They may need additional testing to conply with FCC part 15. CE testing is run at 230 VAC 50 Hz and FCC is rin at 115 VAC 60 Hz. (unless it is a dc or low voltage unit)az1324 said:What is required to market and sell a product in the US and where can i read up on it. If the product has CE certification is that transferrable to the US? What is ISO9001?