Guides to hardware certification

Practical, current references for FCC, CE, UL, and global compliance. Updated continuously.

4 guides

FCC (US)

Do You Need FCC Certification?

How to determine whether your product needs an FCC ID, SDoC self-declaration, or nothing at all. Covers intentional vs unintentional radiators, exemptions, and the decision process.

Last updated Apr 15, 2026·7 min read

FCC Certification Cost Breakdown

What FCC certification actually costs in 2026 — lab fees, TCB review, hidden costs, and how to reduce your total spend by device type.

Last updated Apr 15, 2026·7 min read

FCC Label Requirements

Physical label rules, electronic labeling (e-labeling), FCC ID format, compliance statements, and label placement for certified devices.

Last updated Apr 15, 2026·7 min read

Pre-Certified Modules & Host Device Testing

How pre-certified RF modules like ESP32 and nRF52 reduce your certification burden, what host-level testing you still need, and when a module is not enough.

Last updated Apr 15, 2026·7 min read

1 guide

CE (EU)

CE vs FCC: What Hardware Teams Need to Know

Structural differences between FCC certification and CE marking, testing comparison, cost delta, and what to plan for when shipping to both the US and EU.

Last updated Apr 15, 2026·9 min read