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

Enhance FLEX 350W 1U Power Supply for $135

Fri, 31 Jul 2026 23:08:12 -0400

A 1U form factor PSU is a fairly specific buy, so this is mainly useful if you're building or upgrading a compact rackmount or small form factor system that can't fit a standard ATX unit. At 350W, it handles light server or workstation loads without taking up more space than necessary. Buy Now at Newegg

Features

Pre-tested functionality before shipping

HP Z420 600W Power Supply for $131

Fri, 31 Jul 2026 23:08:11 -0400

A straightforward upgrade path for anyone running an HP Z420 workstation who needs to replace a failing PSU or add headroom for more demanding components, since this is a direct OEM fit rather than a generic alternative. Buy Now at Newegg

Features

Pre-tested functionality before shipping

Hanker 200W DPS-200PB-205A DVR and NVR Power Supply for $182

Fri, 31 Jul 2026 23:07:58 -0400

A direct replacement for DVR and NVR systems that use the DPS-200PB-205A form factor, so it's primarily useful if your security recorder's power supply has failed and you need a like-for-like swap rather than a full unit replacement. Buy Now at Newegg

Features

200W power supply capacity
Model: DPS-200PB-205A

220W Power Supply Adapter for $57

Fri, 31 Jul 2026 23:07:57 -0400

Useful if your desktop PC or workstation is showing signs of an underpowered or failing PSU, or if you're building a mid-range system and need a reliable wattage buffer for your components. Buy Now at Newegg

Features

220W power supply output
Model: DPS-220UB A

FSP Hydro Ti PRO 1,000W 80 Plus Titanium ATX 3.1 PCIe 5.1 Fully Modular Power Supply for $244.90

Fri, 31 Jul 2026 23:07:53 -0400

The Hydro Ti PRO carries an 80 Plus Titanium rating, which is the highest efficiency tier available and means less wasted energy as heat compared to Gold or Platinum units, relevant if your PC runs under heavy load for long periods. At $245, it's $15 off the $260 list price. Buy Now at Newegg

Features

ATX 3.1 and PCIe Gen 5.1 compliant power delivery
80 Plus Titanium efficiency over 94 percent
Fully modular cabling for improved airflow
12V-2x6 cable supports latest graphics cards
Lambda A++ certified silent operation

Quanhan ATX-600PNR 600W Industrial Control Power Supply for $103

Fri, 31 Jul 2026 23:07:43 -0400

A solid pick if your setup requires a dedicated industrial-grade ATX power supply, particularly for automation systems, CNC machines, or other control hardware that needs stable, regulated power output. Buy Now at Newegg

Features

600W maximum power output
500W rated continuous power
ATX form factor compatibility
Reliable industrial-grade power delivery
Model: ATX-600PNR-1

Powerup 300W Server Power Supply for $383

Fri, 31 Jul 2026 23:07:35 -0400

A repurposed server PSU that outputs 300W of clean, stable power, which makes it a practical option for PC builders, DIY electronics projects, or anyone who needs a reliable bench power supply on the cheap. Buy Now at Newegg

Features

300W power output
Server-grade power supply
Compatible with DPS-300AB-81 A
Model: DPS-300AB-81 A

Vinpower Digital 450W Switching Power Supply for $692

Fri, 31 Jul 2026 23:07:14 -0400

A straightforward replacement option for anyone building or repairing a desktop PC who needs a reliable mid-range power supply without spending on features they don't need. Buy Now at Newegg

Features

110V/220V dual voltage compatibility
450W power output
Compatible with Vinpower Digital SD-500U, SD-600U
Model: SD-500U

Artesyn DS650DC-3 650W Power Supply for $355

Fri, 31 Jul 2026 23:07:04 -0400

A 650W DC-input power supply, the DS650DC-3 is built for telecom, industrial, and data center environments where AC mains power isn't available — not a typical consumer unit. Newegg has it listed, which is one of the few places you'd find this type of specialty hardware outside of enterprise procurement channels. Buy Now at Newegg

Features

650W power output
12V 53A DC power
Input voltage -40-60V DC
Model: DS650DC-3

KZ-U1224 12V 24V Power Supply for LED Moving Head Light 10-Pack for $172

Fri, 31 Jul 2026 23:07:03 -0400

Buying moving head lights in bulk usually means sourcing power supplies separately, and this 10-pack covers both 12V and 24V compatibility, which saves you from needing two different units on hand for mixed setups. Buy Now at Newegg

Features

12V and 24V dual voltage output
Compatible with mini LED moving head lights
10-piece bulk value pack
Model: KZ-U1224

IBM Power P740 1,725W Power Supply for $200

Fri, 31 Jul 2026 23:07:00 -0400

A high-wattage replacement or redundant power supply for IBM Power P740 servers, so it's relevant if you're maintaining or expanding that specific enterprise hardware in your data center. Buy Now at Newegg

Features

1725W total power output
Model: 00E7187
Model: 74Y8677
Model: 74Y5985
Model: 74Y9082

RH5885H V3 EPW2000-12A Power Supply for $182.50

Fri, 31 Jul 2026 23:06:52 -0400

Newegg has the RH5885H V3 EPW2000-12A Power Supply listed for those running or building out server infrastructure — this is a 2000W enterprise-grade unit designed for high-density rack servers, not a consumer desktop PSU. Buy Now at Newegg

Features

Model: EPW2000-12A
2000W power output
RH5885H V3 server compatibility
High efficiency power conversion
Rackmount form factor

XW8200 Workstation 600W Power Supply for $162.20

Fri, 31 Jul 2026 23:06:41 -0400

Upgrading or replacing the power supply in an HP XW8200 workstation is tricky since these older towers require a specific form factor, and this 600W unit is built to fit that chassis without modification. Buy Now at Newegg

Features

600W power output
Model: 345526-003
Compatible with XW8200 workstations
Durable DPS-600NB A design
Reliable internal power supply

Sun T5220 and T5440 760W Switching Power Supply for $290

Fri, 31 Jul 2026 23:06:36 -0400

Replacement power supplies for Sun T5220 and T5440 servers are genuinely hard to source, making this a useful find if you're maintaining aging Sun/Oracle hardware in a lab or data center environment. Newegg has this listed, which is worth noting since enterprise server parts at this vintage don't show up through many channels. Buy Now at Newegg

Features

760W high-capacity power output
Compatible with Sun T5220 and T5440 servers
Reliable switching power supply architecture
Replacement for 300-2299-01 and 300-2233-0
Model: AWF-2DC-760W

FSP Twins Pro 500W Redundant Power Supply for $250

Fri, 31 Jul 2026 23:06:30 -0400

Redundant power supplies use two units in tandem so that if one fails, the other takes over without any downtime, which makes this a practical pick for servers, NAS builds, or any system where unexpected shutdowns would cause real problems. Buy Now at Newegg

Features

500W power output
80 Plus Gold efficiency certification
Hot-swappable module design
Complies with ATX 12V and EPS 12V standards
Meets UL 62368 safety standards

Sun 490W AC Power Supply for $503

Fri, 31 Jul 2026 23:06:29 -0400

Designed for Sun/Oracle server systems, this is the kind of component you'd need when replacing a failed PSU in a 490W-rated rack unit rather than building from scratch. Buy Now at Newegg

Features

Refurbished condition
Pre-tested for full functionality

Juniper JPSU-650W-AC-AFI 650W Power Supply for $490

Fri, 31 Jul 2026 23:06:20 -0400

A straightforward pick for network administrators or IT teams running Juniper equipment who need a spare or replacement PSU, particularly if your setup requires AC input with airflow intake (AFI) orientation. Buy Now at Newegg

Features

Model: JPSU-650W-AC-AFI
650W power output
AC power supply unit
Juniper hardware compatibility

HDS HP XP24000 XP20000 Power Supply for $220

Fri, 31 Jul 2026 23:06:17 -0400

Designed for enterprise-level HP and Hitachi storage arrays, this replacement power supply is a fairly niche component that only matters if you're maintaining aging XP20000 or XP24000 infrastructure and need a spare or failed unit replaced. Buy Now at Newegg

Features

Refurbished condition
Pre-tested for full functionality

AP-RRU1ATX308S62 300W 1U Redundant Power Supply for $644

Fri, 31 Jul 2026 23:05:46 -0400

A redundant power supply swap-in for 1U rackmount servers where uptime matters, so if one unit fails the system keeps running without intervention. Worth having on hand if you're running servers in environments where downtime carries a real cost. Buy Now at Newegg

Features

300W maximum combined output
Hot-swap functionality for continuous operation
Smart power monitoring via PSMC
Comprehensive OCP, OVP, OPP, UVP, OTP, SCP protections
80 Plus energy efficiency certification

240W Power Supply for Lenovo ThinkCentre M70E M71E M72E M81 M91 M90P for $39

Fri, 31 Jul 2026 23:05:40 -0400

A direct replacement for Lenovo ThinkCentre desktops like the M70E, M71E, M72E, M81, M91, and M90P, this power supply suits anyone whose unit has a failing or dead PSU and wants to avoid the cost of a full system replacement. Buy Now at Newegg

Features

240W power output
24-pin and 4-pin motherboard connectors
Compatible with ThinkCentre M70E M71E M72E M81 M91 M90P
Model: PS-5241-02