# Seasonic FOCUS Plus 850 Gold, 80+ Gold Certified 850W Full Modular Power Supply with 120mm FDB Fan

- Category: Power Supply
- Brand: Seasonic
- Model: FOCUS Plus Gold
- Part number: SSR-850FX
- Price (US): currently unavailable
- Price last checked: 2026-08-06
- Rating: 4.7/5 from 694 Amazon reviews
- Warranty: 10 years
- Product page: https://buildmypc.net/component-details/power-supply/seasonic-focus-plus-gold-ssr-850fx/

## Description

n/a

## Specifications

| Spec | Value |
| --- | --- |
| Brand | Seasonic |
| Model | FOCUS Plus Gold |
| Power | 850 W |
| Efficiency | 80+ Gold |
| Color | Black |
| Form Factor | ATX |

## Key Features

- COMPACT SIZE - 140 mm DEEP; High power output to size ratio
- FULL MODULAR; use only the cables you need to reduce clutter and improve airflow for a better ventilated system.
- 80 PLUS GOLD; 87% efficient at 20% load, 90% efficient at 50% load, and 87% efficient at 100% load.
- HYBRID SILENT FAN CONTROL; The industry's first, Seasonic patented, advanced three-phased thermal control achieves optimal between silence and cooling. This Hybrid Silent Fan Control functions in three operational stages: Fanless Mode, Silent Mode, and Cooling Mode.
- 10 YEAR WARRANTY; Our commitment to superior quality.

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