When you buy through our links, we may earn a commission. Learn more ›
Wiki Shopping

Power Supplies under $75

All Power Supplies

9 power supplies under $75 from Rosewill, MSI, Thermaltake and more. Most cost $40 to $61, and half cost less than $48.

Top brands: MSI (4)

MSISpec score 8.2

650 Watts, Gold, ATX, Non-modular

+650W output in a standard ATX form factor
+80 PLUS Gold efficiency certification
+Low noise operation
−Non-modular design means cables cannot be removed
$42.74-39%List: $69.99
as of 11/04/2026 00:18 PST - Details
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
RosewillSpec score 8.2

650 Watts, Gold, ATX, Non-modular

+650W output for mid-range builds
+ATX 3.1 compatible for current PC standards
+Includes a 16-pin PCIe 5.1 GPU connector
−Non-modular design means all cables are fixed
$47.97-20%List: $59.99
as of 11/04/2026 07:06 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
Esgaming

650 Watts, ATX, Non-modular

+650 watts for mid-range builds
+Includes 120mm fan for cooling
+Switchable 115/230 voltage input
−Non-modular cabling leaves unused cables inside the case
$34.96
as of 11/04/2026 14:09 PST - Details
MSISpec score 8.2

650 Watts, Gold, ATX, Non-modular

+650W output suits mid-range builds
+ATX 3.1 standard for current PC builds
+Active PFC listed
−Non-modular cabling leaves all cables permanently attached
$59.99
as of 11/04/2026 00:18 PST - Details

Compare specs

power supplyWattsEfficiencyFormModularSpec scorePrice
650GoldATXNon-modular8.2$42.74
as of 11/04/2026 00:18 PST - Details
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
650GoldATXNon-modular8.2$47.97
as of 11/04/2026 07:06 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
650ATXNon-modularn/a$34.96
as of 11/04/2026 14:09 PST - Details
650GoldATXNon-modular8.2$59.99
as of 11/04/2026 00:18 PST - Details

Before you buy

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