Integrated power supplies with 4-head 300W and 5-head 400W configurations are specialized units designed to deliver multiple voltage outputs, typically for industrial or specialized applications. These power supplies are engineered to provide stable and efficient power across various channels, ensuring reliable operation of connected devices.

Key Features:

• Multiple Outputs: Capable of supplying power to multiple devices simultaneously, each with specific voltage and current requirements.
• High Efficiency: Designed to minimize energy loss, often achieving efficiency ratings of 80 Plus Gold or higher.
• Compact Design: Engineered to fit into space-constrained environments without compromising performance.
• Safety Protections: Equipped with over-voltage, over-current, and short-circuit protections to safeguard connected equipment.

Examples:

1. HDPLEX 300W Linear Power Supply:

   • Outputs: Provides multiple rails, including 19V, 12V, 5V, and an adjustable output ranging from 5V to 19V.
   • Features: Utilizes a high-end R-Core transformer and includes independent grounds for each output, ensuring minimal interference.
   • Applications: Ideal for PC audio systems, thin ITX systems, and various consumer electronics.

2. FSP Mini ITX Solution | Flex ATX 300W:

   • Outputs: Offers multiple outputs suitable for Mini ITX and Flex ATX systems.
   • Features: 80 Plus Gold certified with over 90% efficiency, active PFC, and modular cables for easy installation.
   • Applications: Designed for compact PC builds and small form factor systems.

3. FSP Group Mini ITX Solution/Flex ATX 400W:

   • Outputs: Provides multiple outputs tailored for Mini ITX and Flex ATX configurations.
   • Features: 80 Plus Gold certified, high-quality components, and a compact design suitable for small form factor PCs.
   • Applications: Suitable for servers, workstations, and networking equipment.

When selecting an integrated power supply, consider the following:

• Total Power Requirement: Ensure the combined power consumption of all connected devices does not exceed the power supply's capacity.
• Voltage and Current Specifications: Verify that each output matches the voltage and current requirements of your devices.
• Form Factor Compatibility: Confirm that the power supply's dimensions and mounting options are suitable for your system's enclosure.
• Certification and Reliability: Look for certifications such as 80 Plus Gold, which indicate high efficiency and reliability.

For specialized applications, consulting with a power supply expert or the manufacturer's technical support can provide additional guidance to ensure optimal performance and compatibility.