When it comes to power supply units, Seasonic is the best of the best. Founded in 1975, Sea Sonic Electronics Co. is one of the greatest and oldest manufacturers in the PSU industry. Since high quality and performance PC power is their core identity, their product lines are available in a wide range of sizes and power capacities. Choosing among this huge range of models can be quite difficult. So, today we have come up with this Seasonic power supply review to help you figure out the best option for you.
Based in Taipei, Taiwan, Seasonic has been expanding its business all over the world. Their main goal is to innovate products with the latest technology at the most affordable price. They have a number of great power supply units to offer you that comes with all the best cutting-edge features. If you want a shortlist to easily sort out which Seasonic PSU you want, our Seasonic power supply review is here for you.
Table of Contents
List of 5 Best Seasonic Power Supply
Best Seasonic Power Supply Review In Details
1. Seasonic FOCUS GX-850 Power Supply Review
The first product we are going to review is the Seasonic FOCUS GX-850. As a successor to the FOCUS PLUS series, this newly upgraded FOCUS GX series has been one of the best sellers after launching in 2017. This power supply is 80 Plus Gold certified indicating that it is at least 90% efficient at 50% load.
Seasonic engineers came up with a new design that is a cable-free connection design. In this design, a copper plate connects the back panel and the PCB (Printed Circuit Board) instead of cables. This feature facilitates a better output power quality. Designed to be fully modular, this PSU is compatible with ATX housing. Modular design provides more space into the case which improves the airflow as well as keeps the system tidier.
Seasonic designed this model with high-performance Fluid Dynamic Bearing (FDB) fans. This special fan design not only serves a noise-free operation but also lowers overall power consumption. Coming with a mixture of silence and cooling features, this power supply is bestowed with the Hybrid silent fan control system. This advanced three-phased thermal control can operate in three modes which are Fanless Mode, Silent Mode, and Cooling Mode. Thus, the system reduces the number of fan rotations along with noise. On the back of the FOCUS PLUS power supply, there is a switch to choose different fan control modes.
Pros
- 80 Plus Gold certification
- Fully modular
- Cable-free connection design
- Built-in Fluid Dynamic Fan
- Hybrid silent fan control system
- Compact Size – 140 mm deep
- Tight Voltage Regulation
- Multi-GPU setup
- Gold plated connectors
- 10 years warranty
Cons
- Not compatible with Mini-ITX or Micro-ATX housing
Power Supply Specialty
The Seasonic Focus GX-850 is a noise-free and energy-efficient PSU with a modular design mainly engineered for ATX housing. With the Fluid Dynamic Fan Hybrid silent fan control system, this PSU remains super quiet even in heavy conditions.
Bottom Line
With the Seasonic Focus GX-850, you will never face any problem powering energy-hungry graphics cards and can work in a quiet atmosphere peacefully as well.
2. Seasonic FOCUS Plus 850 Platinum Power Supply Review
The next Seasonic PSU that takes place in this Seasonic power supply review is the Seasonic FOCUS Plus 850 Platinum. Available in 80 Plus Platinum efficiency rating, this PSU shows 92 % efficiency at 50 % system load. The Seasonic FOCUS Plus series comes with a couple more advantages. First of all this power supply unit is fully modular allowing you to use only those cables that are needed. By eliminating unnecessary connectors, this design offers better ventilation as well as easier cable management.
The second facility it has is its reliable Hydro-Dynamic Bearing fan that comes with a longer lifespan. This fan is responsible for generating less operating noise and heat as well. Another good feature of the Focus Plus 850W Platinum power supply is it has Hybrid Silent fan Control that can be switched between Fanless Mode, Silent Mode, and Cooling Mode.
This PSU also comes with a cable-free connection design. The FOCUS Plus series includes ±3% tight voltage regulation that keeps the voltage 66 % tighter than most of the reputed PSUs.
This power supply is made of high-quality Japanese capacitors that are rated for 50°C operating temperature. With a standard dimension of 140mm, the Seasonic FOCUS Plus 850 Platinum power supply is 100% compatible with ATX cases.
Pros
- 80 Plus Platinum efficiency rating
- Quiet Hydro-Dynamic Bearing fan
- Fully modular
- 10-year warranty
- Ultra-Stable Voltage Regulation
- Cable-free connection design
- Compact Design
Cons
- Inline cable capacitors
Power Supply Specialty
With a Hydro-Dynamic Bearing fan and Hybrid Silent Fan Control system, this power supply is not only quiet but also comes with huge service life.
Bottom Line
If you are looking for a Platinum-rated power supply with high built-quality and high efficiency, the Seasonic FOCUS Plus 850 Platinum is highly recommended.
3. Seasonic PRIME TX-750 Titanium Power Supply Review
The Seasonic PRIME TX-750 Titanium is the third product in our Seasonic power supply review. This power supply is a successor to the Seasonic PRIME and PRIME Ultra series. Featuring a moderate capacity of 750 W this power supply archives the highest level of 80 Plus Titanium certification and can be 94% efficient at 50% load. introducing the optimum technological excellence, this power supply comes with the Micro Tolerance Load Regulation that maintains a very tight voltage regulation.
With the development of Hybrid Mode, this PSU guarantees the lowest possible operation noise. The Fluid Dynamic Bearing fan design considerably reduces friction and vibration with lubrication. Therefore, it eliminates the noise and heat production promoting a long-lasting service.
As we mentioned before, Seasonic manufacturers its products using a cable-free design. This design offers better output power quality and reduces production error also. The prime TX-750 Titanium features a fully modular cable design and semi-passive operation. This power supply is made using Japanese capacitors, both electrolytic and polymer confirming a reliable performance.
Pros
- 80 Plus Titanium rated
- Micro Tolerance Load Regulation
- Resilient to heat
- Quiet Hydro-Dynamic Bearing fan
- Fully modular
- 12-year warranty
Cons
- Distance between peripheral connectors
Power Supply Specialty
Featuring an 80 Plus Titanium certification this PSU is devoted to providing unwavering efficiency. The Micro Tolerance Load Regulation ensures magnificent electrical performance and stability. Incorporating a low noise 135mm Fluid Dynamic Bearing Fan, the Seasonic PRIME TX-750 Titanium is quite a silent PSU.
Bottom Line
If you are looking for a PSU that can easily meet the needs of a strong gaming system and also provide long-term warranty coverage, the PRIME TX-750 can be the best deal.
4. Seasonic FLAGSHIP PRIME Series 1000W Platinum Power Supply Review
The PRIME ULTRA Platinum 1000W 80 Plus Platinum Power Supply from Seasonic is one of the most powerful PSUs you can get in the market. With an efficiency rating of 80 Plus Platinum, this unit provides 92% efficiency at 50% system load.
This power supply unit features a cable-free PCB along with a fully modular design. Modular design means there is nothing to worry about the wires you do not need for the build and you can easily eliminate them. Eradicating these unnecessary wires will make your case more spacious leading to improved airflow. It also helps you keep a clean system.
Seasonic’s newest innovation, the Micro Tolerance Load Regulation keeps the output voltage within a very tight range. In high-performance systems like the Seasonic Flagship Prime Series, this is a great advantage for stability.
It is equipped with Seasonic’s Premium Hybrid fan control that can bring down the noise production to the most minimum level possible. The cooling procedure of this unit is maintained by a 135mm Fluid Dynamic Bearing fan. These fans are great for having a decreased noise and elevated lifespan. The lubrication of the bearings lets them rotate without much effort and thus, gives longer life.
Pros
- 80 Plus Platinum certification
- Intel ATX 12 V
- Full Modular
- Fluid Dynamic Bearing (FDB) fans
- Micro Tolerance Load Regulation
- Cable-free Connection Design
- 10-year warranty
Cons
- Distance between peripheral connectors
Power Supply Specialty
The Seasonic FLAGSHIP PRIME 1000W 80 Plus Platinum Modular Power Supply carries 80 Plus Platinum certification to offer the greatest efficiency. This PSU is amazing at functioning silently thanks to its 135mm Fluid Dynamic Bearing fan. All the other specialties of this power supply are written above in the Seasonic power supply review in detail.
Bottom Line
In fine, the Seasonic FLAGSHIP PRIME 1000W 80 Plus Platinum Power Supply is the best performing PSU with 1000W capacity, you can find in the market.
5. Seasonic PRIME AirTouch 850 Gold Power Supply Review
The latest addition to the Seasonic’s PRIME series is the AirTouch 850 and in this Seasonic power supply review, we want to include it. Achieving an efficiency rating of 80 Plus Gold, this power supply provides 87 %, 90 %, and 87 % efficiency at 20 %, 50 %, and 100 % operating loads. When you have this power supply, you can enjoy its Micro Tolerance Load Regulation feature that can keep the voltage fluctuation range within 0.5%. For high-performance systems, this feature really serves as a great advantage to maintain stability.
And of course, Seasonic’s signature feature Cable-free Connection Design also comes included. This is a cable-less system connecting the back panel and PCB board with a copper plate.
The cooling fan of the Airtouch 850 Gold is furnished with the Fluid Dynamic Bearing fan that has a diameter of 135mm. The most amazing feature the Prime AirTouch PSU has is the “Hybrid 5-Way Fan Control”. There is an AirTouch button on the back panel embedded with an RGB LED allowing you to select from 5 fan curves.
Japanese manufacturer’s 105° C aluminum electrolytic capacitors are used in this PSU for both the primary circuit and the secondary circuit. Furthermore, like the above-mentioned power supplies, this unit is also fully modular. The warranty period of this unit is huge (12-year warranty) to keep you worry-free.
Each PRIME AirTouch Series power supply comes packed with a PSU tester in the box. This PSU tester is very useful for the users to easily perform a quick jump start on the power supply. A SATA 3.3 adapter also comes with it that can support the “Power Disable” (PWDIS) feature of the upgraded high-capacity hard drives. Seasonic also removed the inline capacitors from the system. Inline capacitors are actually very bulky that makes it tough to fold them. So, Seasonic has decided to bring the 180-degree SATA connectors that give more flexibility for tight folding and also offer an easy installation.
Pros
- 80 Plus Gold certified
- Micro Tolerance Load Regulation (0.5 %)
- Cable-free Connection Design
- Hybrid Five-Way Fan Control
- Multi-GPU setup
- Gold plated connectors
- 12 years warranty
Cons
- None
Power Supply Specialty
The PRIME AirTouch 850W Gold achieves 90% efficiency at 50% load and also comes in a pure modular design to facilitate customers more. The cooling fan uses a Fluid Dynamic Bearing that features the Hybrid Five-Way Fan Control as well.
Bottom Line
Looking for a PSU that is visually appealing and also carries a high wattage with super efficiency? Then the Seasonic PRIME AirTouch 850 Gold is an excellent choice for you.
FAQ’s for Seasonic Power Supply Review
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Question: What is Seasonic power supply hybrid mode?
Answer: Seasonic engineers have created a power supply brand that implements Hybrid Fan Mode. Along with an on/off switch and an AC cable receptacle, there is an additional switch that comes with Seasonic power supplies. You can use this fan control button to switch between hybrid mode and normal mode. In hybrid mode, the fan will not spin until the unit’s load reaches a certain level. If you want to have the fan spin at all times, in every load, you can also disable the hybrid mode by pressing the fan control button.
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Question: What is the difference between Seasonic Prime and Prime Ultra?
Answer: The Seasonic Prime Ultra is an upgraded version of the Prime series and also comes with a lot of additional features. The Seasonic Prime Ultra comes with a PSU Tester, SATA cable, and a SATA 3.3 adopter, where they are absent in the Prime series. The Seasonic Prime series carries inline capacitors and they have been removed from the Prime Ultra. As the Prime Ultra series is made of using more advanced high-end capacitors, its PSUs are best in providing ultra-quiet operation.
Final Words
In this Seasonic power supply review, we have gathered the most highly recommended PSUs from Seasonic mentioning all their important features. We know that Seasonic is considered the biggest PSU manufacturer in the PSU field and it has consistently released quality power supply units considering the needs of its customer. This company not only makes its own PSUs but also manufacturers PSUs for Corsair and EVGA. Their product line includes every kind of PSU with various capacity and efficiency certifications. And in this Seasonic power supply review, you can find some of these impressive PSUs with every detail.