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Testing Authorities

 UnderWriter Laboratory
Underwriters Laboratories Inc. (UL) is an independent, not-for-profit product safety testing and certification organization. They have tested products for public safety for more than a century. Each year, more than 17 billion UL Marks are applied to products worldwide. Since 1894, UL have held the
undisputed reputation as the leader in U.S. product safety and certification. Today, UL services extend to helping companies achieve global acceptance for their products, whether it is an electrical device, a programmable system or a company's quality process.
http://www.ul.com

 ITS/ETL Semko
Intertek offers Verified and Safety Listed Program for cabling product manufacturers. Besides, they also offer hands on training course for manufacturers, installers and inspectors.
http://www.etlcable.com

 3P
3P Third Party Testing is an independent test house specialized in testing of cabling (transmission performance, safety, EMC, etc.). With the laboratory based in Denmark, 3P serves the international cabling industry and end users by offering third party verification of high quality cables, connecting
hardware, links, field testers and installations.
http://www.3Ptest.com

 DELTA
DELTA is among Europe's leading international test, design, service, consulting and education organisations in the field of electronics, software technology, op-tics and acoustics.
http://www.delta.dk