Newegg Case Power Supply Deals & Case Power Supplies for Sale

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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