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

LCD ATX Power Supply Tester for $41

Mon, 10 Aug 2026 23:24:02 -0400

Handy for anyone who builds or troubleshoot PCs and wants a quick way to confirm a power supply is functioning without having to install it in a system first. Buy Now at Newegg

Features

Tests 20 and 24 pin ATX power supplies
Measures SATA and HDD voltage output
Verifies ATX and BTX power connections
Digital display for accurate voltage readings
Compact handheld power supply diagnostic tool

Delta 460W DPS-460KB J Switching Power Supply for $326

Mon, 10 Aug 2026 23:23:57 -0400

A solid option if you're looking to replace or upgrade the power supply in a workstation or server build, particularly since Delta is a well-regarded OEM supplier for major system manufacturers. At 460W, it covers most mid-range builds without overprovisioning. Buy Now at Newegg

Features

460W power output
Delta switching power supply
Model: DPS-460KB J

FSP FSP400-60APN 400W ATX Power Supply for $101

Mon, 10 Aug 2026 23:23:46 -0400

A solid option if your desktop PC build calls for a reliable, no-frills 400W ATX power supply without paying for headroom you won't use — FSP is a well-regarded OEM manufacturer that supplies components to many name-brand system builders. Buy Now at Newegg

Features

Model: FSP400-60APN
400W ATX power capacity
Standard ATX form factor

2,360W Server Power Supply for $207

Mon, 10 Aug 2026 23:23:31 -0400

A high-wattage server PSU like this suits homelab builders, mining rigs, or anyone running power-hungry workloads that standard consumer units can't reliably handle. Buy Now at Newegg

Features

2360W power output
Compatible with Z2360P-00 C109D M1000E servers
Model: 7001333-J100

850W RGB ATX Power Supply for $102

Mon, 10 Aug 2026 22:17:01 -0400

Suited for mid-to-high-end PC builds that need reliable headroom for power-hungry GPUs and CPUs, with RGB lighting if aesthetics inside your case matter to you. Buy Now at Newegg

Features

850W continuous power output
1200W peak power capacity
Bivolt 220V compatibility
ATX standard form factor
20/24 pin motherboard connector

Juniper Networks JPSU-350-AC-AFI Power Supply for $350

Sun, 09 Aug 2026 23:18:47 -0400

A rack or data center operator running Juniper switching or routing hardware will need this if a power supply unit fails or they're adding redundancy to an existing setup. Buy Now at Newegg

Features

Model: JPSU-350-AC-AFI

AcBel 400W PCD023 Switching Power Supply for $118

Sun, 09 Aug 2026 23:18:06 -0400

A straightforward option for desktop PC builders or repair projects that need a reliable 400W ATX power supply without spending much, particularly useful if you're replacing a failed unit in an older or budget build. Buy Now at Newegg

Features

400W power output
6-pin and 8-pin video card connectors
Model: PCD023

Delta Electronics DPSN-30BP C Power Supply for $43

Sun, 09 Aug 2026 23:11:40 -0400

A compact internal power supply worth considering if you're repairing or replacing a failed unit in a compatible system, particularly for those maintaining older Dell or similar OEM hardware that requires a proprietary form factor. Buy Now at Newegg

Features

Telecom grade power reliability
Delta Electronics power conversion efficiency
Standardized networking power compatibility
Model: DPSN-30BP C

API 360W Server Power Supply for $170

Sun, 09 Aug 2026 23:07:57 -0400

A solid option if your home lab or workstation runs multiple drives, GPUs, or other power-hungry components and you need a reliable way to add or replace a server-grade PSU without paying enterprise prices. Buy Now at Newegg

Features

360W power output
Model: API1PC36 PSCF401601B(C) 614-0224

HP 300W ATX Switching Power Supply for $207

Sun, 09 Aug 2026 23:07:50 -0400

A straightforward option for anyone building or repairing a budget desktop PC where power demands are modest — 300W covers basic office or home builds without discrete graphics cards. Buy Now at Newegg

Features

300W power output
ATX form factor
Model: 835486-001

HP 2,450W Server Power Supply for $135

Sun, 09 Aug 2026 23:07:14 -0400

A high-wattage server PSU like this suits homelab builders, data center operators, or anyone running power-hungry workloads across multiple drives, GPUs, or networking equipment. Keep in mind you'll likely need a breakout board to use it outside a server chassis. Buy Now at Newegg

Features

2450W power output
Model: 570493-301

550W Flex 1U Modular ATX Power Supply for $156

Sun, 09 Aug 2026 23:06:42 -0400

A modular design means you only connect the cables you actually need, which keeps your build cleaner and airflow less cluttered — useful if you're working in a compact 1U or small form factor case where cable management is already a challenge. Buy Now at Newegg

Features

550W power output
Flex 1U form factor
80 Plus efficiency rating
Fully modular cabling
Server and workstation compatible

Dell R230 250W Server Power Supply for $101

Sun, 09 Aug 2026 23:06:23 -0400

A straightforward pick for anyone repairing or upgrading a Dell R230 rack server, since sourcing OEM replacement power supplies for aging server hardware can be tricky and this keeps you within Dell's original spec. Buy Now at Newegg

Features

250W output power
Compatible with R230 servers
Replaces 0P59VM and 09J6JG
Model: D250E-S0

RD1202500-C55-93GB 12V 2.5A Power Supply for $136

Sun, 09 Aug 2026 23:06:11 -0400

A straightforward pick for anyone needing a reliable 12V 2.5A power supply to replace or supplement a compatible device, particularly useful when an original adapter has failed and you need a direct spec match. Buy Now at Newegg

Features

12V 2.5A power output
Model: RD1202500-C55-93GB

Apexgaming AG-750M V2 750W 80 Plus Gold Modular Power Supply for $114

Sun, 09 Aug 2026 23:06:10 -0400

A modular design means you only connect the cables your build actually needs, which keeps airflow cleaner and cable management simpler — useful whether you're doing a first build or upgrading an older system. At 750W with an 80 Plus Gold efficiency rating, it covers most mid-range to high-end gaming builds without overpaying for headroom you won't use. Buy Now at Newegg

Features

750Watt power output
80PLUS Gold efficiency rating
Fully modular cable design
Model: AG-750M V2

Oiaglh 150W 1U Switching Power Supply for Emacs Advantech for $234

Sun, 09 Aug 2026 23:05:50 -0400

Rack-mounted industrial systems running Emacs or Advantech hardware sometimes need a direct replacement power supply rather than a workaround, and this 150W 1U unit is built specifically for that compatibility. Newegg has it listed if you're sourcing parts for those platforms. Buy Now at Newegg

Features

150W output power
1U compact form factor
Switching power supply architecture
Model: P1U-6150P

2,400W ATX Mining Power Supply Unit for $182

Sun, 09 Aug 2026 23:05:45 -0400

Designed for multi-GPU mining rigs or other high-draw builds that need sustained wattage well beyond what standard desktop PSUs can deliver, this 2,400W unit gives you the headroom to run demanding hardware without tripping over power limits. Buy Now at Newegg

Features

2400W high-capacity power output
Supports up to 16 6+2pin GPU connections
Optimized for BTC Antminer S7 S9 mining
ATX standard form factor compatibility
Reliable high-wattage power supply unit

Cooler Master GX650 650W 80 Plus Bronze Power Supply for $199

Sun, 09 Aug 2026 23:05:22 -0400

Reliable enough for a mid-range gaming build, the GX650 gives you 650W with 80 Plus Bronze efficiency, which keeps heat and power waste low without paying for the higher-tier Gold or Platinum ratings. Buy Now at Newegg

Features

650W power output
80 Plus Bronze certified efficiency
Silent fan operation
Gaming-grade power delivery
Model: RS650-ACAAB1-CN

HP 1,200W AC Power Supply for $86.10

Sun, 09 Aug 2026 23:05:16 -0400

A high-wattage replacement or redundant power supply suited for HP servers or workstations that need a reliable 1,200W unit, particularly in data center or small business rack setups where downtime is costly. Buy Now at Newegg

Features

1200W power output
1 year limited parts warranty
1 year limited labor warranty
Model: 500172-B21

Lenovo 750W Server Power Supply for $123

Sun, 09 Aug 2026 23:05:04 -0400

A server power supply replacement worth knowing about if you're running or building out a Lenovo rack server and need a reliable spare or upgrade to handle heavier workloads. Buy Now at Newegg

Features

750W power output
Compatible with SR550, SR650, SR590 servers
Model: 02JG628