418W 19V 22A Desktop AC DC Adapter with PFC | OEM Power Supply Manufacturer

The Guangdong QINX 19V 22A 418W desktop power adapter is designed to supply 418W of continuous output power with excellent efficiency and dependable electrical performance. Incorporating active Power Factor Correction (PFC) technology, the adapter improves the input power factor, minimizes harmonic distortion, and enhances energy utilization, making it suitable for high-load industrial and commercial environments.

Its advanced switching power architecture utilizes high-quality electronic components to achieve accurate 19V voltage regulation, low output ripple, fast transient response, and consistent performance under dynamic load conditions. The rugged desktop enclosure is engineered with an optimized airflow and thermal management structure to maintain stable operation during prolonged full-load use.

Supporting a universal 100–240VAC input, the adapter is suitable for worldwide deployment without additional voltage selection. Guangdong QINX offers complete OEM and ODM customization services, including output cable length, connector configuration, cable gauge, enclosure color, customized labels, logo printing, retail packaging, and private branding, providing flexible integration for a broad range of customer projects.

Applications

• Industrial AI computing platforms
• Autonomous robotic control systems
• Industrial edge computing gateways
• High-density network switches
• Telecom communication equipment
• Machine vision processing units
• Automated production machinery
• Professional video encoding systems
• Medical imaging support equipment
• Intelligent transportation control systems

Connector Options

A variety of connector solutions are available, including:

• 5.5×2.1mm
• 5.5×2.5mm
• 6.5×4.4mm with center pin
• GX12, GX16, GX20, and GX25 aviation connectors
• 4-pin DIN connectors
• XT60, XT90, and XT90S high-current connectors
• Anderson Powerpole connectors
• Molex Mini-Fit Jr. connectors
• JST connector series
• M12 industrial locking connectors
• IP67 waterproof circular DC connectors
• Custom connector assemblies and cable harnesses

Safety Design

Designed with a comprehensive intelligent protection system incorporating over-voltage protection (OVP), over-current protection (OCP), overload protection (OLP), over-temperature protection (OTP), short-circuit protection (SCP), surge protection, and soft-start functionality to maximize operational safety and equipment reliability.

Certifications

Available with UL, cUL, CE, FCC, RoHS, UKCA, PSE, SAA, CB, and DOE Level VI certifications, supporting compliance with international safety, EMC, and energy efficiency standards for OEM and ODM customers.