10 Best Sfx Power Supplies 2021
Reviewed by Gareth Otwell
| Last Updated:
Corsair SF Series – ⭐ Best Overall Sfx Power Supply
CP-9020104-NA by Corsair
- Release date: 03/08/2016
- Color: 80 PLUS Gold
- Weight: 1 pounds
- Dimensions: 4.9 x 2.5 x 3.9 inches
- Warranty: 2 Years
- SFX Form Factor: High end performance in a small form factor
- 80 PLUS Gold certified: High efficiency operation for less excess heat and lower operating costs
- Fully Modular: Make your builds and upgrades easy, with clean, great-looking results
- 100% Japanese 105 electrolytic capacitors: Premium internal components ensure solid power delivery andlong term reliability
- Zero RPM Fan Mode: Virtually silent operation at low and medium loads
- Seven year warranty: Your guarantee of reliable operation that will last across several system builds
Cooler Master V750 SFX Gold Full Modular – 👑 Premium Pick
- Release date: 11/17/2020
- Color: 750
- Weight: 3.88 pounds
- Dimensions: 3.9 x 4.9 x 2.5 inches
- Warranty: 10 year manufacturer
- SFX Form Factor: High-quality PSU that's compatible with all SFX cases and suitable for mini-ITX system builds.
- SFX-to-ATX Bracket: With the included bracket, users can install the V SFX Gold securely to an ATX case.
- 80 PLUS Gold Certified: This certification guarantees a typical efficiency of 90% under normal operating conditions.
- 16 AWG PCI-e Cables: The thicker 16 AWG PCI-e cables allow for higher currents, thereby improving both efficiency and safety.
- Full-Modular Cabling: Modular cables reduce clutter, increase airflow, and improve overall efficiency and thermal performance.
- 10 Year Warranty
SilverStone Technology 800W SFX-L
SST-SX800-LTI-USA by SilverStone Technology
- Release date: 01/01/2019
- Dimensions: 5 x 5.1 x 2.5 inches
- Warranty: 3 Years Parts and Labor
- 800W Continuous power output rated for 24/7 operation. Class-leading single +12V rail with 66a. Strict 3% Voltage regulation and low ripple & noise
- High quality construction with all Japanese Capacitors
- High efficiency with 80 PLUS Titanium certification
- Silent running 120mm fan with advanced semi-fan less operation. Support Quad PCI-E 8/6pin connectors
- 100% modular short cables with flexible flat arrays. Sfx-l form Factor for use in small form Factor computers
Seasonic FOCUS SGX-500
FOCUS SGX-500 by Seasonic
- Release date: 08/21/2019
- Dimensions: 9.5 x 6.7 x 3.7 inches
- Warranty: 10 years
- COMPACT SIZE: 125 mm (L) x 125 mm (W) x 63.5 mm (H).
- FULL MODULAR: Use only the cables you need to reduce clutter to maximize airflow for a better ventilated system.
- 80 PLUS GOLD: Less energy gets wasted during power conversion; Cut down your electricity usage and be Eco-Friendly.
- PREMIUM HYBRID FAN CONTROL: Unsurpassed silent performance in Fanless Mode. Functions in three operational stages: Fanless Mode, Silent Mode, and Cooling Mode.
- 10 YEAR WORRY-FREE WARRANTY: Our commitment to superior quality.
SilverStone Technology SST-SX700-G 700W SFX Fully Modular 80 Plus Gold
SST-SX700-G by SilverStone Technology
- Release date: 08/01/2019
- Weight: 3.09 pounds
- Dimensions: 4.9 x 3.9 x 2.5 inches
- Warranty: 3 Years Parts and Labor
- Support Standard SFX form factor
- Silent running 92mm FDB fan with 18 dBA minimum. All Japanese Capacitors
- 100% modular cables. All cable with flexible flat arrays
- High efficiency with 80 PLUS Gold certification
- Class-leading single +12V rail. Strict 3% Voltage regulation and low ripple & noise
APEVIA SFX-AP500W Mini ITX Solution/Micro ATX/SFX 500W Power Supply – 💲 Best Budget Sfx Power Supply
SFX-AP500W by Apevia
- Release date: 02/19/2021
- Dimensions: 4.9 x 3.9 x 2.5 inches
- Warranty: 1 year
- Apevia 500W SFX Power Supply
- Another view of the power supply
- High stability with 5% tolerance of 5V, 3.3V & 12V output
- Look at the label
SilverStone Technology Silverstone SX700-PT SFX 700W
SX700-PT by SilverStone Technology
- Release date: 09/01/2019
- Dimensions: 3.9 x 4.9 x 2.5 inches
- Warranty: 1 year parts and labor
- Support Standard SFX form factor
- Silent running 92mm FDB fan with 18 dBA minimum
- All Japanese Capacitors
- High efficiency with 80 PLUS Platinum certification
- Class-leading single +12V rail
- Strict 3% Voltage regulation and low ripple & noise
- 100% modular cables
- All cable with flexible flat arrays
Silverstone SX750 v1.1
- Release date: 12/01/2020
- Warranty: 5Year Parts and Labor
- Standard SFX form factor
- Silent running 92mm dual ball bearing fan with minimum 0dBA
- All Japanese capacitors
- High efficiency with 80 PLUS Platinum certification
- Class-leading single +12V rail
- Strict ±3% voltage regulation and low ripple & noise
- 100% modular cables
- All cables with flexible flat arrays
SilverStone Technology SST-SX700-LPT-USA 700W
SST-SX700-LPT-USA by SilverStone Technology
- Release date: 07/01/2019
- Warranty: 3 Years Part and Labor
- 700W Continuous power output rated for 24/7 operation
- High efficiency with 80 PLUS Platinum certification
- Silent running 120mm fan with advanced semi-fanless operation
- 100% modular short cables with flexible flat arrays
- Support Quad PCI-E 8/6pin connectors
EVGA SuperNOVA 550 GM
123-GM-0550-Y1 by EVGA
- Release date: 10/04/2018
- Weight: 2 pounds
- Dimensions: 10.6 x 3.8 x 7.7 inches
- Warranty: 7 years
- 550W SFX form factor
- 80 PLUS Gold certified, with 90% (115VAC) / 92% (220VAC~240VAC) efficiency or higher under typical loads
- Fan Size/ Bearing: 92mm double Ball Bearing
- Heavy-duty protections, including OVP, UVP, OCP, OPP, and SCP
- 7 year
