12V 40A Power Supply

12V 40A Power Supply


The 12V 40A Power Supply is a high-capacity and reliable power source designed to deliver a stable 12V output with a maximum current of 40A. It is suitable for demanding applications that require significant current at 12V, such as powering LED displays, industrial equipment, high-power electronics projects, and other devices. The power supply features over-voltage, over-current, and short-circuit protection to ensure the safety and longevity of connected devices.

Key Features:

  • Output Voltage: 12V DC
  • Output Current: 40A
  • Power Output: 480W
  • Input Voltage: 100-240V AC, 50/60Hz
  • Connector Type: Screw terminals or DC barrel jack
  • Protection: Over-voltage, over-current, and short-circuit protection
  • Efficiency: High efficiency for consistent power delivery
  • Cooling: Built-in cooling fan for heat dissipation
  • Certifications: CE, FCC, RoHS compliant

Technical Specifications:

  • Output Voltage: 12V DC ± 5%
  • Output Current: 40A
  • Power Output: 480W
  • Input Voltage: 100-240V AC, 50/60Hz
  • Ripple & Noise: ≤ 150mV
  • Load Regulation: ± 1%
  • Line Regulation: ± 1%
  • Operating Temperature: -10°C to +60°C
  • Storage Temperature: -20°C to +85°C
  • Humidity: 0% to 95% non-condensing
  • Dimensions: Approx. 240mm x 120mm x 50mm
  • Weight: 1.2 kg
  • Connector Type: Screw terminals or 5.5mm x 2.1mm DC barrel jack
  • Cooling: Active cooling with built-in fan


  • LED Displays: Ideal for powering large-scale 12V LED displays and lighting installations.
  • Industrial Equipment: Suitable for powering industrial control systems, motors, and machinery.
  • High-Power Electronics: Perfect for powering high-current 12V electronics projects and devices.
  • DIY Electronics: Useful for hobbyists and makers working on advanced electronics projects.
  • Communication Equipment: Can be used to power communication devices and networking equipment requiring 12V.
  • Server Power Supplies: Suitable for servers and other high-power 12V applications.

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SKU: 2507 Category:


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