Isotek manufactures precision current sensing and high power resistors. Isotek is a wholly owned subsidiary of Isabellenhutte Heusler GmbH KG, located in Dillenburg, Germany. Formed in 1989, Isotek is a leading supplier of precision current sensing and high power resistors, thermo electric and resistance alloys, and precision measurement systems. Located in Swansea MA, Isotek has developed an industry wide reputation for providing high quality products and unparalleled customer support.
