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SOUTHFIELD, Mich.—Guardian Alarm, a Midwest residential and commercial fire, security and automation systems provider, has announced the acquisition of Sievers Security, based in Cleveland, Ohio.

Home security systems—once the exclusive domain of high-priced professional installers—have never been more affordable, and the hardware and software is simpler, more intuitive, and easier to set up ...

Security and fire alarm systems are designed for operation within specified current and voltage ratings. If these ratings are exceeded due to short-circuit or voltage transients, components may ...