The company was founded 1829 by Carl Schniewindt. Based to the patent application of the Schniewindt grid in the year 1902, Schniewindt is grown to a worldwide operating company.


Carl Schniewindt

  • 1829 Founded by Carl Schniewindt in Altena, Westfalen
  • 1902 Patended Schniewindt-Grid is world-wide used in resistors
  • 1952 First Ex-Certificate by the Federal Institute of Physics and Technology (PTB)
  • 1964 RC Voltage Divider for HVDC (High-Voltage-Direct-Current)
  • 1977 Start of tubular heating elements production in Neuenrade
  • 1988 First CSN brake resistor for diesel locomotives Development of compact Pre-heaters for railway and marine diesel-engines
  • 2003 First Installation of Hybrid Electronic CT / VT Development and market introduction of Schniewindt-specific GISO-process for increased insulation strength Development of Schniewindt Braking resistors for ships
  • 2004 175 years Schniewindt
  • 2005 First installation of a hybrid electronically current transformer in China
  • 2007 Prescribed by BP as preferred supplier
  • 2008 Development of the first hybrid electronic combined for measurement of DC voltage and current transducer for State Grid, China Development of 15kV High performance cartridge heaters for railway technology Development of cartridge heaters for wind power with UL Label
  • 2009 180 years Schniewindt Formation of daughter company Schniewindt Electric Co. Ltd Shanghai / China
  • 2011 Development of differential current sensors for filter capacitor in HVDC plants
  • 2013 First delivery of systems for direct current measurement in HVDC plants for 800 kV / 5200 A