Underwriters
Laboratories is an independent product safety certification
organization that has been testing products and writing
standards for safety for more than a century. UL evaluates
more than 19,000 types of products, Xmultiple connectors
and components comply with UL standards. As new products
are released Xmultiple submits them to the Underwriter laboratories
for testing. The links to the UL website and to other standards
groups are listed below.