atx | Newegg.com

I'm Celeste, Newegg's tech expert! Need help with "atx"?

Micro-ATX motherboards with Wi-Fi?

Micro-ATX cases with ATX PSU?

Micro-ATX vs Mini-ITX differences?

What fits Micro-ATX cases?

Quick View

PSU for Top Grade 350 ATX I5 I7 Power Supply for Desktop Mainframe 350W Switching Power Supply PCD022

$192^.99

Free Shipping

Quick View

HIGH POWER 80 Plus Gold Certified PC Computer Power Supply - 650 Watts PSU, Continuous Power ATX 12V V2.3/EPS Active PFC with Whisper Quiet 120mm Fan, Reliable Performance and High Efficiency

$126^.99

Free Shipping

Quick View

RAIDMAX RX-AESD Series Power Supply, ATX 3.1 & PCIe Gen 5 Ready, SI OEM Direct Cable Version, 80+ Gold, Brown Box Packaging, Reliable PSU for NVIDIA RTX 50 & AMD RX 90 Series (650, Watts)

$90^.99

Free Shipping

Quick View

ATX BenchPower Board Computer Power Supply Breakout Adapter Power Adapter Power

$208^.99

Free Shipping

Quick View

APEVIA VN500W Venus ATX Power Supply with Auto-Thermally Controlled 120mm Fan, 115/230V Switch, All Protections

$118^.99

Free Shipping

Quick View

ATX 24-Pin to ATX 8-Pin Power Supply Adapter Cable for DELL Optiplex 3020/7020/9020 & Precision T1700 Compatible with DELL Motherboards H61 H81 Q77 Q87 B75 A75 Q75 Q65 13in/33cm

$32^.99

Free Shipping

Quick View

700W Computer Power Supply, Efficient Temperature Control with 120mm Fan, ATX PSU for Gaming PCs and Desktop Computers

$138^.99

Free Shipping

Quick View

GamePower Gp-650 PC Power Supply Unit: 650W, 80 Plus Bronze Certified, 85% Efficiency, Single +12V Rail, Low Noise 14 CM Fan, Ideal for Gaming PCs, Desktops, ATX, Micro ATX Desktop Computer - Black

$108^.99

Free Shipping

Quick View

HIGH POWER 750W 80 Plus Gold Certified PC Power Supply ATX 3.0 Compatible & PCIe 5.0 Compliant, Active PFC with Whisper 120mm Fan for Quiet Operation, and Reliable Performance

$144^.99

Free Shipping

Quick View

Tangxi ATX Computer Power Supply, 600W PC Modular Power Supply with Smart Temperature Control and Multiple Safety Guards, for Gaming PC and Double Core Platforms

$137^.99

Free Shipping

Quick View

Full Modular ATX 850W 80Plus Gold 20+4Pin 12V Professional E-Sports Video Game Computer Power Supply for PC Desktop Power Source

$180^.99

Free Shipping

Quick View

Apevia ATX-JP800W Jupiter 800W 80 Plus Bronze Certified Active PFC ATX Gaming Power Supply, Supports Dual/Quad Core CPUs, SLI/Crossfire/Haswell, 3 Year Warranty

$108^.99

Free Shipping

Quick View

SilverStone Technology DA850R Gold 850W 80 Plus Gold ATX 3.0 & PCIe 5.0 Modular Power Supply, SST-DA850R-GM

$247^.54

Free Shipping

Thermaltake Toughpower GX2 80+ Gold 600W SLI/Crossfire Ready Continuous Power ATX 12V V2.4/EPS V2.92 Non Modular Power Supply 5 Year Warranty PS-TPD-0600NNFAGU-2

Quick View

Thermaltake Toughpower GX2 80+ Gold 600W SLI/Crossfire Ready Continuous Power ATX 12V V2.4/EPS V2.92 Non Modular Power Supply 5 Year Warranty PS-TPD-0600NNFAGU-2

$108^.99

Free Shipping

Quick View

ATX 850W Full Modular 80Plus Gold Certified RGB 12V PC Power Supply Professional E-Sports Video Game Computer Power Supply

$255^.54

Free Shipping

MSI MAG A850GL PCIE5, Fully Modular Compact Gaming 850W Power Supply, 80+ Gold, ATX 3.1 & PCIe 5.1 Ready, Native Dual-Color 12V-2x6 Cable, 10 Year Warranty

Quick View

MSI MAG A850GL PCIE5, Fully Modular Compact Gaming 850W Power Supply, 80+ Gold, ATX 3.1 & PCIe 5.1 Ready, Native Dual-Color 12V-2x6 Cable, 10 Year Warranty

$288^.96

Free Shipping

Quick View

ORA PRO G1 850 Fully Modular ATX Power Supply, 850W Cybenetics Gold Efficiency 148mm Quiet Fan, ATX 3.1, PCIe 5.1, 12V-2x6, Black

$216^.99

Free Shipping

Quick View

Upgrade DC 12-25V ATX Switch Mining PSU 24p mi ni ITX DC to ATX PC Power Supply On-Board Computer Bat*/tery 24V 250W(A-CPU 8p)

$179^.99

Free Shipping

Quick View

Athena Computer Power AP-MFATX30P8 Athena 300W Flex ATX Power Supply

$173^.99

Free Shipping

Quick View

300W Power Supply Mini ITX Flex ATX PSU Full Voltage 110-240V Fully Modular Computer Power Supplies for POS IPC Server Desktop PC Fits Small Form Factor Case Black

$108^.99

Free Shipping

Quick View

Vszerda Oculink SFF-8612 SFF-8611 4X to PCIE PCI-Express 16x Adapter with ATX 24pin Power Port for Graphics Card Mainboard

$31^.99

Free Shipping

Quick View

PSU for Silverstone ATX Non-Modular 80plus EU Game Mute Power Supply 500W Power Supply SST-ST50F-ES230

$196^.99

Free Shipping

Quick View

WLGQ ATX 3.0 12VHPWR 16Pin (12+4p) to 3X 8-Pin PCIe 5.0 Graphics Card Power Adapter, 600W, 180 Degree Aluminum Alloy (B Type/White)

$45^.99

$5.99 Shipping

Quick View

RAIDMAX RX-AESD Series Power Supply, ATX 3.1 & PCIe Gen 5 Ready, SI OEM Direct Cable Version, 80+ Gold, Brown Box Packaging, Reliable PSU for NVIDIA RTX 50 & AMD RX 90 Series (850, Watts)

$108^.99

Free Shipping

MSI MAG A650BN PCIE5 III, Non Modular Gaming 650W Power Supply, 80+ Bronze, Dual 12V-2x6 Cables, Server-Grade Capacitor, ATX 3.1 & PCIe 5.1 Ready, Low-Noise, Semi Digital, 5 Year Warranty

Quick View

MSI MAG A650BN PCIE5 III, Non Modular Gaming 650W Power Supply, 80+ Bronze, Dual 12V-2x6 Cables, Server-Grade Capacitor, ATX 3.1 & PCIe 5.1 Ready, Low-Noise, Semi Digital, 5 Year Warranty

$108^.99

Free Shipping

Quick View

b-GoldX 900W Semi Modular ATX 3.1, PCIe 5.1, 12VHPWR GPU Connector, 80+ Gold Efficiency Equivalent with APFC, OPP, SCP, OVP, UVP, OCP, SPD ATX Power Supply

$127^.99

Free Shipping

Quick View

b-GoldX 1200W Semi Modular ATX 3.1, PCIe 5.1, 12VHPWR GPU Connector, 80+ Gold Efficiency Equivalent with APFC, OPP, SCP, OVP, UVP, OCP, SPD ATX Power Supply

$152^.19

More options from $152.19

Free Shipping

Quick View

Aboiled 24Pin ATX Power Supply Module - 12V 200W DC to ATX Mini PC Host - Silent Fanless Design

$167^.99

Free Shipping

Quick View

600W Aluminum Active Computer Power Supply ATX PSU for 10 for Vista, Auto Thermally Controlled 120mm Fan, Overload Protection, Energy Efficient, High Current Output

$122^.99

Free Shipping

Quick View

xiwai PCIe 5.0 Power Modular Adapter to Four ATX 8P 16Pin(12+4) 12VHPWR Connector Down Angled 90 Degree for 4080 5090TI Graphics Card

$41^.99

$5.99 Shipping

Quick View

MSI MAG A850GL PCIE5, Fully Modular Compact Gaming 850W Power Supply, 80+ Gold, ATX 3.1 & PCIe 5.1 Ready, Native Dual-Color 12V-2x6 Cable, 10 Year Warranty

$288^.96

Free Shipping

Quick View

500W Full Modular 1U Flex ATX Power Supply 80 Plus Bronze Efficiency, Flex-500W

$162^.99

Free Shipping

Quick View

Vszerda PSU For Advantech ATX -5V 610L 250W Power Supply FSP250-60ATV(PF) FSP250-60GTV PS8-250ATX-ZE

$283^.99

Free Shipping

Quick View

AC for POS AIO System Desktop Gaming Server Small Form Factor (Flex ITX) Computer PSU Mini ITX/Flex ATX / 1U 400W Fully Modular Power Supply, Full Range Active PFC 110-264V

$121^.99

Free Shipping

Quick View

SilverStone Technology HELA 1300R Platinum ATX 3.0 / PCIe Gen 5 1300W Fully Modular Power Supply with Compact Dimensions, SST-HA1300R-PM

$430^.54

Free Shipping

Quick View

SilverStone Technology DA750R Gold 80 Plus Gold 750W ATX 3.0 & PCIe 5.0 Power Supply, SST-DA750R-GMA (SST-AX0750MCGD-C)

$219^.54

Free Shipping

Page 9/20

Find what you were looking for?

Power Adapters