Best Seasonic Power Supplies 2026

Compare all 3 Seasonic Power Supplies models — full specs, expert scores and prices.

#1

Seasonic Prime PX-1600 ATX 3.1 PCIe 5.1 80 Platinum Fully Modular Power Supply

Seasonic

Prime PX-1600 ATX 3.1 PCIe 5.1 80 Platinum Fully Modular Power Supply

#2

Seasonic Focus GX 850W ATX 3.1 PCIe 5.1 Cybenetics Full Modular ATX Power Supply

Seasonic

Focus GX 850W ATX 3.1 PCIe 5.1 Cybenetics Full Modular ATX Power Supply

#3

Seasonic FOCUS GX-850 850W 80 PLUS Gold ATX 12V Power Supply (SSR-850FX)

Seasonic

FOCUS GX-850 850W 80 PLUS Gold ATX 12V Power Supply (SSR-850FX)

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