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Power Supplies under $75

All Power Supplies

5 power supplies under $75 from Rosewill, MSI, Thermaltake and more. Most cost $40 to $74, and half cost less than $50.

All filtersFilters (2)×
Efficiency: Bronze  ×Price: Under $75  ×Clear all
BrandMSI2ASRock1Evounic1Rosewill1
Watts6505
EfficiencyGold9Bronze5Platinum1
FormATX4
ModularNon-modular2Semi-modular2
ATX versionATX 3.12
12V-2x6 GPU power12V-2x6 GPU power1
PriceUnder $503Under $755Under $1502$50 & above2
Clear allShow 5 Power Supplies
Efficiency: Bronze  ×Price: Under $75  ×5 resultsSort byRecommendedSpec scorePrice: low to highPrice: high to low
RosewillSpec score 7.8

650 Watts, Bronze, ATX, Semi-modular

−Bronze: 10 of the 15 here have a higher efficiency
$49.96-17%List: $59.99
as of 11/04/2026 07:06 PST - Details
MSISpec score 7.8

650 Watts, Bronze, Non-modular

+650W output suits mid-range gaming builds
+Compact design fits smaller cases
+Low-noise fan for quieter operation
−Non-modular design means all cables stay attached
$61.99-5%List: $64.99
as of 11/04/2026 00:18 PST - Details
MSISpec score 7.8

650 Watts, Bronze, ATX, Semi-modular

+650W output suits mid-range gaming builds
+Semi-modular design for partially detachable cables
+Compact ATX design fits smaller cases
$74.99
as of 11/04/2026 00:18 PST - Details
ASRockSpec score 7.8

650 Watts, Bronze, ATX, ATX 3.1

+650W output suits mid-range builds
+80 Plus Bronze certified efficiency
+ATX 3.1 ready for newer hardware
−Not fully modular, so cable management is more limited
$44.99
as of 11/04/2026 12:09 PST - Details
EvounicSpec score 7.8

650 Watts, Bronze, ATX, Non-modular

+650W output in a standard ATX form factor
+80 PLUS Bronze efficiency certification
+Non-modular design with fixed cables
−Non-modular design means cables cannot be removed
$39.96
as of 11/04/2026 14:09 PST - Details

Compare specs

power supplyWattsEfficiencyFormModularSpec scorePrice
650BronzeATXSemi-modular7.8$49.96
as of 11/04/2026 07:06 PST - Details
650BronzeNon-modular7.8$61.99
as of 11/04/2026 00:18 PST - Details
650BronzeATXSemi-modular7.8$74.99
as of 11/04/2026 00:18 PST - Details
650BronzeATX7.8$44.99
as of 11/04/2026 12:09 PST - Details
650BronzeATXNon-modular7.8$39.96
as of 11/04/2026 14:09 PST - Details

Before you buy

Other price ranges

PC Cases264CPU Coolers393Processors247Data Center GPUs82Graphics Cards371Motherboards640Memory374Storage Drives577Binoculars228Network Cables1,382Cameras2,556Chromebooks196

Popular filters

Fully Modular Power Supplies97ATX Power Supplies95ATX 3.1 Power Supplies88Power Supplies with 12V-2x6 GPU Power8580 Plus Gold Power Supplies76Power Supplies under $15068Power Supplies under $200641000W Power Supplies61

Power Supplies by use

Power Supply for a Gaming PC121

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Spec scores, pros and cons, and prices are explained in the How it works section of the About page.