EMFSafeSwitch, developed by a former aerospace electrical engineer, is the American manufacturer of the EMFSafeSwitch*, a UL-listed remote cut-off switch for in-home EMF. It is the most con-venient, cost-effective, and easy to use EMF control (shut off) device for your home, especially now with the optional entire house, all circuit, and power quality "DE" PQFilter™1, 2.1, or 3. The scien-tific (measurable) method for "harmonising" (filtering) and "neutralising" (cutting off) electromag-netic fields in the home.