Factory Direct 19.5V 19A 370.5W Desktop Power Adapter with Active PFC & Optional DC Connectors | Guangdong QINX

Designed for demanding operating environments, the Guangdong QINX 19.5V 19A desktop power adapter delivers a stable 370.5W output with excellent voltage regulation and low output ripple. The integrated Active Power Factor Correction (PFC) circuit improves power factor, enhances conversion efficiency and reduces harmonic distortion, making the adapter suitable for energy-conscious industrial applications.

The adapter accepts a 100-240VAC input, allowing reliable operation across international power networks. To satisfy different project requirements, Guangdong QINX offers complete OEM and ODM customization, including output cable length, connector configuration, housing design, private branding, product labels, packaging and electrical specification optimization.

The 19.5V 370.5W desktop power supply is widely used in industrial computing systems, GPU servers, machine automation equipment, intelligent transportation devices, high-definition display controllers, medical imaging systems, communication infrastructure, industrial storage systems and advanced test equipment requiring continuous high-current DC power.

Applications

• Industrial computers and GPU workstations
• AI inference and edge computing platforms
• Industrial automation machinery
• Medical imaging and diagnostic equipment
• Intelligent transportation systems
• Communication and telecom equipment
• Industrial storage and server systems
• Electronic testing and calibration instruments

Connector Options

Available connector choices include 5.5×2.5mm, 5.5×2.1mm, 6.5×4.4mm, 4-pin DIN, 4.0×1.7mm, 3.5×1.35mm, Kycon KPPX series, GX16, GX20, GX25 aviation connectors, M12 and M16 circular locking connectors, XT60, XT90, Anderson Powerpole, Molex Mini-Fit Jr., IEC locking DC connectors, and fully customized cable assemblies.

Safety Design

Engineered with intelligent protection functions including over-voltage protection, over-current protection, overload protection, short-circuit protection and over-temperature protection. These safeguards help maintain stable operation while protecting both the power adapter and connected electronic equipment during continuous high-load operation.

Certifications

Available with UL, cUL, CE, FCC, RoHS, UKCA, PSE, SAA, CB and DOE Level VI certifications according to project requirements, supporting global safety, EMC and energy efficiency compliance.