Factory Direct 18V 5A 90W Desktop Power Adapter with Custom DC Plug Options | Guangdong QINX

The Guangdong QINX 18V 5A desktop power adapter delivers a regulated 18V DC output with a maximum power rating of 90W. Utilizing high-efficiency switching technology, it provides excellent voltage accuracy, low ripple, and stable current output, helping ensure reliable operation of connected equipment in both intermittent and continuous working conditions.

With a universal input of 100–240VAC, 50/60Hz, this external power supply is suitable for international applications and simplifies deployment across different markets. The durable desktop enclosure is designed to optimize heat dissipation while maintaining long-term electrical stability and operational reliability.

Guangdong QINX offers complete OEM and ODM manufacturing support, including customized output parameters, cable length, connector type, housing design, logo printing, labeling, packaging, and private branding. Engineering customization enables seamless integration into a wide variety of electronic products.

Applications

• Industrial Ethernet switches
• PTZ security cameras
• Mini industrial PCs
• Embedded AI controllers
• Smart self-service terminals
• Digital broadcasting equipment
• Automation control systems
• High-performance LED controllers
• Medical diagnostic devices
• Electronic laboratory instruments

Connector Options

Multiple output connector solutions are available, including:

• 5.5×2.1mm DC barrel plug
• 5.5×2.5mm DC barrel plug
• 6.5×4.4mm center-pin connector
• 4.0×1.7mm DC connector
• 4.8×1.7mm DC connector
• 3.5×1.35mm DC connector
• GX12 aviation connector
• GX16 aviation connector
• XLR connector
• Mini DIN connector
• XT30 / XT60 connectors
• Anderson Powerpole connector
• Molex connector
• JST connector
• Phoenix terminal connector
• Customized DC cable assemblies

Safety Design

Designed with multiple layers of electrical protection for dependable performance.

• Over Voltage Protection (OVP)
• Over Current Protection (OCP)
• Short Circuit Protection (SCP)
• Over Temperature Protection (OTP)
• Over Power Protection (OPP)
• Surge Protection
• EMI Filtering Design

Certifications

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