What Royal Die & Stamping makes

Royal Die & Stamping is a precision metal stamping manufacturer of high-precision electrical connectivity components, built around battery terminals, eyelet terminals, fuse components, and lead frames formed from complex copper and specialty alloys. The work runs beyond the presses: the company builds its own tooling in-house, and pairs stamping with insert molding, injection molding, assembly, prototyping, and design and engineering support. That combination lets it deliver a finished connectivity component rather than a bare stamped part.

Electrification is the growth line. For electric and hybrid vehicles, the product set extends to busbars, high-power lock boxes for battery and power-electronics systems, and high-voltage connectors and terminals, alongside components such as back-up cameras. This is the part of the portfolio that drew a strategic buyer: rising electrical content per vehicle has pushed demand for exactly these parts, and the company has supplied automotive programs for decades. Its markets span automotive OEMs, electric vehicles and eMobility, electronics, telecommunications, industrial applications, and energy management.

Ownership and history

Ole Jensen founded the company in Chicago in 1938, originally making components for television tubes. Over the following decades it moved into electrical connectivity for automotive and industrial customers, and in 2013 it relocated to its current plant at 125 Mercedes Drive in Carol Stream, Illinois, a facility of roughly 162,000 square feet.

Ownership then changed twice in five years. In April 2017, Industrial Growth Partners acquired the business as a platform investment, and it began trading as Royal Power Solutions. In January 2022, Eaton (NYSE: ETN) completed a $600 million acquisition of Royal Power Solutions, a price the acquirer described as approximately 13.6 times the company's estimated 2022 EBITDA. The business now operates as an Eaton eMobility and electrical unit. At the time of that deal it had approximately 450 employees and ran manufacturing in Carol Stream and in Queretaro, Mexico, plus a sales and engineering office in Canton, Michigan. Eaton is a listed global power-management company with 2020 revenues of $17.9 billion and about 85,000 employees, which places Royal's plants inside an investment-grade parent rather than a standalone balance sheet. Erik Freitag was named president in the 2017 IGP announcement.

Certifications and quality

Business directories list Royal Die & Stamping as TS 16949 and QS-9000 certified, the automotive quality standards that preceded and fed into IATF 16949. For a supplier of electrical components into automotive OEM programs, an IATF 16949 quality system is the sector requirement, and the company's decades of OEM supply are consistent with that. A current dated certificate was not verifiable at the time of writing because the company's own site was unreachable, so the certification is reported here as a directory claim rather than a confirmed current cycle.

Known customers

Royal Die & Stamping does not publicly name its individual OEM customers, which is normal for an electrical connectivity supplier working inside vehicle programs. What is on the public record is the shape of its market: Eaton's 2022 acquisition release describes the business as a supplier of high-precision electrical connectivity components used in electric vehicle, energy management, industrial, and mobility markets, and trade coverage notes it has partnered with the automotive industry for decades. The absence of a named customer here reflects disclosure practice, not a gap in the business. Buyers weighing this supplier should read its position through its EV connectivity portfolio and its integration into Eaton's eMobility business.

Sourcing evidence

No US customs bill-of-lading record was available for this profile at the time of writing, so the import-activity panel is intentionally left empty rather than filled with an estimate. The Carol Stream operation is a domestic manufacturer with a nearshore plant in Queretaro, Mexico, a footprint relevant to buyers weighing nearshoring and North American supply continuity. Absence of a customs record is not evidence of absence: much cross-border movement travels by truck and rail rather than ocean freight, and those lanes do not appear in the sea-import datasets that power the sourcing panel here.

Frequently asked questions

What does Royal Die & Stamping make?

Royal Die & Stamping manufactures high-precision electrical connectivity components: battery terminals, eyelet terminals, fuse components, and lead frames, plus busbars, high-power lock boxes, and high-voltage connectors for electric and hybrid vehicles. It runs metal stamping, in-house tooling, insert and injection molding, assembly, and prototyping.

Who owns Royal Die & Stamping?

Royal Die & Stamping, which trades as Royal Power Solutions, has been owned by Eaton (NYSE: ETN) since January 2022, when Eaton acquired it for $600 million. It was owned by the private equity firm Industrial Growth Partners from 2017 to 2022, and was founded as an independent company in 1938.

Where is Royal Die & Stamping located?

Royal Die & Stamping is headquartered at 125 Mercedes Drive, Carol Stream, Illinois 60188, in a plant of roughly 162,000 square feet. It also operates a manufacturing facility in Queretaro, Mexico and a sales and engineering office in Canton, Michigan. The company was founded in Chicago in 1938 and moved to Carol Stream in 2013.

How many employees does Royal Die & Stamping have?

Royal Die & Stamping had approximately 450 employees across its Carol Stream, Queretaro, and Canton locations at the time of Eaton's 2022 acquisition. Business directories place it in the 200 to 500 band.

What is Royal Die & Stamping's revenue?

Royal Die & Stamping does not publish a standalone revenue figure; since the 2022 acquisition its results are consolidated into Eaton. Eaton paid $600 million for the business, which it valued at about 13.6 times estimated 2022 EBITDA. That figure is an acquisition value, not annual revenue.

What certifications does Royal Die & Stamping hold?

Business directories list Royal Die & Stamping as TS 16949 and QS-9000 certified, the automotive quality standards that precede IATF 16949. A current dated certificate could not be independently verified for this profile, so the certification is reported as a directory claim.

Last verified September 28, 2026. Is this your company? Request a correction.