84W Desktop AC Adapter: 12V 7A / 24V 3.5A High-Performance Power Supply

Product Overview

The 84W Desktop AC Adapter is a heavy-duty switching power supply engineered to bridge the gap between standard consumer adapters and industrial-grade power bricks. Specifically optimized for Motor Drivers and multi-camera CCTV systems, this adapter delivers a formidable 12V 7A or 24V 3.5A output with exceptional thermal efficiency. It features an advanced transient response circuit designed to handle the inductive kickback and peak current demands common in motorized applications. Housed in a robust, fire-retardant desktop enclosure with high-quality internal filtering, it ensures stable, low-noise power delivery that protects sensitive surveillance sensors and maintains torque consistency in mechanical systems.

Key Specifications

Our 84W series is built for 24/7 mission-critical operation, incorporating an upgraded safety suite with Over-Voltage, Over-Current, and Over-Temperature Protection.

• Input Voltage: 100-240V AC, 50/60Hz (Universal Global Compliance)

• Total Output Power: 84W Maximum

• Output Voltage & Current Range:

  • 12V Series: 12V 6A, 12V 6.5A, 12V 7A (84W Max)

  • 15V Series: 15V 5A, 15V 5.6A (84W Max)

  • 19V Series: 19V 4A, 19V 4.42A (84W Max)

  • 24V Series: 24V 3A, 24V 3.5A (84W Max)

  • 28V Series: 28V 3A (84W Max)

  • 48V Series: 48V 1.75A (84W Max)

• Ripple & Noise: < 150mVp-p (Measured with 20MHz bandwidth)

• MTBF (Mean Time Between Failures): > 50,000 Hours at 25°C ambient temperature, full load

• DC Connector: Standard 5.5mm x 2.1mm / 2.5mm (Reinforced low-resistance 16AWG pure copper DC cable)

• Energy Efficiency: Meet DoE Level VI / CoC Tier 2 standards

• Global Certifications: UL, cUL, CE, GS, TUV, UKCA, SAA, RCM, PSE, KC, KCC, CCC, CB, FCC, RoHS, REACH.

Ideal Applications

The high-wattage 84W output is specifically balanced for power-intensive commercial and industrial hardware:

• Motion Control: High-torque DC motor drivers, linear actuators, 3D printers, and robotic arms.

• Security & Surveillance: 16-channel DVR/NVR recorders, high-power PTZ (Pan-Tilt-Zoom) cameras, and infrared illuminators.

• LED & Lighting: High-power LED strip lighting, studio photography lights, and architectural wall washers.

• Network Infrastructure: Enterprise PoE switches, high-capacity wireless access points, and signal boosters.

• Computing & Storage: Multi-drive NAS (Network Attached Storage) arrays, mini-workstations, and industrial HMI panels.