entire equipment lifecycle—from installation and commissioning to maintenance and future expansion.

Our modular MCC designs support phased deployment, allowing you to start with what you need and scale as operations grow. Starter buckets, VFD compartments, and relay sections are built to be expanded without modifying the core assembly.
Technician access is prioritized through:
- Logical wire routing
- Labeled schematics
- Accessible breaker locations
- Arc-flash boundary markings
When timelines matter, our containerized or skid-mounted MCCs arrive field-ready. These solutions are factory wired, tested, and labeled to reduce onsite labor and support faster commissioning.
Documentation, Testing & Regulatory Alignment
Our UL 508A-certified manufacturing process includes full compliance and test documentation, ensuring approval by engineering firms, AHJs, and internal safety officers.
We provide:
- UL 508A certification
- Factory Acceptance Testing (FAT) reports
- NEC/NFPA compliance verification
- Load calculations and panel schedules
- Detailed wire diagrams and labeling plans
Need to meet HACCP standards, seismic codes, or facility-specific protocols? We tailor documentation to match your requirements.

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Engineered Around Your Specifications
At IEP, every MCC begins with a full technical analysis of your requirements. We take into account your site conditions, utility access points, future load growth, and the environmental stressors your facility encounters.
Control Integration
Embedded PLCs, HMIs, and VFDs tailored to your logic. These components are pre-wired, pre-tested, and shipped ready for integration.
Environmental Adaptability
Enclosures rated for NEMA 1, 3R, 4X, 12, or Class I Div 1/2 environments. Each MCC is engineered to comply with UL 508A, NEC Article 409, NFPA 70E, ANSI, and NEMA standards
Process-Driven Layouts
Compact, wall-mounted, or multi-bay designs based on your floor plan. Options for front/rear access and top/bottom cable entry ensure installation efficiency.
Need help aligning your MCC with inspection standards or facility code? Our engineering team handles it.
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Why Choose Custom Over Standard MCCs?
Standard panels may seem cost-effective, but limitations surface quickly: mismatched layouts, retrofit delays, and integration issues.
A custom MCC from IEP eliminates those challenges
A purpose-built MCC gives you control, reliability, and long-term value from day one.
Let’s Build Your MCC with IEP
Whether you’re specifying a new plant, replacing an outdated panel, or scaling an operation, IEP delivers MCCs that are code-compliant, automation-ready, and engineered for uptime.
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Application-Specific MCC Expertise
We understand each sector has unique demands. Our MCCs are adapted to the safety, layout, and compliance standards of the following industries:
Frequently Asked Question’s
What do I need to request a quote?
We need motor horsepower and voltage, starter types (VFD, soft start, or across-the-line), quantity of buckets, enclosure/environment specs, and preferred control method (relay or PLC).
Are your MCCs UL 508A certified?
Yes. Every panel is designed and manufactured in our UL 508A-certified U.S. facility, tested before shipment, and accompanied by documentation for approval and inspection.
Can you build containerized or skid-mounted MCCs?
Yes. We provide fully enclosed MCCs built in prefabricated skids or containers, ideal for remote or fast-deployment projects.
Do you help with regulatory approval and inspections?
Absolutely. We supply full drawings, load reports, labeling documents, and inspection checklists aligned with NEC, NFPA, NEMA, and site-specific codes. Our engineers can coordinate with AHJs as needed.
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