Factory Direct 18V 19A 342W Desktop Power Adapter with Active PFC & Optional DC Connectors | Guangdong QINX

The Guangdong QINX 18V 19A desktop power adapter delivers a stable 18V DC output with a maximum power capacity of 342W. Equipped with active Power Factor Correction (PFC), it improves input power efficiency, reduces harmonic distortion, and enhances overall electrical performance, making it suitable for continuous high-load operation.

Developed with an advanced switching power platform, the adapter offers excellent voltage regulation, fast transient response, low ripple, and outstanding energy efficiency. Its universal 100–240VAC, 50/60Hz input supports global deployment, while the durable desktop enclosure is engineered for efficient heat dissipation and reliable long-term service in harsh operating environments.

Guangdong QINX provides comprehensive OEM and ODM manufacturing capabilities, including customized output parameters, connector types, cable lengths, enclosure colors, logo printing, labels, packaging, and region-specific compliance solutions. These flexible services allow customers to create application-specific power supplies while maintaining brand consistency.

Applications

• Industrial automation control platforms
• AI-powered industrial computers
• Machine vision inspection systems
• Intelligent transportation equipment
• Industrial communication servers
• Digital broadcasting control units
• Commercial automation terminals
• Medical analytical instruments
• High-speed data acquisition systems
• Professional laser processing equipment

Connector Options

Optional connector configurations include:

• 5.5×2.1mm DC barrel connector
• 5.5×2.5mm DC barrel connector
• 6.5×4.4mm center-pin connector
• GX12, GX16 and GX20 aviation connectors
• M12 circular connector
• XLR connector
• Mini XLR connector
• XT60 and XT90 high-current connectors
• Anderson Powerpole connector
• Molex connector
• JST connector
• Phoenix terminal block
• Waterproof locking connectors
• DIN power connector
• Custom cable harnesses and connector assemblies

Safety Design

Designed with industrial-grade protection features to ensure reliable and secure operation.

• Active Power Factor Correction (PFC)
• Over Voltage Protection (OVP)
• Over Current Protection (OCP)
• Short Circuit Protection (SCP)
• Over Temperature Protection (OTP)
• Over Power Protection (OPP)
• Surge Protection
• Soft Start Design
• EMI/EMC Compliance

Certifications

Supports UL, cUL, CE, FCC, UKCA, RoHS, PSE, SAA, CB, and DOE Level VI certifications based on customer market requirements.