Who is Seasonic?
Seasonic is a leading power supply manufacturer with over 50 years of experience in the industry. As an innovation-driven company, we focus on delivering the latest technology at the best value – cutting-edge features, market-leading performance, and total reliability.
At the heart of every power supply lies innovative solutions and branded design ideas. They seamlessly combined in our products to deliver high performance and easy installation. Seasonic PSUs are well-known for their exceptional productivity and longevity among PC enthusiasts around the world. We stand behind our products with our long‑term warranty and excellent after-sales support, and customer care.
What does your company do?
At Seasonic, we build innovative solutions that bring stable and efficient work to every PC enthusiast. We implement them into power supplies, the heart of your system, and a guardian of your PC high performance operation. For now, Seasonic is well-known for its PRIME and VERTEX PSUs Series and cutting-edge technologies that make it a powerhouse in every PC building. Namely, improved OptiSink 2.0™ cooling systems and OptiGuard™ protections. Alongside these, we offer up to 12 years of warranty on the Seasonic PRIME and VERTEX Series, and a 10-year warranty for the FOCUS Series.
What industries does your company work with?
Seasonic effectively covers power supply in the following segments:
- Gaming and eSports: we supply top-notch power supplies for gaming PCs and workstations.
- IT and data centers: we provide server solutions, ensuring stable operation of systems in cloud and corporate environments.
- Telecommunications: Seasonic provides power for communications equipment and network systems.
- Industrial automation: we supply PSUs for industrial computers and control systems.
- OEM manufacturing: we collaborate with other brands operating in various segments, from gaming systems to servers.
What are your best power supply series?
All Seasonic PSUs are distinguished on the market for their stable work and set of incorporated solutions, created directly by Seasonic. But there are PSU series that can handle any high loads during the PC operation, whatever it takes – game sessions, overclocking, or rendering.
Seasonic PRIME TX Series (80 PLUS® Titanium)
Seasonic’s flagship series with the highest 80 PLUS® Titanium efficiency certification. They feature fully modular cables, support ATX 3.1 and PCIe 5.1 standards, digital fan control, and Japanese 105°C capacitors.
These units are highly efficient (up to 94% at 50% load), have a stable voltage even at maximum load, and are long-lasting components. The PRIME series comes with a 12-year warranty from Seasonic. Recommended for powerful gaming PCs, workstations, and servers.
Seasonic VERTEX PX Series (80 PLUS® Platinum)
A new series with high efficiency, ATX 3.1 and PCIe 5.1 standard support. They have modular cables, so it’s easy to place other PC components without affecting airflow inside the case, and Japanese capacitors in their design. Recommended for modern gaming PCs and workstations.
What technical features of your power supplies?
Here is a full list:
- 80 PLUS® efficiency certification (Gold, Platinum, Titanium). This guarantees high energy efficiency and low heat dissipation.
- PRIME TX, VERTEX PX, FOCUS GX, and CORE GX Seasonic power supplies support ATX 3.1 and PCIe 5 standards.
- Modular and semi-modular cables simplify cable management and improve airflow inside a case.
- The use of Japanese electrolytic capacitors that can withstand temperatures up to 105°C.
- Advanced protection features. Namely, protection against overload (OPP), short circuit (SCP), overvoltage (OVP), undervoltage (UVP), overheating (OTP), and others.
- The use of fans with fluid dynamic bearings (FDB) and digital fan control for low noise and efficient cooling even under high loads.
What features of cable management for your power supplies?
Seasonic PRIME, VERTEX, FOCUS, and CORE Series power supplies are equipped with fully modular cables, allowing connect only the necessary of them. Full modularity helps reduce clutter in the case and improve airflow.
At Seasonic, we also offer custom cables that can be purchased separately. They feature individual braiding and are available in a variety of colors, allowing you to customize the look of your system to your liking.
What do your customers say about your products?
Users note that the Seasonic power supplies provide stable power delivery, even under high loads. Moreover, they say that PSUs operate almost silently thanks to the use of high-quality components and effective thermal management.
As proof of Seasonic PSUs’ excellence, we received the “Best PSU” award from the EHA (European Hardware Association) in 2023, 2024, and 2025. This reflects the strong appreciation our products enjoy from both users and experts.
What are your company’s plans for this year?
In 2025, Seasonic continues active development and celebrates its 50th anniversary at Computex. The company focuses on innovations in design and cooling, including OptiSink™ technology for compact PSUs and 30 mm fans for efficient heat dissipation.
At Seasonic, we aim to complete the next-generation PRIME series by year’s end, delivering higher efficiency and safety while addressing current user needs and market trends.
Conclusions
At Seasonic, we offer PSUs that represent a combination of high efficiency and exceptional design. PC enthusiasts have already evaluated how stably their PCs can work, powered by PSUs from Seasonic. The whole list of our products – find on our website.