Electrical Equipment & Components

Top 2 Transformers Manufacturers in Illinois 2026

Last updated October 15, 2026

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FirmsLedger lists 2 transformers manufacturers headquartered in Illinois. They are spread across 2 cities: Bloomingdale and Earlville.

By specialty, Illinois has electrical wire & cable (18), solar panels (16), switchgear (14), wiring harness (4) and connectors (4) listings.

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Compare 2 transformers manufacturers in Illinois
Company	City	Specialty	Phone	Website
Electrical Materials Co	Earlville	Manufacturing of pole line hardware (overhead)	(262) 279-6824	electricalmaterialscompany.com
Lectro Components Inc	Bloomingdale	Electronic component distribution	(630) 690-0520	lectrocomponents.com

Electrical Materials Co

Earlville, Illinois

Electrical Materials Company has operated from Earlville, Illinois since its founding in 1961. The company also introduced the first secondary service pedestals to the market in its inaugural year.

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Call(262) 279-6824 Visit Website

Lectro Components Inc

Bloomingdale, Illinois

Lectro Components Inc was founded in 1974 in Bloomingdale, Illinois. The company has operated as a supplier of HVAC, controls, and electromechanical components for over four decades.

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Call(630) 690-0520 Visit Website