Best Power Supplies · Seasonic · Updated June 2026
Seasonic Focus GX-850 (V4): specs and price (2026)
Seasonic Focus GX-850 (V4) has a US price of $149.99 (MSRP, black model). Below is its full, sourced spec sheet — every value links to the source and the date we captured it.
Specifications
| Price (US) | $149.99 MSRP, black model |
|---|---|
| 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 |
| release year | 2024 |
Source: amazon.com (verified 2026-06-19) · corroborated by hwbusters.com. Amazon listing (ASIN B0DLFMTX12) confirms 850 W, ATX 3.1, PCIe 5.1 (12V-2x6), fully modular, Cybenetics Platinum, 10-year warranty. Hardware Busters review and Seasonic launch coverage confirm 135 mm FDB fan and mid-November 2024 release. Black MSRP $149.99 USD corroborated (white version $159.99).
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.
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.
How it compares
Compare with
Cheaper power supplies
- NZXT C850 Gold (ATX 3.1) $144.99
- be quiet! Pure Power 12 M 850W $134.9
- Thermaltake Toughpower GF3 850W $129.99
- Cooler Master MWE Gold 850 V2 $109.99
Step up
- Super Flower Leadex VII XG 1000W $159.99
- Corsair RM850x (2024) $169.99
- Corsair RM1000e (2023) $179.99
- Seasonic Vertex GX-1000 $199.99
- MSI MPG A1000G PCIE5 $199.99
- ASUS ROG Strix 1000W Platinum $217.99
More from Seasonic
- Seasonic Vertex GX-1000 $199.99