Address
10/F, Fuqiang Building, District 62,
Xixiang Street, Bao'an District, Shenzhen, China
Contact
Email: [email protected]
WhatsApp: +86 134 2868 9470
GaN Chargers for Distributors: What to Check Before You Stock Them
Why GaN chargers run smaller and cooler, what end customers notice, and the six checks — real wattage, protocols, thermals, power sharing — before you stock a model.
GaN moved from curiosity to shelf standard
Gallium nitride chargers went from a niche upgrade to the default expectation in fast charging within a few product generations. For distributors, that means GaN is no longer a premium experiment — it is a category you are expected to stock, with its own quality traps worth knowing before you fill a container.
Why GaN chargers are smaller and cooler
Gallium nitride transistors switch far faster than the silicon they replace. Higher switching frequency means the transformer and capacitors can be much smaller, so the same power fits in a smaller case — with less energy lost as heat. Less heat means the charger can safely push its rated wattage longer without throttling, and a cooler charger is also a charger that ages slower.
What end customers actually notice
Size and temperature. A travel charger that also charges a laptop, runs cool, and fits a pocket is an easy sales story. That is why 20W–36W GaN wall chargers became the replacement for old 5W bricks, and why multiport GaN desktop stations became the standard desk accessory for people with a phone, earbuds and a laptop.
What to check before you stock a GaN model
- Real output versus the label. Test at full rated load — some “65W” units cannot hold 65W on the port that matters.
- Protocol coverage. PD 3.0, PPS and QC support determine which phones and laptops actually fast-charge. Test with the devices your market uses.
- Thermal behavior. Surface temperature after thirty minutes at full load is the honest spec sheet for a GaN design.
- Multiport power sharing. How does wattage split when two or three ports are used? Poor power-sharing logic is the most common customer complaint in reviews.
- Protection circuits. Over-voltage, over-current and over-temperature protection should be standard, not optional.
- Per-model certification. A new circuit design needs its own CE/FCC documentation — see our certificate verification guide.
botwo’s GaN range runs from 20W–36W two-color wall chargers to multiport 100W+ desktop charging stations. Request samples of any model — contact us at [email protected] or on WhatsApp +86 134 2868 9470.