NexSys 140W Ultra-compact USB PD 3.1 Fast Charger
One charger for multiple devices: Ultra-compact, Light-weight USB PD 3.1 Fast Charger
Leveraging NexGen’s Vertical GaN technology, the NexSys 140W is an ultra-compact, light-weight AC-DC, highly efficient USB PD 3.1 charger. With best-in-class power density of 17 W/in3 and efficiency of 93% (at 115Vac) the NexSys 140W is compliant with the USB PD 3.1 standard and can fast charge laptops that require power up to 140W. The NexSys 140W can also be used to charge other devices such as Tablets, Smartphones, Headsets and Wearables and supports universal AC input voltage range of 100-240Vac.
- Maximum Output Power: 140 W
- Input Voltage: 100-240V
- Continuous full power output across all loads and input voltages
- 93% efficiency at 115Vac full load
- USB PD 3.1 Compliant
- Standard Power Range (SPR): 5V/3A, 9V/3A, 15V/3A, 20V/5A
- Extended Power Range (EPR): 28V/5A
- Over-voltage, over-current, over-temperature, and short-circuit protection
- Dimensions: 68mm x 66mm x 30mm
- Weight: 0.42 lbs.
- Meets regulatory standards and certifications
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Designed on the next-generation power platform
The 240W Ultra Compact PSU is designed on NexGen’s proprietary Power Platform.
NexGen Vertical GaN® Powertrain
Breakthrough high-voltage 1+ MHz switching frequency – NexGen Vertical GaN® technology. Revolutionary mechanical, magnetics and thermal engineering.

Merlin Power Engine™
World’s first scalable software-controlled architecture 1+ MHz digital powertrain controller.
Enabling computing power innovation that scales from 100W portable power adapters to 1kW Flex ATX power supplies.

Next-generation PSUs require a next-generation power platform
World’s first Power Factor Correction (PFC) subsystem operating at 2+MHz with NexGen Vertical GaN® for higher efficiency and smaller size.