Computer Power Supplies - ATX Power Supplies

Power Supplies are our specialty, and we are the power supply authority! Over 26,000 variations of high quality and hard to find power supplies in stock. We carry power supply replacements for all manufacturers including Astec, Bestec, Compaq, Dell, Delta, Emachine, FSP, Gateway, Hipro, HP, Liteon, Newton, Power Man, Shuttle, and Sparkle. Try our power supply cross reference to find the right power supply for your machine. Be sure to check out our article on choosing a power supply.

Power Supplies - Micro ATX

Power Supplies - ATX AT

Power Supplies by Manufacturer

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Power Supply Adapters and Accessories

Useful Information

Power Supplies Looking for a specific power supply? Use the Power Supply Cross Reference		Go To: Power Supply Accessories
90 Watt Flex ATX Power Supply - FSP090-50PL Commonly found in pos computers and manufacturing equipment	0854JE Dell Optiplex GX 150 Power Supply Upgrade Replaces Dell Optiplex GX150 and GX1 power supplies	Dell Optiplex Power Supply - P2721 Replaces Dell Optiplex and Dell Dimension power supplies that use Slimline power supplies.
$39.99	$94.99	$94.99

FSP180-50NIV-H 180 Watt SFX Power Supply Replaces many HP, Compaq, Emachine and other major brand computer power supplies.	Gateway E2000 180 Watt Power Supply Upgrade Replaces Gateway E2000 power supplies that use "Nina" chassis. Replaces Gateway parts 6500705 & 6500648 Replaces Gateway and Newton part NPS-160DB B	1N405 Dell Dimension Power Supply Upgrade Upgrades from the original Dell 1N405 power supply Replaces Dell Dimension and Dell Optiplex Slimline power supplies
$45.99	$69.99	$89.99

Shuttle Power Supply Replacement - FSP180-50PLA Common replacement for Shuttle power supplies 1U form factor with 180 Watts of power	Compaq 185 Watt Power Supply - 308617-001 Common replacement for several hard to find Compaq power supplies	Athena AP-MP4ATX20B 200 Watt Power Supply Common replacement for Gateway Essential power supplies and other Gateway and Compaq models -5V lead 4-pin video lead
$61.00	$99.99	$45.99

Shuttle Power Supply Replacement - FSP200-50PLA2 Common replacement for Shuttle power supplies 1U form factor with 200 Watts of power	HP Slimline Power Supply Replacement - FSP200-50PLA2-SL Common replacement for HP Slimline power supplies	200 Watt atx Power Supply FSP200-60SPV-D Common replacement for HP, Compaq, and others. See list. Unsurpassed service life. This power supply has been around a long time.
$68.99	$79.99	$54.99

N1238 Dell Optiplex Power Supply Upgrade Replaces N1238 power supplies	220 Watt sfx Power Supply - FSP220-60PLA SFX form factor Integrated noise killer Replaces FSP model FSP145-60SI	Dell Optiplex Power Supply N220P-01 R8038 NPS-220BB A Replaces power supplies in Dell Optiplex GX520 and GX620 computers
$94.99	$68.00	$99.99

Shuttle PC35I2402 Power Supply Replacement 240 Watts Replaces Shuttle PC35I2402 and Shuttle XPC models New, not used or refurbished	Dell Dimension 8300 Power Suppy Replacement - FSP250-60ATV-1A Common replacement power supply for Compaq, Dell and HP Computers 250W Replacement for Dell Dimension 8300 power supplies	Bestec TFX0250D5W Rev X4 Power Supply Corresponds to Dell part number XW605 Used in Dell Inspiron 530S and 531S computers
$99.99	$49.99	$79.99

Compaq 244166-001 Compatible Power Supply Compatible with Compaq replacement part number 244166-001 and many others Brand new with a 2 year warranty	AT Power Supply - SPI-250G AT Style Power Supply with physical on/off switch Common replacement for very old computers, video games, and industrial control platforms	SPI250EP-MC 250 Watt Power Supply for MPC Popular MPC Power Supply Supports both IDE and SATA devices
$99.99	$59.99	$59.99

SPI2501UH 1U Power Supply 1U Form Factor 250 Watts	250 Watt Flex ATX Power Supply Athena AP-MFATX25 Flex ATX Power Supply Replaces IBM SurePOS, HP Pavilion, and Shuttle XPC Power Supplies	FSP300-50GLV 270 Watt TFX Power Supply TFX Power Supply Common HP/Compaq replacement
$69.99	$88.99	$59.99

FSP270-50SAV 270 Watt Power Supply Replaces many odd size power supplies with little or no modification (comes in handy replacing odd Newton power supplies)	270 Watt Power Supply - FSP270-60LE Popular Shuttle power supply upgrade 80 Plus rated Dual 12 volt rails	HP Slimline Power Supply Upgrade - FSP270-60LE-SL Popular HP Slimline power supply upgrade 80 Plus rated Dual 12 volt rails
$64.00	$84.99	$99.99

Sony MJPC-270A1 Power Supply Replacement Replaces Sony MJPC-270A1 power supplies	Micro ATX Power Supply - 300 Watt External power switch 20/24 pin atx connector SATA connector included	MP4ATX30 300 Watt Micro atx Power Supply Integrated HP Video Power Micro ATX Form Factor
$99.99	$38.98	$34.99

FSP300-60GHS FSP300-60GHS(80) Micro ATX Power Supply More efficient, more powerful, 100% compatible upgrade from FSP300-60GLS Dual 12V rails	300 Watt Quiet Silent Power Supply -UL Listed 300w psu - UL listed AMD and P4 compatible Manual rear on/off switch Built-in 20/24 pin atx converter adapter	FSP ATX-300GU 300 Watt Power Supply Common OEM replacement power supply for hundreds of different models of HP and Emachine power supplies. Has a -5V lead.
$49.99	$28.80	$52.99

Bestec ATX-300-12ED 300 Watt Power Supply Common Emachine replacement power supply	Bestec ATX-300-12ZCDR 300 Watt Power Supply Common replacement power supply for HP and Compaq computers that require a 24 pin atx connector	Bestec ATX-300-12EB3 300 Watt Power Supply Common replacement power supply for Gateway 24 pin atx connector with ATA and PCI Express
$51.99	$54.99	$54.99

FSP300-60THN 300 Watt Power Supply Common replacement power supply for Gateway computers and others 300w psu - UL listed 120mm cooling fan Quiet operation	FSP300-60GLN 300 Watt Power Supply Quiet, super silent less than 30db 300w psu - UL listed 120mm ball bearing fan	FSP300-60PLN 300 Watt Power Supply RoHS compatible Ball bearing fans 6 pin AUX connector
$34.99	$49.99	$49.99

Compaq PDP-121 PDP-121P 308615-001 Power Supply Replacement Common replacement for Compaq power supply models PDP-121, PDP-121P, 277979-001, 308615-001, 308437-001	FSP250-50NWV Power Supply Upgrade Replaces FSP150-50NWV, FSP200-50NWV and FSP250-50NWV power supplies 120v or 240v input 300 watts	Dell PowerEdge 1500SC Power Supply Replaces Dell PowerEdge 1500SC power supplies Compatible with Dell part numbers 5G022 and 6G147
$99.99	$99.99	$149.99

Dell Optiplex GX280 Small Desktop Power Supply Replaces Dell Optiplex GX280 Small Desktop (SD) power supplies 350 watt upgrade	350 Watt Silent Quiet Power Supply - UL Listed Quiet, super silent 350w psu - UL listed Dual fans Built-in 20/24 pin atx converter adapter	HP DC7800 SFF Power Supply Perfect replacement for HP DC7800 SFF and HP part numbers 437351-001 and 437797-001
$99.99	$45.80	$129.99

FSP350-60THN 350 Watt Power Supply Common replacement power supply for Gateway computers and others 350w psu - UL listed 120mm cooling fan Quiet operation	Antec Basiq 350 Watt Power Supply BP350 Dual 12V rails 350 continuous watts	350 Watt CFX Power Supply Perfect replacement for MPC models like FSP300-50BWNP, FSP300-50BWNP-MPC, FSP300-50BWN, FSP300-50BW, FSP300-50BWN-B, FSP300-50BWN(PF)
$44.99	$36.40	$89.99

Antec PP-380V 380 watt AT power supply AT Form Factor Four rails: +3.3V, +5V, +12V1, +12V2	400 Watt ATX Power Supply - LPM2-20-P4 400 watts of power, only 4 inches deep Fits great in places where space is tight	FSP400-60THN 400 Watt Power Supply Common Gateway replacement power supply 400w psu - UL Listed 120mm cooling fan Quiet operation
$64.40	$56.00	$63.99

FSP400-60GLN 400 Watt Power Supply Quiet, super silent less than 30db PCI Express graphics connector 400w psu - UL listed 120mm ball bearing fan	Dell Dimension 8100 Power Supply Replacement - FSP400-60PFB-M Perfect 400W Replacement for Dell Dimension 8100 power supplies Dell 16 pin connector included	Athena AP-MPS3ATX40 400W Power Supply Fits lots of Dell and HP systems Fits in tight spaces - only 4 inches deep
$59.99	$81.99	$51.99

Sony Vaio MJPC-300A2 Power Supply Upgrade Popular Sony Vaio Power Supply Upgrade Specifically built to fit Sony Vaio computers	FSP ZEN400 Fanless 400 Watt Power Supply Completely silent, fanless SLI anc Crossfire compatible 80 PLUS Bronze certified	Shuttle PC70 400 Watt Power Supply Replaces Shuttle PC70 Dual 12V rails
$86.00	$129.99	$199.99

HP Compaq DC7800 Power Supply Replacement - 437800-001 Replaces HP DC7800 supplies and others Common replacement for part numbers 437800-001, 437358-001 and others	430 Watt Silent Quiet Power Supply UL - Listed 430w psu - UL listed Silent, quiet operation yet has three fans SATA compatible	Antec Basiq BP430 430 Watt Power Supply 430 continuous watts Dual 12 volt rails PCI Express
$99.99	$41.99	$53.90

Antec Earthwatts EA-430D 430 Watt Power Supply 430 watts Dual 12 volt rails 80 Plus Bronze PCI Express	Shuttle PC55 Power Supply Fits Shuttle XPC Prima series with P and P2 chassis Rev 2 with PCI Express	FSP SAGA+ 450R 450 Watt Power Supply 450 Watts, dual 12V rails 120mm fan PCI Express
$76.30	$122.00	$39.99

460 Watt Power Supply - FSP460-60GLC PCI Express plug produces 192W by itself Seven different types of connectors for high compatibility	Antec Basiq 500 Watt Power Supply BP550U 500 continuous watts Two 12 volt rails	Antec Earthwatts EA-500D 500 Watt Power Supply 500 continuous watts Dual 12 volt rails 80 Plus Bronze ATX/EPS, PCI Express (6+2)
$94.99	$64.40	$88.90

500 Watt ATX Power supply - built in 20 pin to 24 pin adapter Built-in 20 pin to 24 pin atx connector adapter SATA ready	LPZ18 500 Watt ATX Power Supply UL Listed Silent 120mm cooling fan SATA and PCI Express connectors	FSP AX500-A 500 Watt atx power supply Less than 30db noise level Advanced cooling design Built-in 120mm fan PCI Express graphics card connector included
$38.90	$65.00	$92.00

Shuttle PC63 500 Watt Power Supply For Shuttle XPC H series cases 80 PLUS Bronze certified	FSP Booster X5 500 Watt Power Supply Increase your power without replacing your power supply Supports SLI, Crossfire, and multiple GPUs	550 Watt Power Supply - FSP550-60PLNR-MPC-1 Supports high powered graphics card applications Suitable for both IDE and SATA devices Popular power supply replacement for MPC computers
$129.99	$89.99	$119.99

Antec Basiq 550 Watt Power Supply BP550 PLUS 550 continuous watts Three 12 volt rails Modular cable management	Antec TruePower TP-550 550 Watt Power Supply 550 continuous watts Four 12 volt rails 80 PLUS Bronze	600 Watt ATX Power Supply FSP FX600-GLN Epsilon P4 and AMD 64 compatible Supports ATI Crossfire & nVidia SLI VGA Card Double +12V Design
$82.60	$112.00	$140.99

630 Watt Quiet ATX Power Supply Three internal 80mm cooling fans Chrome grills External power switch ATX connector with built-in 20/24 pin converter Two SATA connectors	Antec Earthwatts EA-650 650 Watt Power Supply 120mm cooling fan Three 12V rails 650 watts 80 PLUS certified	Antec TruePower TP-650 650 Watt Power Supply 120mm cooling fan Four 12V rails 650 watts 80 PLUS Bronze certified
$59.99	$99.40	$133.00

Dell PowerEdge 1950 Power Supply 670 Watts Replaces Dell PowerEdge 1950 power supplies New, not used or refurbished	Sparkle R-SPI700GHN 700 Watt Power Supply 700 watts Quad 12V rails 80 PLUS certified	Antec Earthwatts EA-750 750 Watt Power Supply Four 12V rails Hybrid modular cabling system
$299.99	$119.99	$137.20

Antec TruePower TP-750 Blue 750 Watt Power Supply Modular component cables for easy cable management 80 PLUS Bronze certified	Antec 850 Watt Power Supply CP-850 850 Watts Four 12V rails 80 PLUS certified	Antec Signature 850 Watt Power Supply SG-850 850 Watts Four 12V rails 80 PLUS Bronze certified DC to DC voltage regulation
$159.60	$148.40	$277.20

Antec TruePower Quattro TPQ-850 850 Watt Power Supply 850 Watts Four 12V rails 80 PLUS Bronze certified	Antec TruePower Quattro TPQ-1000 1000 Watt Power Supply 1000 Watts Four 12V rails 80 PLUS Bronze certified	Antec 1000 Watt Power Supply CP-1000 1000 Watts Four 12V rails 80 PLUS certified
$182.00	$219.80	$172.20

Antec TruePower Quattro TPQ-1200 1200 Watt Power Supply 1200 Watts Supports quad core, Core i7 and Core i5 CPUs, quad GPUs Six 12V rails 80 Plus SILVER certified	1200 Watt Gaming Power Supply - Magna 1200 1200 Watts Supports ATI Crossfire and nVidia SLI Six 12V rails
$274.40	$279.99

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