# Seasonic Focus GX-850 (V4): specs and price

**Price (US):** $149.99 at amazon.com (MSRP, black model), as of 2026-06-27. A sourced, dated price of record — other retailers (incl. Amazon) may be lower. Among the 12 power supplies we track it is #5 cheapest of 12; category median $165.
**Brand:** Seasonic
**Released:** 2024-11
**Deskmark:** Bronze Deskmark — pay-blind category standing 51/100, #8 of 12 in class (independent, computed from sourced data, never for sale).
**Price tracked since:** June 2026

## Specifications

| Spec | Value |
| --- | --- |
| Price (US) | $149.99 |
| Brand | Seasonic |
| Released | 2024-11 |
| Wattage (W) | 850 |
| Efficiency rating | 80plus_gold |
| Modular | full |
| Atx version | ATX 3.1 |
| Pcie 5 12vhpwr | Yes |
| Fan size (mm) | 135 |
| Warranty years | 10 |

## Where it stands

At $150, the Seasonic Focus GX-850 (V4) is #5 cheapest of the 12 power supplies we track, where the median is $165. On the spec sheet, its wattage of 850 W is the lowest of the 12, its release year of 2024 is the highest of the 12, and its fan size of 135 mm is at the median of the 12. By release date, it is the newest of the 12 we date.

## Frequently asked questions

**How much does the Seasonic Focus GX-850 (V4) cost?**

The Seasonic Focus GX-850 (V4) has a US price of $149.99 (MSRP, black model), as of 2026-06-19.

**How does the Seasonic Focus GX-850 (V4) compare on price?**

At $150, the Seasonic Focus GX-850 (V4) is #5 cheapest of the 12 power supplies we track, where the median is $165.

**When was the Seasonic Focus GX-850 (V4) released?**

The Seasonic Focus GX-850 (V4) was released 2024-11.

**What are the Seasonic Focus GX-850 (V4)'s key specs?**

Seasonic Focus GX-850 (V4) (Seasonic): wattage w 850, efficiency rating 80plus_gold, modular full, atx version ATX 3.1, pcie 5 12vhpwr Yes. Full sourced spec sheet verified 2026-06-19.

Source: https://www.amazon.com/Seasonic-GX-850-ATX3-Full-Modular-Compatible/dp/B0DLFMTX12 (amazon.com, accessed 2026-06-19)
Corroboration: https://hwbusters.com/psus/seasonic-focus-gx-850-v4-atx-v3-1-psu-review/ (accessed 2026-06-19)
Canonical: https://frontdeskreview.com/product/power-supplies/seasonic-focus-gx-850-v4/
Cite: Per The Front Desk Review, the Seasonic Focus GX-850 (V4) price of record was $149.99 as of 2026-06-19 — https://frontdeskreview.com/product/power-supplies/seasonic-focus-gx-850-v4/
License: CC BY 4.0. Price history: https://frontdeskreview.com/data/price-history.jsonl