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

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

Mon, 03 Aug 2026 23:22:04 -0400

A 495W desktop power supply pulled from enterprise hardware, the DPS-495CB-1 A is a practical option if you need a replacement unit for a compatible workstation or are building a budget system and want a reliable OEM part at a lower cost than a retail-boxed alternative. Buy Now at Newegg

Features

495W power capacity
Desktop power supply
Model: DPS-495CB-1 A

HP EliteDesk 800 G4 250W Power Supply PCH022 for $89

Mon, 03 Aug 2026 23:21:55 -0400

A direct replacement for the HP EliteDesk 800 G4 desktop, so if your current power supply has failed or you need a spare, this is the compatible unit to look for rather than hunting down a generic alternative. Buy Now at Newegg

Features

250W power output
Model: L08417-004

R525 G2 750W Power Supply for $173

Mon, 03 Aug 2026 23:21:30 -0400

A straightforward pick for anyone running or upgrading a mid-to-high-end desktop build, the 750W output gives you enough headroom for a discrete GPU and modern CPU without oversizing the unit. Buy Now at Newegg

Features

750W power output capacity
Model: SA5212L

Dell Optiplex Tower 300W Power Supply Unit for $97

Mon, 03 Aug 2026 23:20:39 -0400

A straightforward replacement for anyone whose Dell Optiplex tower has lost power or is showing signs of PSU failure, and sourcing an OEM-spec unit keeps you from having to verify compatibility with a third-party option. Buy Now at Newegg

Features

300W power output
Compatible with Optiplex 3060 3070 5090 7070 7080 7090
Model: H300EPS-00

ATX PC Power Supply Tester for $21

Mon, 03 Aug 2026 23:20:35 -0400

A handy diagnostic tool for anyone building or troubleshooting a desktop PC, letting you check whether your power supply is functioning without needing to have the whole system assembled. Buy Now at Newegg

Features

Tests 20 and 24 pin ATX power supplies
Measures 12V, 5V, 3.3V voltage outputs
LED indicators for instant status monitoring
Compatible with SATA and HDD power connectors
Model: 2023-07-17 4-15-12-097

Switching Power Supply RQ776-F1600-03 for $116

Mon, 03 Aug 2026 23:20:15 -0400

A switching power supply replacement like this is primarily useful if you're repairing or upgrading a specific system that requires this exact unit, so confirm your compatibility before buying. Buy Now at Newegg

Features

Model: RQ776-F1600-03

750W Power Supply for Dell PowerEdge R510 R910 T710 for $65

Mon, 03 Aug 2026 23:20:15 -0400

Designed for specific Dell PowerEdge server models, this 750W power supply is the kind of replacement part that's hard to find at a reasonable price outside of enterprise channels, making it worth noting if you're maintaining aging rack or tower server hardware. Buy Now at Newegg

Features

750W power output capacity
Model: 7001531-J000
Redundant server power supply compatibility
Reliable high-performance energy delivery
Industrial-grade hardware power solution

ATX Server Power Supply Breakout Board for Mining for $20

Mon, 03 Aug 2026 23:20:11 -0400

A breakout board like this is useful if you're running a multi-GPU mining rig and need to distribute power from a single ATX server PSU across several components without cobbling together adapters. Buy Now at Newegg

Features

24-pin to 8x 4-pin IDE power expansion
2x 6-pin GPU power connectors
Compatible with ATX server power supplies
Designed for CHIA, ETH, and BTC mining rigs
Stable multi-device power distribution

600W 1U Server Power Supply Unit for $70

Mon, 03 Aug 2026 23:19:34 -0400

A straightforward pick for anyone building or repairing a 1U rackmount server who needs a reliable PSU that fits the compact form factor without stepping up to a full-size unit. Buy Now at Newegg

Features

600W power output
1U server form factor
Model: TDPS-600CB B

Be Quiet! Dark Power Pro 650W Platinum Modular Power Supply for $165

Mon, 03 Aug 2026 23:19:33 -0400

Modular cabling keeps your build tidy by letting you run only the cables you actually need, and the Platinum efficiency rating means less wasted energy as heat. A solid pick for mid-to-high-end PC builds where noise and efficiency matter. Buy Now at Newegg

Features

80 PLUS Platinum efficiency
Fully modular cable design
Virtually inaudible Silent Wings fan
Overclocking key for single-rail operation
Model: DARK POWER PRO 650W

HP Pavilion Desktop 550-101a Power Supply for $80

Mon, 03 Aug 2026 23:19:13 -0400

Replacing a failed power supply in an HP Pavilion 550-101a is the main use case here, and this is a direct-fit unit for that specific model rather than a generic PSU you'd need to modify or adapt. Buy Now at Newegg

Features

Compatible with HP Pavilion 550-101a desktop
Single fan cooling system
Grey finish
Model: 550-101a

HP 420W Power Supply for DX2300 Series for $80

Mon, 03 Aug 2026 23:19:04 -0400

Designed as a direct replacement for HP DX2300 series desktops, this power supply is mainly useful if your existing unit has failed and you want to restore the system without hunting down a compatible third-party option. Buy Now at Newegg

Features

420W power supply capacity
Compatible with HP DX2300 series
Includes cooling fan
Model: 441390-001

FSP 300W Industrial Control Server Power Supply for $121

Mon, 03 Aug 2026 23:18:21 -0400

A straightforward pick for system builders or IT professionals working on industrial control systems, embedded computing setups, or small form factor servers that need a reliable, purpose-built PSU rather than a standard consumer unit. Buy Now at Newegg

Features

300W power output
Automatic wide voltage input
Industrial grade reliability
Server compatible power supply
Model: FSP300-60PLN

Cosel PLA15F-24 15W 24V Power Supply for $120

Mon, 03 Aug 2026 23:17:45 -0400

A compact 15W, 24V enclosed power supply from Cosel, a Japanese manufacturer known for industrial-grade components — this is the kind of part engineers and hobbyists reach for when they need a reliable, spec-compliant PSU for automation equipment, embedded systems, or custom electronics builds. Buy Now at Newegg

Features

15W power output
24V DC output voltage
Universal 100-240V AC input
Elevator-specific power supply design
Model: PLA15F-24

Dell 180W Computer Power Supply for $34

Mon, 03 Aug 2026 23:17:14 -0400

A straightforward pick for anyone replacing a failed or underpowered PSU in a Dell desktop, particularly older small form factor models that require a proprietary connector and wattage spec rather than a standard ATX unit. Buy Now at Newegg

Features

180W total power output
Model: D3YCN

MZ 350W 36V and 12V Power Supply for $67

Mon, 03 Aug 2026 23:16:31 -0400

A solid option if you're building or upgrading a system that needs both 36V and 12V outputs from a single unit, which can simplify wiring in certain custom or industrial setups. Buy Now at Newegg

Features

350W power output
36V and 12V dual voltage
Powers 4x100W LED audience lights
Reliable power supply for lighting rigs
Model: MZ

HP 385W Server Power Supply for $254

Mon, 03 Aug 2026 23:15:58 -0400

A reliable option if you're building or maintaining a server and need a power supply from a known enterprise brand without sourcing it through commercial IT channels. Buy Now at Newegg

Features

385W power output
Model: 466610-001

240W Small Form Factor Power Supply for HP Pro and Elite Computers for $175

Mon, 03 Aug 2026 23:15:53 -0400

Designed as a direct replacement for the power supply units found in HP Pro and Elite small form factor desktops, this is a straightforward option if your original PSU has failed and you want a compatible swap without hunting for specs. Buy Now at Newegg

Features

240 Watt power output
Compatible with Pro 6000 6005 6200 series
Fits Elite 8000 8100 8200 SFF systems
Model: 503376-001

Dell X7C1K GPU Power Supply Module Expansion Board for $56

Mon, 03 Aug 2026 23:15:04 -0400

A straightforward solution for Dell workstation or server owners who need to add GPU power capacity without replacing the entire power supply unit. Buy Now at Newegg

Features

Model: 0X7C1K
GPU power supply module expansion board
Compatible with PowerEdge T630 servers
Compatible with PowerEdge T640 servers

Dell 260W Power Supply Unit for $186

Mon, 03 Aug 2026 23:14:52 -0400

A straightforward upgrade or replacement option for Dell desktop owners whose original PSU has failed or whose system needs more wattage to support added components like a discrete GPU. Buy Now at Newegg

Features

260W power output
Compatible with Dell 3050, 3060, 5060, 7060
Model: L260EBM-00