For B2B buyers sourcing industrial power supplies on Alibaba.com, understanding certification requirements is not optional—it's the difference between smooth market access and costly customs seizures. CE, RoHS, and FCC represent three distinct compliance frameworks, each serving different geographic markets and regulatory purposes. This guide breaks down what each certification actually covers, testing requirements, and how to verify authenticity when working with suppliers.
CE Marking (Conformité Européenne) is the European Union's mandatory safety and electromagnetic compatibility mark. Contrary to popular belief, CE is not a quality certification—it's a manufacturer's self-declaration that the product meets EU safety, health, and environmental requirements. For power supplies, CE compliance requires testing against EN 62368-1 (safety), EN 55032 (EMC emissions), and EN 55035 (EMC immunity) standards. Most power supplies fall under the Low Voltage Directive (LVD) and Electromagnetic Compatibility (EMC) Directive, requiring a technical file with test reports from accredited laboratories [6].
FCC Certification (Federal Communications Commission) is mandatory for electronic devices sold in the United States. Power supplies are classified as "unintentional radiators" under FCC Part 15, requiring testing for conducted and radiated emissions. There are two tiers: Supplier's Declaration of Conformity (SDoC) for basic power supplies, and full Certification for devices with wireless capabilities. The key difference: SDoC allows self-testing (though third-party labs are recommended), while Certification requires testing by an FCC-recognized Telecommunication Certification Body (TCB) [7].
RoHS (Restriction of Hazardous Substances) is an EU directive restricting ten hazardous materials in electrical and electronic equipment: lead, mercury, cadmium, hexavalent chromium, PBB, PBDE, and four phthalates (DEHP, BBP, DBP, DIBP). Unlike CE and FCC, RoHS has no unified marking—compliance is demonstrated through test reports and supplier declarations. Critical update for 2026: three key exemptions expire on July 21, 2026, affecting copper alloy connectors (up to 4% lead), electronic ceramics (lead in PZT), and glass enamels (lead and cadmium). Manufacturers must verify whether their components fall under these expiring exemptions [3].
CE vs FCC vs RoHS: Certification Comparison Matrix
| Certification | Market | Mandatory | Testing Cost | Validity | Key Standard |
|---|---|---|---|---|---|
| CE Marking | European Union | Yes (EU market access) | £3,200-14,000 | Indefinite (product unchanged) | EN 62368-1, EN 55032/35 |
| FCC SDoC | United States | Yes (US market access) | $3,000-8,000 | Indefinite (product unchanged) | FCC Part 15 Class B |
| FCC Certification | United States (wireless) | Yes | $8,000-15,000 | Indefinite (product unchanged) | FCC Part 15C |
| RoHS | European Union | Yes | $500-2,000 per family | 1-2 years (report validity) | EN IEC 63000 |
| UL 62368-1 | North America (voluntary) | No (but recommended) | $5,000-12,000 | Annual factory audits | UL 62368-1 |
£3,200 per run for modular radio certification is about right. 14k is probably full certification not based on Module. If you have all the information in hand it takes about 6 weeks. CE requires EN 62638 as well. We did both for our CB scheme certification which allows us to certify safety for upto 50 countries [1].

