Factory Direct 16V 21A 336W Desktop Power Adapter with Active PFC & Custom DC Connectors | Guangdong QINX

The Guangdong QINX 16V 21A desktop power adapter delivers a regulated 16V DC output with 21A continuous current, providing 336W continuous power for professional equipment operating under demanding electrical loads.

Since the output exceeds 200W, this desktop power supply integrates Active PFC technology, improving power factor, reducing harmonic distortion, increasing conversion efficiency, and lowering energy consumption. This design helps ensure stable operation while meeting international energy-saving and power quality requirements.

Built with a 100–240VAC universal input, the adapter automatically accommodates worldwide AC power systems, making it suitable for products exported to global markets. Its robust desktop enclosure features an optimized internal thermal structure, allowing efficient cooling and dependable long-term performance in continuous-duty environments.

Guangdong QINX supports comprehensive OEM and ODM customization, including customized output cables, connector types, private labels, housing colors, packaging, and branding services. Available DC connector options include 5.5×2.1mm, 5.5×2.5mm, 6.5×4.4mm, GX16, GX20, GX25 aviation connectors, M12/M16 waterproof connectors, XT60, XT90, Anderson SB50/SB120 connectors, Hirose circular connectors, Molex Mega-Fit connectors, Power DIN connectors, Harting industrial connectors, and other customer-specified cable assemblies.

Applications

• Industrial automation controllers
• AI processing hardware
• Industrial robotics and manipulators
• Machine vision inspection platforms
• Network communication servers
• Medical monitoring systems
• Intelligent warehousing equipment
• Commercial LED display systems
• Semiconductor manufacturing equipment
• Electronic reliability testing systems

Connector Options

Optional connector configurations include DC barrel plugs, GX aviation connectors, waterproof circular connectors, XT series connectors, Anderson SB connectors, Hirose connectors, Molex Mega-Fit connectors, Power DIN connectors, Harting industrial connectors, terminal block outputs, and customized cable harnesses for OEM integration.

Safety Design

Integrated with comprehensive protection functions including over-voltage protection (OVP), over-current protection (OCP), overload protection (OLP), short-circuit protection (SCP), and over-temperature protection (OTP). The built-in Active PFC circuit enhances energy efficiency and provides stable power delivery during extended full-load operation.

Certifications

Available with UL, cUL, CE, FCC, RoHS, UKCA, PSE, SAA, CB, and DOE Level VI certifications, helping manufacturers meet international safety, EMC, and energy-efficiency requirements for global markets.