Our engineering staff works with you throughout the design process. We can help with in the early stages by brainstorming with you regarding possible design concepts or take ready to manufacture engineering drawings straight to production. Utilizing the latest 3d modeling and engineering design software we can provide proof of concept, general arrangements, and engineered drawings.

Examples of drawing include but are not limited to:

• 3D Model and General Arrangement
• Wiring Diagrams & Pinouts
• Control Schematics
• Mounting & Backpan Drawings 
• Others upon request …


IER can provide documentation in any format you require. Our standard documentation package provides the basic wiring diagram and 3D model depending on the project. Additional details and information, drawings layouts, and formats can be provided. IER can also provide the drawings on customer design templates if desired.


Private Labeling

IER is capable of helping you create products with your name and logo embedded into the product itself. With our laser engraving and fabrication capabilities it is easy to create custom legend plates, phenolic nameplates, or vinyl printed decals made to meet your specifications exactly. We can even custom cut your name, logo, and ID or part numbers into the product itself for a sleek finish.

Manufacturing & Fabrication

We focus on providing electrical OEM products and control solutions to help keep all your industrial equipment working at all times. Our design and manufacturing capabilities make IER an asset to many companies who need flexible solutions to aid in their success.

Whether it’s designing equipment with a smaller footprint or retrofitting outdated equipment, IER makes it easy to meet the design requirements of any application with minimal impact to lead times.

We use only quality names in the electrical industry. We provide warranties on parts and services, giving you peace of mind knowing your project is completed in a timely manner and to your specifications.


Custom Color Powder Coat

For the end user IER brings the ability to have a solution the way you want and in a time frame that meets your demanding schedule. You also have this through the local distributor you are already working with so there is no need to change procurement practices, and with the trusted manufacturers that you depend on day in day out.

UL Certifications

IER is a UL facility holding the following certificates:
• UL 50 – Custom Enclosures
• UL 67 – Panelboards
• UL 508A – Custom Control Panels
• UL 1203 – NNNY Explosion Proof
• UL 845 Motor Control Center


5910 Hamblen Dr,
Humble, TX. 77396
281-441-9321 Local
888-440-9321 Toll Free
281-441-9351 Fax

San Antonio
5922 Business Park
San Antonio, TX. 78218
210-590-9656 – Local
866-590-9656 – Toll Free
210-590-9775 – Fax