A leading manufacturer of high-quality measuring instruments for the electrical power and telecommunications markets, Sonel has been in business since 1994. They specialize in measuring fault loop resistance and impedance, insulation resistance, earth resistance and soil resistivity, residual current protections, current, voltage, power, energy, harmonics, and frequency.
A leading manufacturer of high-quality measuring instruments for the electrical power and telecommunications markets, Sonel has been in business since 1994. They specialize in measuring fault loop resistance and impedance, insulation resistance, earth resistance and soil resistivity, residual current protections, current, voltage, power, energy, harmonics, and frequency.
