Profile: Electrohm Ltd specializes in the manufacture of power resistors. We are accredited with BS EN ISO 9001:2000 certification. Our product line comprises of edge-coil, wire wound, helical coil, flat mica and replacement of obsolete resistors. We offer vibratory controllers, heaters, motorised potentiometers and rheostats. We supply a wide range of power resistor units to rail and metro companies. Our traction resistors are utilized as part of a traction control system. We have a standard range of enclosures and base plate units to suit a wide range of current rating and mounting requirements.