Factory Direct 28V 3A 84W Desktop Power Adapter with Optional DC Connectors | Guangdong QINX

The 28V 3A 84W desktop power adapter from Guangdong QINX is developed to support electronic systems that require consistent voltage accuracy and dependable continuous operation. Its optimized switching power technology helps improve efficiency while maintaining stable output performance for connected devices.

Featuring universal 100-240VAC input compatibility, this desktop adapter can be used in global markets and integrated into various equipment designs. The external desktop enclosure provides convenient installation and efficient heat dissipation, making it suitable for applications where reliability and long service life are important.

Guangdong QINX offers flexible customization options to meet different product development needs, including DC connector selection, cable specifications, output wire customization, housing design, logo printing and packaging requirements. The 84W output capacity makes this model suitable for a wide range of industrial electronics and smart devices that require more power than standard adapters.

This 28V 3A power adapter is an ideal choice for equipment manufacturers seeking a dependable external power solution with professional manufacturing support.

Applications

• Industrial automation controllers
• Smart monitoring systems
• Communication equipment
• Electronic testing devices
• Medical electronic instruments
• Access control systems
• Smart home control products
• IoT devices and gateways
• LED control equipment
• Commercial electronic terminals

Connector Options

Available with various DC output connector choices, including:

• 5.5×2.1mm DC barrel plug
• 5.5×2.5mm DC barrel plug
• 4.0×1.7mm connector
• 3.5×1.35mm connector
• 6.3×3.0mm connector
• Mini DIN connectors
• Aviation connectors
• XLR connectors
• JST connectors
• Molex connectors
• Anderson connectors
• Terminal block connectors
• Customized cable assemblies

Safety Design

Built with multiple protection mechanisms to improve product safety and operational reliability:

• Over-voltage protection
• Over-current protection
• Short-circuit protection
• Overload protection
• Thermal protection

Certifications

Available with UL, cUL, SAA, PSE, UKCA, CE, RoHS, FCC, CB and DOE Level VI certifications based on customer requirements and regional compliance standards.