AEMC Instruments manufactures professional electrical test and measurement instruments for the industrial, commercial and utility marketplace. Founded in 1893, their products are backed by over 100 years of experience in test and measurement equipment, and encompass the latest international standards for quality and safety. AEMC is the industry leader in current measurement probes, ground resistance testers and insulation resistance testers. Their full product line also includes clamp-on meters, ratiometers, power meters, harmonic power meters, data loggers, lightmeters and numerous other electrical test tools.