Hazard Monitoring

Manufacturers of temperature cable, lead wire and instrumentation. Field installation and service available on all products. In-house instrument repair. Renovations and upgrades to existing systems. Field survey and quotations provided. We service nearly all brands and models.


Our internal technical support staff is available to provide prompt solutions for all of our customers worldwide.

About Us

Rolfes @ Boone, located on the east edge of Boone, Iowa, began business operations on April 1, 1994. Boone Cable Works & Electronics is employee owned and is a full-line manufacturer of grain termperature detection and hazard detection equipment. All design, engineering, manufacturing, and sales functions are performed "in-house" in our 22,500 square foot facility.

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