Best 400 Watt Power Supply

PSU Tier List

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SaleBestseller No. 1
EVGA 100-N1-0400-L1 , 400 N1, 400W, 2 Year Warranty, Power Supply 100-N1-0400-L1
  • EVGA 400W N1 series
  • Fan Size/Bearing: 120 millimeter sleeve bearing - Quiet and intelligent auto fan for near-silent operation
  • Heavy-duty protections including OVP, OPP, and SCP
  • 2 year & EVGA's 24/7 technical support
SaleBestseller No. 2
ARESGAME AGV Series 500W Power Supply, 80 Plus Bronze Certified, Non Modular Power Supply, 5 Year Warranty
  • ATX PSU. Delivers 500 Watt Continuous output
  • 80 PLUS Bronze certified, with 85% efficiency or higher under typical loads
  • 5 Year Warranty and heavy protection including OVP/UVP/OPP/SCP
  • All cables are black and not ketchup and mustard colored
  • 120mm ultra quiet fan with excellent cooling performance
SaleBestseller No. 3
APEVIA VENUS450W 450W ATX Power Supply with Auto-Thermally Controlled 120mm Fan, 115/230V Switch, All Protections
  • Apevia Venus 450W ATX Power Supply.
  • Connectors:1 x 20/24pin Main Power, 1 x 8pin (4+4pin) 12V, 3 x SATA, 3 x Peripheral
  • Auto-Thermally Controlled Black 120mm Fan. 115/230V Switch. 5% Tolerance of 5V, 3.3V & 12V Output
  • IMPORTANT: The power supply will not power on simply by connecting the power cord to both the power supply and wall outlet. Ensure that all the power supply cables are properly connected to the PC for it to power on.
  • IMPORTANT: The 8pin CPU connector can be split apart to become a 4+4 connector by pushing one end of the 4pin down and the other end of the 4pin up for motherboards that require a 4pin power connector.
SaleBestseller No. 4
Thermaltake Smart 500W 80+ White Certified PSU, Continuous Power with 120mm Ultra Quiet Cooling Fan, ATX 12V V2.3/EPS 12V Active PFC Power Supply PS-SPD-0500NPCWUS-W
  • Delivers 500 Watt Continuous output at plus 40 degree. Compliance with Intel ATX 12 Volt 2.31 and EPS 12V 2.92 standards
  • 80 PLUS Certified, 80 percentage efficiency under typical load
  • Supports (2) PCI E 6plus2pin Connectors. Active (PFC) Power Factor Correction, MTBF: 100,000 hours
  • Industry Grade Protections: (OPP) Over Power Protection, (OVP) Over Voltage Protection, (SCP) Short Circuit Protection
  • High Quality Components
Bestseller No. 5
Raidmax XT Series 400W550W Power Supply - ATX 12V, PCI Express, SATA, Efficient PC Internal Power (400W)
  • High Power Output: Provides 400/550W of power, ensuring reliable and consistent performance for your PC.
  • Efficient Cooling: Utilizes an air cooling method to maintain optimal operating temperatures for your system.
  • Versatile Connectors: Features ATX 12V, 20+4 Pin, Floppy, PCI Express, and SATA connectors for compatibility with a wide range of components.
  • ATX 12V Compliance: Meets ATX 12V V2.3 standards, ensuring compatibility with modern systems.
SaleBestseller No. 6
400W Power Supply Flex ATX Fully Modular PSU Full Voltage 90V-264V Computer Supplies for Gaming Server Desktop
  • Fully Modular PSU 400W: Efficient low-noise power supply with fully modular cabling,so you only connect the cables that your system needs.
  • Supports the standard Flex ATX form factor.Application desktop,server,voltage from 90-264v.
  • 400W continuous power output,at 40℃ rated operating temperature for 24/7 operation Japanese main condenser ensure unwavering power and reliability.
  • Class leading single +12V rail, extremely fast wake-from-sleep times and better low-load efficiency.
  • It is assembled with black paint shell, the appearance is not only beautiful and comfortable, the hand feels smooth, not easy to damage and deform.
SaleBestseller No. 7
BestParts New 400W Power Supply Compatible with HP 280 288 285 480 600 680 800 G3 G4 L76557-003 DPS-400AB-43A
  • Connector: 4 + 4 +8 + 7pin(3wires)
  • Max Power: 400W
  • Compatible Model: For HP 280 288 285 480 600 680 800 G3 G4
  • Compatible Part Number: For L76557-003 DPS-400AB-43A
  • You will receive: 1 x Power Supply
Bestseller No. 8
LXun Upgraded New 942332-001 400W Power Supply Compatible with HP 280 288 285 480 600 680 800 G3 G4 Power Supply L04618-400 PA-3401-2HA PA-3401-1HA L04618-800
  • 【Compatible part number】: L04618-400 942332-001 PA-3401-1HA PA-3401-2HA L76557-001
  • 【Compatible model】: Compatible with HP prodesk 480 800 680 285 288 280 Pro G3 MT prodesk 600 G4 400W Power Supply
  • 【Output】: Total power:400W, + 12.1Vmain == 16A, + 12.1Vcpu == 16A,+ 12.1VG == 16A
  • 【Input】100-240 V, 50-60 Hz,5.2A
  • 【Warrrrranty】1 Year manufactured, For any reason you're not completely satisfied, you can ask for a replacement or full reeeffund.
Bestseller No. 9
inShareplus 24V 400W LED Power Supply, IP67 Rainproof Waterproof Outdoor Driver,AC 90-140V to DC 24V Low Voltage Transformer, Adapter Converter for LED Light, Computer Project, Outdoor Use
  • 24V power supply features a robust aluminum alloy shell for heat dissipation, stability, durability, and reliability. IP67 design withstands harsh conditions, ensuring safe, reliable power in environments with moisture, humidity, or water exposure
  • Input: 90-140V AC 50/60HZ, Output: 24V DC 16.6A 400W. Suggestion: The power used should not exceed 80% of the power of the 24v dc power supply
  • Converts 110V AC to 24V DC, 24v dc led driver widely use for LED strip lights and other 24V DC porducts(≤400W). IP67 waterproof power supply ensures reliable, safe power, maintaining smooth operation in challenging conditions
  • Automatic protection: short circuit, overload, over voltage, over current, high temperature. type: Hiccup mode, auto-recovery after fault condition is removed. Operates at -20℃ to +60℃ and 20% to 90% RH (non-condensing) without performance impact. Ensures reliable operation and safety in demanding conditions
  • inShareplus seller support team always stand behind our 24v transformer in any way, so please contact us for replacement if you have any quality problems
Bestseller No. 10
JOYLIT 24V Power Supply 400W CE, 100-130V AC Convert to DC 24 Volt LED Driver 16.7A Max, Ultra Thin Fanless LED Transformer for LED Tape, 3D Printer, CCTV (24V 400W)
  • [ Parameter ]: INPUT: 100-130V AC 50/60Hz, Constant voltage DC output: DC 24V, Output Current: 16.7A Max, Maximum Power: 400W, 2 Channel DC Output,Size: 23.7X4.8X2.5CM
  • [ Safer to Use ]: CE Approved reliable low voltage transformer with over-voltage, over-current, over-load, short-circuit protections, ensure stable and safe operation and longevity the lifespan of the power supply.
  • [ Fast Wiring Terminal ]: No tools required, just insert the cables into the terminal, subvert the traditional wiring. Fast and Stable.
  • [ Dimmable Function ]: 4 level dimmable to adjust brightness in different level of 25%, 50%, 75%, 100%. Only 75% and 100% level suitable for COB LED Strip & High output LED Strip, because they need at least 20V voltage to drive it, below 20V lights will not work.
  • [ Quite Runing ] : Fan-less design, no noise and no flicker. Adopts durable aluminum housing and honeycomb style, filled with glue, scientifically designed for heat dissipation and helps the electronic components run cool.

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