HDPLEX DE2A20729 Hifi Atx Fanless Power Supply Sff 400W

( Brand: Hdplex ), ( Manufacturer Part Number: DE2A20729 ), ( Form Factor: Atx ), ( Type: Power Module ), ( Maximum Power: 400 W ), ( Unit Type: Unit ), ( Color: Black ), ( Country Of Origin: China )

Review HDPLEX Hifi Dc atx Fanless Power Supply For Sff Pcs

Introducing the HDplex DE2A20729, a 400-watt fanless HIFI DC-ATX power supply, meticulously designed for Small Form Factor (SFF) PCs. This power supply offers an impressive power output while maintaining an elegant fanless design, ensuring your system operates quietly and efficiently.

The DE2A20729 power supply is built using high-quality components, delivering reliable and stable power to your components. It boasts a 400-watt maximum power output, making it suitable for a wide range of SFF systems. This power supply employs a DC-ATX form factor, ensuring compatibility with most modern PCs.

One of the most notable features of this power supply is its fanless design. By eliminating the need for a fan, it operates silently, making it an excellent choice for those seeking a quiet computing environment. This fanless design also enhances the overall aesthetic of your SFF PC build.

The DE2A20729 power supply features a HIFI (High Current, High Impedance) output, which allows it to deliver clean power to components with high current requirements. It also includes over-voltage, over-current, and short-circuit protection, safeguarding your components against potential damage.

This power supply is also highly efficient, with an 80 PLUS Certification, meaning it converts at least 80% of the input power into output power under typical load conditions. This not only helps reduce energy waste but also lowers the overall operating temperature of your system.

The HDplex DE2A20729 power supply is backed by a comprehensive 5-year warranty, ensuring peace of mind and reliable performance for your SFF PC build. Whether you're building a high-performance system or a silent and efficient one, this fanless power supply is an excellent choice.

The HD Plex DE2 A20729 is a fanless, 400-watt HIFI DC-ATX power supply designed for Small Form Factor (SFF) PCs. This power supply unit (PSU) offers several advantages and disadvantages that can help potential buyers make an informed decision.

1. Fanless Design: The fanless design ensures quiet operation, making it ideal for those who prioritize a silent PC environment.

2. Compact Size: The DE2 A20729 is designed to be compact, making it a suitable choice for SFF systems where space is limited.

3. DC-ATX Standard: DC-ATX compatibility allows for wider compatibility with various motherboards and systems.

4. High Efficiency: With an 80 Gold certification, the PSU is energy-efficient, converting up to 90% of the input power into usable output.

1. Limited Wattage: 400 watts may not be sufficient for high-performance systems with multiple high-power components.

2. Lack of Modularity: The power supply does not offer modular cabling, which might make cable management more challenging for some builds.

3. Limited Connectivity: The DE2 A20729 comes with a limited set of connectors, which might not cover all components in some systems.

The HD Plex DE2 A20729 fanless power supply offers several advantages for those looking for a quiet, compact, and efficient power solution for their SFF PC. However, its limited wattage and connectivity options may not be suitable for high-performance systems with multiple components. If you prioritize a silent PC environment, have a power requirement within the 400-watt range, and have a compatible system, the HD Plex DE2 A20729 could be an excellent choice. On the other hand, if you require more power or a modular design, you might need to consider other options.

For those looking for a quiet and efficient power supply for a low-to-moderate power demand SFF system, the HD Plex DE2 A20729 is a strong contender. However, those who need more power or modularity may want to explore other options. Consider your specific system requirements and power demands before making a final decision.

Details:

The HDPlex 400W HiFi DC-ATX Fanless Power Supply is a reliable and efficient power module designed for small form factor PCs. With a maximum power output of 400W, this black unit is compact in size and perfect for those looking fanless supply solution. Made in China, this power supply from HDPlex is a trusted choice for computer components and parts enthusiasts seeking high-quality quiet source their systems.

part #: de2a20729 prices

• $100.00-$119.99

specifications powsuppy:

• brand: Hdplex
• mpn: De2a20729
• form factor: Atx
• type: Power Module
• maximum power: 400 W
• unit type: Unit
• color: Black
• country of origin: China

returns powsuppy:

• policy: No Returns

general powsuppy:

• Computers/Tablet's Networking > Computer Components Parts > Power Supplies
• condition: Used

offer powsuppy:

• quantity: 1
• availability: In Stock
• best offers: True
• sold: 0
• options: Ship-to-home
• started: December 19, 2025

payments powsuppy:

• other
• wallet: Google-pay
• credit card: Visa

seller powsuppy:

• rating: 100.0%
• city: Camarillo, California
• # reviews: 1530

shipping powsuppy:

• class: Expedited
• service: USPS Priority Mail
• cost: $15.13
• transit: 8-13 Days
• carrier: USPS
• type: Calculated

Hdplex DE2A20729 Is Similar To:

• Hdplex De2a20740 800 Watt Converter Dc-atx (44.4% similar) Functionality condition: this device is brand new and in its original packaging. Pay more Murfreesboro. Please view our close up photos, as these are taken of the actual item being offered for sale. To coordinate pickup. Cosmetic condition: this device is brand new in the manufacturers...(August 7th, 2025)