45W Desktop AC Adapter: 15V 3A / 12V 3.75A Multi-Voltage Power Supply

Product Overview

The 45W Desktop AC Adapter is a high-efficiency switching power supply engineered to provide a robust and steady energy source for professional-grade electronics. Specifically optimized for POS terminals and LCD monitors, this adapter delivers a precise 15V 3A or 12V 3.75A output, ensuring your mission-critical hardware operates without voltage drops or screen flickering. Its desktop-style design provides superior heat dissipation and electrical grounding, offering a safer and more durable alternative to standard wall-mount chargers. Built with premium industrial capacitors and a fire-retardant casing, it is the ideal choice for environments requiring 24/7 continuous and reliable performance.

Key Specifications

The 45W series is designed for global compliance and features a comprehensive safety suite, including OVP (Over Voltage), OCP (Over Current), and SCP (Short Circuit) protections.

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

• Total Output Power: 45W Maximum

• Output Voltage & Current Range:

  • 5V Series: 5V 7A, 5V 8A (40W Max)

  • 9V Series: 9V 4A, 9V 5A (45W Max)

  • 12V Series: 12V 3A, 12V 3.5A, 12V 3.75A (45W Max)

  • 15V Series: 15V 2.5A, 15V 3A (45W Max)

  • 19V Series: 19V 2.1A, 19V 2.37A (45W Max)

  • 24V Series: 24V 1.5A, 24V 1.87A (45W Max)

  • 48V Series: 48V 0.5A, 48V 0.93A (45W 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 (Custom tips like 4-pin or yellow tip available)

• 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 45W output is perfectly balanced for commercial, industrial, and high-end consumer electronics:

• Retail & Hospitality: POS (Point of Sale) terminals, touchscreens, and credit card machines.

• Displays & Visuals: LCD/LED monitors, digital signage players, and electronic picture frames.

• Office Productivity: Laptop docking stations, high-speed thermal printers, and scanners.

• Industrial Automation: Small motor controllers, PLC units, and diagnostic testing equipment.

• Audio & Networking: Digital audio amplifiers, high-power PoE injectors, and enterprise routers.