Flexible, Certified Electrical Manufacturing Production Partner

Custom Electrical Manufacturing. Trusted Results.

Built on decades of experience, driven by innovation, and committed to your success .

Electrical Assemblies Unlimited partners with OEMs, government contractors, and manufacturers to deliver custom electrical assemblies that meet the highest standards of quality, reliability, and performance. From engineering support and prototyping to full-scale production, kitting, and inventory management, we provide end-to-end manufacturing solutions designed to simplify your supply chain and keep your projects moving.

Operating from our newly renovated 35,000-square-foot St. Louis facility, EAU combines advanced manufacturing technology with the flexibility to support both low- and high-volume production. As an SBA HUBZone Certified and Minority Business Enterprise (MBE) Certified manufacturer, we’re uniquely positioned to help customers meet supplier diversity goals while delivering the responsive service, technical expertise, and dependable quality they’ve come to expect.

Certified Quality

We proudly maintain ISO 9001:2015, UL, and RoHS certifications, ensuring every product meets the highest global standards for safety, quality, and compliance.

Decades of Experience

Since 1983, we've built a legacy of expertise. Our seasoned team understands the complexities of manufacturing and distribution, offering you valuable insights to streamline your project and reduce risks.

Top-Tier Equipment

We invest in cutting-edge automation and tooling to maximize production precision, scalability, and consistency, whether you're ordering a single prototype or a full production run.

Total Quality Management

Quality isn't just a checkpoint — it's woven into every step of our process. From initial design through final shipment, our team follows strict TQM protocols to deliver dependable, defect-free solutions.

Highly Flexible Manufacturing

Short runs or large volumes — we adjust quickly to your needs. Our flexible operations and selective offshore partnerships allow us to optimize costs and timelines without compromising quality.

Budget-Conscious Solutions

Smart design, strategic sourcing, and efficient manufacturing practices let us deliver premium solutions that align with your budget — without hidden costs or last-minute surprises.

Local, Minority Owned

Proudly rooted in St. Louis, MO, EAU is a certified minority-owned small business committed to creating opportunity, fostering diversity, and driving economic growth in our community and beyond.

Deadline-Driven Delivery

Your time is valuable — and we respect it. EAU has built a reputation for delivering on time, every time, keeping your production schedules on track and your business moving forward.

We're built on decades of experience.

Let's Build Something Great Together.

From concept to production, we help OEMs solve complex electrical manufacturing challenges with engineering expertise, precision manufacturing, and dependable delivery.

Custom Electrical Manufacturing. Trusted Results.