The TempZone™ Twin heating cable has shown compliance with the requirements in EN50366:2003 + Amendment 1:2006, as tested by Intertek ETL Semko, a Nationally Recognized Testing Laboratory. Report number 815973/M1. The tested value is extremely low at 0.5% of the allowed value.
EMF testing protocol is an international value, as there is no test protocol for the United States. This is a European Standard that deals with electromagnetic fields and defines methods for evaluating the electric field and the magnetic field for frequencies up to 300 GHz around household and similar electrical appliances.