10 Best power supplies of 2025

Save up to 31% off

Best Choice

1

Corsair

CORSAIR RM1000x Fully Modular Low-Noise ATX Power Supply – ATX 3.1 Compliant – PCIe 5.1 Support – Cybenetics Gold Efficiency – Native 12V-2x6 Connector – Black

19% Off
9.7

Exceptional

Our Rating
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Value for Money

2

Corsair
CORSAIR RM850e (2025) Fully Modular Low-Noise ATX Power Supply with 12V-2x6 Cable – ATX 3.1 & PCIe 5.1 Compliant, Cybenetics Gold Efficiency, 105°C-Rated Capacitors, Modern Standby Mode – Black

20% Off
Main highlights

Efficient and Quiet Operation
120mm rifle bearing fan ensures low noise and high efficiency.

Ideal for Modern Builds
Perfect for systems using PCIe 5.1 and ATX 3.1 standards.

Customer Praised Reliability
105 C-rated capacitors provide steady, reliable power.
Key specs
- output wattage:850W
- wattage:850W
- compatible devices:PCIe 5.1
- form factor:ATX
- number of fans:1
9.5

Excellent

Our Rating
3

Jesverty
Jesverty DC Power Supply Variable, 0-30V 0-10A Adjustable Switching DC Regulated Bench Power Supply with High Precision 4-Digit LED Display, 5V/2A USB Port, Coarse and Fine Adjustment SPS-3010

21% Off
Main highlights

Versatile Power Supply
Features adjustable 0-30V, 0-10A output with precision LED display.

Ideal for Labs and Workshops
Perfect for electronics testing, repairs, and educational purposes.

Highly Accurate Display
Customers praise its precise voltage and current measurement.
Key specs
- Display Type:4-digit LED
- Cooling Method:Temperature-regulated fan
- Output Current:10A
- Protection Features:Short-circuit, over-load
- Dimensions:7.09 x 3.35 x 6.1 inches
9.4

Excellent

Our Rating
4

Corsair
CORSAIR RM750e (2025) Fully Modular Low-Noise ATX Power Supply with 12V-2x6 Cable – ATX 3.1 & PCIe 5.1 Compliant, Cybenetics Gold Efficiency, 105°C-Rated Capacitors, Modern Standby Mode – Black

13% Off
Main highlights

Reliable and Efficient Power Supply
The CORSAIR RM750e offers reliable, efficient power with low noise, thanks to its fully modular design and Cybenetics Gold efficiency.

Ideal for High-Performance Builds
Perfect for gaming and workstation PCs, featuring ATX 3.1 compliance and PCIe 5.1 support for transient power demands.

Praised for Quiet Operation
Customers frequently commend the quiet performance, enabled by a 120mm rifle bearing fan and optimized fan curve.
9.1

Excellent

Our Rating
5

SLRIOYS

SLRIOYS 330W AC Adapter Compatible with MSI Stealth 16 17 18 A16 A18 GS77 GT77 Vector A16 16 17 GP77 GP78 GP68 GP66 GP76 HX Leopard Creator A16 16 X17 Z17 Z16P Z16 Raider 18 GE76 GE77 GE78 GE68
8.8

Very Good

Our Rating
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6

Thermaltake
Thermaltake SMART 600W ATX 12V V2.3/EPS 12V 80 Plus Certified Active PFC Power Supply PS-SPD-0600NPCWUS-W

18% Off
Main highlights

600W Continuous Power with Industry-Grade Protections
Delivers consistent 600W output with OPP, OVP, and SCP for safety.

Versatile Use for Gaming and NAS
Supports high-demand gaming setups and network-attached storage systems.

Highly Rated for Performance and Durability
Praised for reliability in power fluctuations and component protection.
8.7

Very Good

Our Rating

9.3
worth the money

9.3
Easy installation

9.1
Noise level
7

Corsair
CORSAIR CX650M 80 Plus Bronze Semi-Modular Low-Noise ATX 650 Watt Power Supply - NA - Black

31% Off
Main highlights

Efficient Power Supply
80 PLUS Bronze certification ensures efficient power use, reducing energy waste.

Ideal for Quiet Builds
Perfect for gaming or work environments needing minimal noise.

Praised Low-Noise Operation
Customers appreciate the quiet fan, even during heavy use.
Key specs
- output wattage:650W
- wattage:650W
- compatible devices:PC
- form factor:ATX
- number of fans:1
8.5

Good

Our Rating

9.7
worth the money

9.5
Noise level

9.3
Easy installation
8

Thermaltake
Thermaltake Smart 700W 80+ White Certified PSU, Continuous Power with 120mm Ultra Quiet Fan, ATX 12V V2.3/EPS 12V Active PFC Power Supply PS-SPD-0700NPCWUS-W

19% Off
Main highlights

Key Features
80 Plus certified with continuous power design, Hs well ready, and ultra-quiet 120mm fan. Includes a 5-year warranty for reliability.

Ideal Use Cases
Perfect for high-performance PCs, gaming setups, or any system requiring stable, efficient energy and minimal noise.

Customer Praise
Reviewers consistently highlight the ultra-quiet fan as the standout feature, appreciating the significant noise reduction in their setups.
8.4

Good

Our Rating

9.3
worth the money

9.3
Easy installation

9.1
Noise level
9

Thermaltake
Thermaltake Smart 500W 80+ White Certified PSU, Continuous Power with 120mm Ultra Quiet Cooling Fan, ATX 12V V2.3/EPS 12V Active PFC Power Supply PS-SPD-0500NPCWUS-W

14% Off
Main highlights

Efficient Power Delivery
Delivers 500W continuous output, 80 PLUS Certified for 80% efficiency.

Versatile Use Cases
Ideal for mid-range PC builds, supports multiple PCI-E connectors.

Quiet Operation Praised
Customers appreciate the ultra-quiet 120mm cooling fan.
8.3

Good

Our Rating

9.3
worth the money

9.3
Easy installation

9.1
Noise level
10

NICE-POWER

NICE-POWER DC Power Supply Variable 30V 10A, Adjustable Switching Regulated DC Bench Power Supply with Output Switch High Precision 4-Digit LED Display, Benchtop Lab Power Supplies with 5V/2A USB Port
8.2

Good

Our Rating

10 Best power supplies of 2025

1

CORSAIR RM1000x Fully Modular Low-Noise ATX Power Supply – ATX 3.1 Compliant – PCIe 5.1 Support – Cybenetics Gold Efficiency – Native 12V-2x6 Connector – Black

How do we rank?

How do we rank?

Analyzing top stores

2

CORSAIR RM850e (2025) Fully Modular Low-Noise ATX Power Supply with 12V-2x6 Cable – ATX 3.1 & PCIe 5.1 Compliant, Cybenetics Gold Efficiency, 105°C-Rated Capacitors, Modern Standby Mode – Black

3

Jesverty DC Power Supply Variable, 0-30V 0-10A Adjustable Switching DC Regulated Bench Power Supply with High Precision 4-Digit LED Display, 5V/2A USB Port, Coarse and Fine Adjustment SPS-3010

4

CORSAIR RM750e (2025) Fully Modular Low-Noise ATX Power Supply with 12V-2x6 Cable – ATX 3.1 & PCIe 5.1 Compliant, Cybenetics Gold Efficiency, 105°C-Rated Capacitors, Modern Standby Mode – Black

5

SLRIOYS 330W AC Adapter Compatible with MSI Stealth 16 17 18 A16 A18 GS77 GT77 Vector A16 16 17 GP77 GP78 GP68 GP66 GP76 HX Leopard Creator A16 16 X17 Z17 Z16P Z16 Raider 18 GE76 GE77 GE78 GE68

6

Thermaltake SMART 600W ATX 12V V2.3/EPS 12V 80 Plus Certified Active PFC Power Supply PS-SPD-0600NPCWUS-W

9.3

9.3

9.1

7

CORSAIR CX650M 80 Plus Bronze Semi-Modular Low-Noise ATX 650 Watt Power Supply - NA - Black

9.7

9.5

9.3

8

Thermaltake Smart 700W 80+ White Certified PSU, Continuous Power with 120mm Ultra Quiet Fan, ATX 12V V2.3/EPS 12V Active PFC Power Supply PS-SPD-0700NPCWUS-W

9.3

9.3

9.1

9

Thermaltake Smart 500W 80+ White Certified PSU, Continuous Power with 120mm Ultra Quiet Cooling Fan, ATX 12V V2.3/EPS 12V Active PFC Power Supply PS-SPD-0500NPCWUS-W

9.3

9.3

9.1

10

NICE-POWER DC Power Supply Variable 30V 10A, Adjustable Switching Regulated DC Bench Power Supply with Output Switch High Precision 4-Digit LED Display, Benchtop Lab Power Supplies with 5V/2A USB Port

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