Electro Switch Acquires E-MAX Instruments

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WEYMOUTH, Mass.--(BUSINESS WIRE)--Mar 20, 2026--

Electro Switch Corp. (“Electro Switch”), a leading manufacturer of engineered switches and related components for critical applications in the power, utility, data center, defense, and industrial markets, announced today that it has acquired E-MAX Instruments, Inc. (“E-MAX”), a provider of control and monitoring solutions for electrical substation equipment.

Founded in 1975, E-MAX is recognized for its trip indication relays, digital fault recorders, and battery monitors which are designed to enhance the reliability and performance of electrical equipment and power systems. The company specializes in developing solutions tailored to the precise requirements of utilities, municipalities, data centers, and industrial customers.

“We are excited to welcome E-MAX to the Electro Switch family,” said Shawn Smith, CEO of Electro Switch. “E-MAX is a highly complementary addition to our Power Switches & Relays business and expands our ability to provide mission-critical substation panel componentry to meet the growing needs of our customers.”

Following the acquisition, E-MAX will operate as a brand within Electro Switch. Its customers will benefit from Electro Switch’s manufacturing capabilities, engineering resources, and expanded product portfolio. The acquisition further strengthens Electro Switch’s ability to deliver engineered control and monitoring solutions to utility, data center, and critical infrastructure markets.

“Joining Electro Switch marks an exciting new chapter for E-MAX,” said Cynthia Everhart, President of E-MAX. “It provides the resources and support to accelerate long-term growth while continuing to uphold the E-MAX legacy of delivering high-quality, reliable solutions to our customers.”

About Electro Switch Corp.
Electro Switch Corp. is a leading manufacturer of specialized electromechanical switches, relays, and components for customers in the power, utility, data center, defense, and industrial markets. Founded in 1946 and headquartered in Weymouth, MA, the Company goes to market with premier brands including Electroswitch, Sunrise Technologies, Ripley Lighting Controls, Digitran, Betatronix, CTI Electronics, CW Industries, and is recognized throughout the U.S. and around the world for delivering customized, application-specific solutions to meet the unique needs of its customers. For additional information, please visit Electro Switch’s website at www.electroswitchcorp.com.

About E-MAX Instruments, Inc.
E-MAX Instruments, Inc. is a manufacturer of custom control and monitoring solutions for electrical substation and industrial power equipment. Founded in 1975 and headquartered in Englewood, CO, the Company serves customers in the power, utility, data center, and industrial markets, both nationally and internationally. For additional information, please visit E-MAX's website at www.e-maxinstruments.com

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KEYWORD: UNITED STATES NORTH AMERICA MASSACHUSETTS

INDUSTRY KEYWORD: UTILITIES DEFENSE OTHER DEFENSE HARDWARE ENERGY ENGINEERING TECHNOLOGY MANUFACTURING

SOURCE: Electro Switch Corp.

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PUB: 03/20/2026 11:19 AM/DISC: 03/20/2026 11:19 AM

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