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

Emacs 500W 1U Switching Power Supply for $282

Wed, 29 Jul 2026 23:09:34 -0400

A solid pick if you're building or repairing a 1U rackmount system and need a compact, low-profile PSU that fits the form factor without requiring a full-size unit. Buy Now at Newegg

Features

Pre-tested functionality before shipping

Dell PowerEdge R905 1,100W Switching Power Supply for $336

Wed, 29 Jul 2026 23:09:33 -0400

A server-grade replacement PSU that fits the R905 chassis, so if you're maintaining or upgrading existing Dell PowerEdge rack infrastructure, this is a straightforward way to add redundancy or replace a failed unit without sourcing through enterprise channels. Buy Now at Newegg

Features

Pre-tested functionality before shipping

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

Wed, 29 Jul 2026 23:09:29 -0400

A direct replacement for the Dell XPS 8910, 8920, and 8930 desktops, this 460W unit is worth looking at if your original power supply has failed and you want a compatible swap without hunting down specs yourself. Buy Now at Newegg

Features

460W power supply output
Compatible with XPS 8910 8920 8930
Model: D460AM-03
Replaces GJXN1 0GJXN1
Switching power supply adapter

Oiaglh 300W Power Supply for X3250 M4 M3 M5 for $156

Wed, 29 Jul 2026 23:09:20 -0400

A direct replacement power supply for IBM/Lenovo X3250 M3, M4, and M5 servers, so it's mainly useful if you're maintaining or repairing one of those specific units and need a compatible 300W swap-in. Buy Now at Newegg

Features

300W power supply capacity
Compatible with X3250 M4, M3, M5 servers
Supports 1U form factor rack systems
Replaces FSA008 and FSA049 power units
Model: 69Y5537

ASRock CL-750B 750W Bronze Power Supply for $50

Wed, 29 Jul 2026 23:09:12 -0400

A 750W Bronze-rated PSU from ASRock at $50 covers most mid-range PC builds comfortably, and at $35 off the $85 list price, it's a reasonable option if you're budgeting a new build or replacing a failing unit. Buy Now at Newegg

Features

80 PLUS Bronze efficiency
PCIe 5.1 ready 12V-2x6 connector
120mm golf-blade cooling fan
Built-in 5V boost function
Reliable 5-year warranty

HP G9 750W Power Supply for $182.50

Wed, 29 Jul 2026 23:09:05 -0400

A 750W PSU is enough headroom for most mid-to-high-end builds, and the HP G9 line is an enterprise-grade unit, which generally means tighter voltage regulation and longer component life than a typical consumer supply at this price range. Buy Now at Newegg

Features

750W power output capacity
High-efficiency server-grade power supply
Compatible with HP ProLiant systems
Model: 736614-101

QNAP 250W Delta Power Supply for $176

Wed, 29 Jul 2026 23:08:57 -0400

A direct replacement for failed or aging power supplies in compatible QNAP NAS units, which makes it a straightforward buy if your current PSU is showing signs of failure and you want to stick with an OEM part rather than a third-party alternative. Buy Now at Newegg

Features

Model: PWRPSU250WDT02

HP Z4 G4 Workstation 750W Power Supply for $298

Wed, 29 Jul 2026 23:08:47 -0400

A workstation power supply upgrade worth knowing about if your HP Z4 G4 is showing signs of power instability or you're adding components that push beyond your current unit's capacity. Buy Now at Newegg

Features

Pre-tested functionality before shipping

NF5270 5460M4 Server Power Supply for $162.20

Wed, 29 Jul 2026 23:06:06 -0400

A server power supply replacement for the NF5270 5460M4, which means this is a fairly specific part — useful if you're maintaining or repairing that particular server model and need a direct replacement rather than sourcing a generic unit. Buy Now at Newegg

Features

Compatible with NF5270 5460M4 servers
Model: YZCA-00372-102

Weihua 5V 40A 200W Power Supply for $173

Wed, 29 Jul 2026 23:04:15 -0400

Useful if you're powering LED strips, 3D printers, or other DC electronics that need a stable 5V supply with enough amperage to run multiple components at once. Buy Now at Newegg

Features

5V voltage output
40A current capacity
200W total power output
Model: HW-200W-05

Samsung BN44-01073A Power Supply Board for $139

Wed, 29 Jul 2026 23:03:59 -0400

A direct replacement part for compatible Samsung TVs when the power supply board fails, which is usually the culprit behind a TV that won't turn on or shows no picture despite having power. Buy Now at Newegg

Features

Fully functional item with minor cosmetic defects

Goldpower GPR4830A Power Supply for $437

Wed, 29 Jul 2026 23:03:51 -0400

A straightforward option for anyone building or upgrading a system who needs a reliable ATX power supply without overcomplicating the selection process. Buy Now at Newegg

Features

Model: GPR4830A

500W 1U Flex Desktop PC Power Supply for $95.80

Wed, 29 Jul 2026 22:54:28 -0400

A compact 1U flex form factor makes this useful if you're building or upgrading a small form factor or low-profile desktop where a standard ATX unit won't physically fit. Buy Now at Newegg

Features

500W power output
1U small form factor
Fully modular cable design
Compatible with ITX MINI cases
Model: FLEX 500W

Asus ROG Thor 1600W Titanium III Power Supply for $1,283.21

Wed, 29 Jul 2026 22:23:36 -0400

A 1600W PSU is overkill for most builds, but if you're running a high-end GPU and CPU combo, overclocking heavily, or planning a dual-GPU workstation setup, having that headroom means you're not pushing the unit anywhere near its limits. The Titanium efficiency rating also means less wasted energy as heat compared to Gold or Platinum-rated units. Buy Now at Newegg

Features

GaN transistors for high-efficiency power conversion
GPU-First voltage regulation for faster power delivery
Power Turbo Mode for increased output performance
ATX 3.1 support for modern high-performance hardware
80 PLUS Titanium certification for optimal energy efficiency

320W Desktop Power Supply for $70

Wed, 29 Jul 2026 00:26:14 -0400

A straightforward pick for anyone building or repairing a budget desktop PC who needs a reliable replacement PSU without paying for wattage they won't use. Buy Now at Newegg

Features

320W total power output
Desktop form factor
Model: D10-320P2A

580W Power Supply Unit HB-PCM01-580-AC for $456.90

Wed, 29 Jul 2026 00:25:47 -0400

Designed as a direct replacement for specific systems rather than a general-purpose PSU, this 580W unit is worth bookmarking if you're tracking down a compatible power supply for a proprietary build where standard ATX options won't fit. Buy Now at Newegg

Features

580W power supply
Model: 7043627

EVGA SuperNOVA 650 G+ 650W Gold Fully Modular Power Supply for $209

Wed, 29 Jul 2026 00:25:41 -0400

A fully modular design means you only connect the cables your build actually needs, which keeps airflow cleaner and cable management much simpler than with non-modular units. The 80 Plus Gold efficiency rating puts it in a solid range for mid-range to high-end PC builds where you want reliable, efficient power without paying for more wattage than you'll use. Buy Now at Newegg

Features

80 PLUS Gold certified efficiency
Fully modular cable design
135mm Fluid Dynamic Bearing fan
Comprehensive heavy-duty power protections
10-year warranty with reliable Japanese capacitors

HP 240W Power Supply for ProDesk 400 600 800 G1 G2 SFF for $70

Wed, 29 Jul 2026 00:24:56 -0400

A direct replacement for HP ProDesk 400, 600, and 800 G1/G2 SFF systems that need a power supply swap, whether yours has failed or you're upgrading components that demand more wattage. Buy Now at Newegg

Features

240W power capacity
Supports ProDesk 400, 600, 800 G1, G2 SFF
Model: 702307-001

700W PC Desktop Power Supply for $146

Wed, 29 Jul 2026 00:24:44 -0400

A straightforward upgrade for anyone building or repairing a mid-range desktop PC, especially if your current unit is underpowered for a dedicated GPU. Buy Now at Newegg

Features

700W total power output
Supports 110V and 220V input
Powers up to 24 hard drives
Designed for crypto mining workloads
Compatible with HDD and SSD storage

Dell 460W Power Supply Unit for $244

Wed, 29 Jul 2026 00:24:27 -0400

A straightforward upgrade or replacement option for Dell workstation and tower users who need more headroom for power-hungry components like discrete GPUs or additional drives. Buy Now at Newegg

Features

460W power output
Compatible with Dell XPS 8000-8930
Model: D460AM-01
Model: HU460AM-00
Model: AC460AD-00