DealNews - Best Newegg Case Power Supply Deals & Case Power Supplies for Sale

Dell 950W Workstation Power Supply for T5820 T7820 T7920 for $200

Fri, 18 Sep 2026 23:23:41 -0400

Fits nicely for anyone running a Dell T5820, T7820, or T7920 workstation and needs a direct replacement power supply without hunting down a compatible aftermarket unit. It's a straightforward pick if your original PSU has failed or you're upgrading components that draw more power. Buy Now at Newegg

Features

950W power output
Compatible with Dell T5820, T7820, T7920 workstations
Model: CXV28

460W Power Supply for Dell XPS 8910 8920 8930 for $146

Fri, 18 Sep 2026 23:23:33 -0400

Anyone replacing a failing power supply on an older Dell XPS desktop can drop this in without hunting for the exact discontinued OEM part, since it's built to match the 8910, 8920, and 8930 towers directly. Buy Now at Newegg

Features

460W power output
Compatible with XPS 8910, 8920, 8930
Model: D460AM-03
Standard ATX form factor
Replacement switching power supply

DPS-495CB-1A 495W Desktop Power Supply for $170

Fri, 18 Sep 2026 23:23:23 -0400

This power supply suits anyone building or repairing a desktop who needs a reliable 495W replacement unit without paying for features they won't use. It's a straightforward pick for standard office or home builds rather than high-end gaming rigs with power-hungry components. Buy Now at Newegg

Features

495W power output
Desktop form factor
Model: DPS-495CB-1 A

Acbel 875W Switching Power Supply for $850

Fri, 18 Sep 2026 23:22:53 -0400

Worth a look if you're building or upgrading a system that needs steady, high-wattage power for demanding components like a strong GPU or multiple drives, and Newegg carries it for those piecing together their own rig. Buy Now at Newegg

Features

875W power output capacity
High-efficiency switching power design
Model: FSD001 071-000-602-01

Dell Studio One 1909 130W Computer Power Supply for $42

Fri, 18 Sep 2026 23:22:48 -0400

Handy for anyone whose Studio One 1909 desktop is losing power or won't stay on, since a failing PSU is often the actual culprit behind those issues. Newegg's listing gives you a direct replacement without hunting for compatible aftermarket options. Buy Now at Newegg

Features

130W power output
Compatible with Dell Studio One 1909
Includes 30-day parts warranty
Includes 30-day labor warranty
Model: H109R

Dell 550W Switching Power Supply for R320 R420 for $60.50

Fri, 18 Sep 2026 23:22:09 -0400

Handy for anyone maintaining Dell R320 or R420 servers, since it's a direct-fit replacement for a failed power supply rather than a generic swap that may not seat or connect properly. Buy Now at Newegg

Features

550W power output
Compatible with R320 and R420 servers
L550E-S0, D550E-S0, DPS-550MB A compatible
Model: RYMG6

Dell 350W Power Supply for R530 T330 Servers for $108

Fri, 18 Sep 2026 23:21:58 -0400

Small business IT admins keeping older Dell R530 or T330 servers running will want this on hand as a replacement or backup, since finding compatible power supplies for these specific models gets harder as they age. Buy Now at Newegg

Features

350W power output
AC350E-S0, HMNXX, D350E-S3 V13CW compatibility
Model: R530 T330

HP Z210 Power Supply 400W for $114

Fri, 18 Sep 2026 23:21:48 -0400

Handy as a replacement or backup for the HP Z210 workstation, useful if your original power supply has failed or you're building out a spare unit and need a reliable 400W match. Buy Now at Newegg

Features

Model: 611482-001
Compatible with 4300 Z210 power supply

Gamemax 1,050W 80 Plus Gold Fully Modular RGB Power Supply for $359

Fri, 18 Sep 2026 23:21:09 -0400

Worth a look if you're building a high-wattage rig and want fully modular cables to keep the case clean, with 80 Plus Gold certification for solid efficiency under load. The RGB lighting is a nice bonus for anyone with a windowed case who wants the build to look as good as it runs. Buy Now at Newegg

Features

1050W power output
80 Plus Gold certified efficiency
Fully modular cable design
Silent fan operation
Model: RGB-1050

DPS-200PB-129 A Power Supply for $101

Fri, 18 Sep 2026 23:19:35 -0400

Anyone building or repairing a server setup will want a dependable replacement PSU on hand, and this one gives you a straightforward option without hunting for an exact factory match. Buy Now at Newegg

Features

Model: DPS-200PB-129 A

180W ATX Power Supply for $136

Fri, 18 Sep 2026 23:19:02 -0400

Small form factor builds and budget desktops running basic components are where this makes sense, since 180W won't handle a dedicated graphics card or high-end processor. Newegg has it if you're replacing a dead stock PSU or building something lightweight without extra power demands. Buy Now at Newegg

Features

180W power output
ATX form factor
Model: 759768-001

700W PC Desktop Power Supply for $146

Fri, 18 Sep 2026 23:18:25 -0400

Handy for building or upgrading a desktop that needs steady, reliable wattage for mid-to-high-end components like a dedicated graphics card and multiple drives. Buy Now at Newegg

Features

700W total power output
Supports 110V and 220V inputs
Powers up to 24 hard drives
Optimized for Chia coin mining
Stable power for HDD and SSD arrays

Dell Alienware 460W Video Card Dock Power Supply for $202

Fri, 18 Sep 2026 22:53:48 -0400

Anyone running a power-hungry GPU that's outgrown its case will want this dock, since it lets you power the card externally without needing a full second PSU setup. Buy Now at Newegg

Features

460W power output
Dell Alienware compatibility
Model: HU460AM-00

EliteDesk 800 G4 250W Power Supply for $89

Thu, 17 Sep 2026 23:18:09 -0400

Handy for anyone running an EliteDesk 800 G4 that's lost power or needs a spare on hand, since finding an exact replacement PSU for this specific model can otherwise be a hassle. Newegg has it if you want to skip the guesswork of matching connectors and wattage yourself. Buy Now at Newegg

Features

250W power output
Model: L08417-004

PWS-2K04A-1R 2,000W Redundant Server Power Supply Module for $170

Thu, 17 Sep 2026 23:17:24 -0400

Data centers and server admins who need failover protection will get the most out of this, since the redundant design keeps systems running even if one power supply fails. It's a practical swap for anyone building or maintaining server infrastructure where downtime isn't an option. Buy Now at Newegg

Features

2000W power capacity
Redundant power supply architecture
Model: PWS-2K04A-1R

Juniper SSG520/SSG550-DC Switching Power Supply for $182.50

Thu, 17 Sep 2026 23:17:14 -0400

Networking pros managing enterprise-grade Juniper SSG520/SSG550 setups will want this on hand as a reliable replacement or backup for DC power supply failures, keeping critical infrastructure from going down unexpectedly. Buy Now at Newegg

Features

Model: YM-7421E
Compatible with SSG520, SSG550-DC
Switching power supply architecture
Designed for 3Y hardware systems

HP JL085A 250-Watt Power Supply for HPE 3810M Switch for $251.70

Thu, 17 Sep 2026 23:17:05 -0400

Worth grabbing as a backup or replacement unit if you're running an HPE 3810M switch and want to keep redundant power on hand in case one supply fails. Buy Now at Newegg

Features

250 Watt power capacity
Designed for HPE 3810m switch
Model: JL085A

Oiaglh 600W Power Supply for Z420 for $109

Thu, 17 Sep 2026 23:17:02 -0400

Anyone running a Dell Precision or similar Z420 workstation that needs a reliable replacement for a failed or underpowered unit will find this a straightforward match, since it's built to the exact specs the system requires. Newegg carries it as a direct fit, so you won't need to hunt down adapters or modify your case to get it installed. Buy Now at Newegg

Features

600W power output
Z420 workstation compatibility
Switching power supply efficiency
Model: 623193-001
DPS-600UB reliability

584W Power Supply for $213

Thu, 17 Sep 2026 23:16:34 -0400

A solid pick if your build needs steady, reliable wattage without the overkill of a higher-capacity unit, especially for mid-range setups that don't demand extreme headroom. Newegg's listing makes it easy to slot into a budget-conscious build without sacrificing basic efficiency standards. Buy Now at Newegg

Features

584W power supply capacity
Model: 0Y5W2H

HP 1,200W DPS-1200FB A Server Power Supply for $72

Thu, 17 Sep 2026 23:16:33 -0400

Data center or server-room upgrades are where this makes sense, especially if you're maintaining older HP hardware and need a reliable replacement without hunting down a full new unit. Buy Now at Newegg

Features

1200W power capacity
Compatible with DL580 G5 servers
Model: 438202-002
Designed for high-performance mining
Standardized DPS-1200FB A form factor