ATC Diversified’s Specials are custom-built industrial control products designed to meet unique electrical, timing, and monitoring requirements not covered by standard monitors, timers, or relays. Whether you need a custom time delay relay, application-specific phase monitor, or customized voltage band controller, our engineering team delivers made-to-order solutions with precision, speed, and reliability.

With over 50 years of experience in analog and solid-state control, we specialize in OEM relay design, motor protection customization, and custom voltage monitoring devices for industries ranging from manufacturing and utilities to automation and HVAC.

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