19V 1A 19W Desktop Power Adapter | OEM Power Supply Manufacturer

The Guangdong QINX 19V 1A 19W desktop AC/DC power adapter provides a dependable power source for low-power electronic devices that require regulated 19V DC output. Built with high-quality electronic components and strict manufacturing standards, it offers consistent voltage regulation, low ripple, and stable long-term performance.

Its wide 100-240VAC input range enables worldwide compatibility, allowing equipment manufacturers and distributors to deploy a single adapter design across multiple countries and regions. The compact desktop enclosure improves heat dissipation while supporting continuous operation in commercial and industrial environments.

To simplify integration into different products, Guangdong QINX offers extensive customization services including output cable length, housing color, logo printing, packaging, and numerous DC connector configurations. The adapter is well suited for OEM and ODM projects requiring dependable quality, flexible customization, and international compliance.

Applications

• Mini LCD monitors
• Wireless routers
• Embedded control boards
• Industrial communication modules
• POS terminals
• Network switches
• LED desk lighting systems
• Digital clocks
• Portable electronic instruments
• Small automation controllers

Connector Options

Various DC output connectors are available, including:

• 5.5×2.1mm
• 5.5×2.5mm
• 4.0×1.7mm
• 3.5×1.35mm
• 2.5×0.7mm
• 6.3×3.0mm
• USB Type-C (fixed-voltage applications)
• Mini DIN connectors
• GX aviation connectors
• Molex connectors
• JST connectors
• Customized cable assemblies upon request

Safety Design

Designed with multiple protection functions including over-voltage protection, over-current protection, short-circuit protection, and overload protection to ensure stable operation and improve equipment reliability.

Certifications

Available with UL, cUL, CE, FCC, RoHS, UKCA, PSE, SAA, CB, and DOE Level VI certifications according to customer project requirements.