Is ROHS part of UL the same

RoHS is not part of UL. RoHS and UL are two completely independent certification systems, developed by different authorities and focusing on different product attributes.

What is ROHS certification?

RoHS (Restriction of Hazardous Substances Directive in Electrical and Electronic Equipment) is an environmental protection directive formulated by the European Union, which has been implemented since July 1, 2006.

Its core objective is to restrict the content of hazardous substances such as lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls, and polybrominated diphenyl ethers in electrical and electronic products (the latest version has been expanded to 10 substances), so as to protect the environment and human health.

This directive is mandatory for relevant products placed on the EU market.

What is UL certification?

UL (Underwriters Laboratories) certification is a set of product safety certification standards developed by the authoritative American safety testing organization.

It mainly evaluates the electrical safety, fire resistance, etc. of products to ensure that products will not cause harm to people and property during use.

Although it is a non-mandatory certification in the US market, due to its high credibility, products without the UL mark are often difficult to be recognized by consumers and distributors, so it has almost become a "quasi-regulatory" requirement in actual commercial activities.

Main Differences Between RoHS and UL Certification

In short, RoHS addresses whether a product is "environmentally friendly", while UL addresses whether a product is "safe".

For electrical and electronic products sold to European and American markets, it is often necessary to meet both requirements at the same time.