Power adapters undergoing automated testing on the production line.

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USB-C power adapter manufacturer

A USB-C power adapter manufacturer — fixed-output wall or desktop units, USB PD 3.0 / 3.1, for device makers who ship a USB-C supply in the box.

USB-C power adapters

Build to your spec

HTS 8504.40.85
OutputTo your spec — 5–100 W USB-C PD 3.0 / 3.1, fixed or programmed profiles
Ports1 USB-C, or the port mix you specify
PlugUS NEMA 1-15 folding blades; EU / UK / AU on request
No-loadDoE Level VI limit — < 0.1 W to 49 W, < 0.21 W above
Production testHi-pot 3.0 kV AC, 3 s, 100% of units
CertificationUL / cUL 62368-1 · FCC · CE / UKCA standard · DoE VI · USB-IF · PSE / KC / CCC / BIS and other regional marks on request
CustomWattage profile, cable, housing, logo
OriginVietnam or China — your election, documented per unit

The figures above are typical of builds we have shipped, not a limit. Output voltage and wattage, connector, plug standard, protection trip points, cable, housing and agency marks are all set per order — send a target spec and we will quote against it.

Discuss your spec

The marks every build carries.

Product certifications on the label, the packaging, and the documentation your procurement team audits against — verifiable by file number on request.

cULus ListedcULus LISTED
cRUus RecognizedcRUus REC.
cETLus IntertekcETLus
CECE
FCC Part 15FCC PART 15
RoHSRoHS
REACHREACH

Manufacturing operates under  ISO 9001:2015 · ISO 14001:2015 ·ISO/IEC 27001:2022 · TL 9000-H · QC 080000 HSPM · ESD S20.20 ·Amfori BSCI

See how we source

USB-C power adapters — common questions

Do you make fixed-output USB-C power adapters?

Yes. 5 to 100 W USB-C PD 3.0 and 3.1 wall or desktop adapters with fixed profiles, for device makers who ship a USB-C supply in the box.

Are they USB Power Delivery compliant and USB-IF certified?

Yes — built to USB PD 3.0/3.1 with the profiles you specify, and USB-IF certified alongside UL 62368-1 and FCC Part 15 B.

What is the difference between a fixed-output USB-C adapter and a GaN charger?

A fixed-output USB-C adapter ships one set profile for a specific device (the in-the-box supply); a GaN charger is a compact retail unit with multiple ports and the full PD ladder. We build both — tell us the use case.

Can you white-label the housing?

Yes. Custom housing, color, cable, and logo, with your artwork on the carton.

Can I choose the country of origin?

Yes. The same adapter builds in Vietnam or China on one drawing set, documented per unit.

Related products

Request a quote

Send the spec or drawing, target volume, certification, and destination — five lines get you a real quote for usb-c power adapters.

What do you need?

Prefer email? rfq@kestnersupply.com reaches the same person.