eGauge Systems, LLC, founded in 2008 and based in Boulder, Colorado, specializes in advanced energy monitoring solutions for residential, commercial, and industrial use. Their flagship product, the eGauge Pro, combines energy metering, data logging, and web server functionality into a single device capable of monitoring up to 30 circuits, including renewable energy systems like solar or wind. It offers high-resolution data storage for decades without recurring fees, accessible via a built-in web interface compatible with multiple communication protocols. Known for reliability, ease of use, and being made in the USA, eGauge appeals to cost-conscious customers and those invested in energy efficiency and sustainability​