This high-wattage unit boasts ultra-high 80 PLUS Gold efficiency which achieves 90% efficiency at 50% system load. Due to its small size the Focus+ Gold power supply is a great solution for smaller computer cases in the living room for instance. This power supply is not only small, but mean too. It boasts the highest power density in its class and it also has remarkable output characteristics during operation. The technologies applied and the components and materials used in the manufacturing of the FOCUS+ Gold 850 are in line with Seasonic’s highest standards.
This high-wattage unit boasts ultra-high 80 PLUS Gold efficiency which achieves 90% efficiency at 50% system load. Due to its small size the Focus+ Gold power supply is a great solution for smaller computer cases in the living room for instance. This power supply is not only small, but mean too. It boasts the highest power density in its class and it also has remarkable output characteristics during operation. The technologies applied and the components and materials used in the manufacturing of the FOCUS+ Gold 850 are in line with Seasonic’s highest standards.
in 53 offers
last seen 21 Oct 2026
The lowest price we last saw for Seasonic Focus GX-850 Gold 850W Power Supply was $152.00 at www.i-tech.com.au, compared across 19 retailers (last seen 21 Oct 2026). Prices may have changed since.
The all-time low we recorded was $148.36 on 11 Aug 2026.
Prices last updated 21 Oct 2026.
Seasonic Focus GX-850 Gold 850W Power Supply
This high-wattage unit boasts ultra-high 80 PLUS Gold efficiency which achieves 90% efficiency at 50% system load. Due to its small size the Focus+ Gold power supply is a great solution for smaller computer cases in the living room for instance. This power supply is not only small, but mean too. It boasts the highest power density in its class and it also has remarkable output characteristics during operation. The technologies applied and the components and materials used in the manufacturing of the FOCUS+ Gold 850 are in line with Seasonic’s highest standards.
This high-wattage unit boasts ultra-high 80 PLUS Gold efficiency which achieves 90% efficiency at 50% system load. Due to its small size the Focus+ Gold power supply is a great solution for smaller computer cases in the living room for instance. This power supply is not only small, but mean too. It boasts the highest power density in its class and it also has remarkable output characteristics during operation. The technologies applied and the components and materials used in the manufacturing of the FOCUS+ Gold 850 are in line with Seasonic’s highest standards.
Last updated at 21/10/2026 09:25:35
Seasonic Focus GX-850 850W 80 Plus Gold Modular Power Supply Unit
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
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Delivery between Mon – Tue $15
[PSUSEAFOCUSGX550] Seasonic 550W Focus GX-550 Gold PSU (SSR-550FX) (OneSeasonic)
7-day returns
Seasonic 550W Focus Power Supply - ATX 12 V, 80PLUS Gold, Fully Modular
Delivery between 24 Oct – 4 Nov $12
Seasonic Focus GX-550 550W ATX 12V 80 PLUS Gold Fully Modular PSU PSUSEAFOCUSGX550
SeaSonic 550W FOCUS GX-550 Gold PSU (SSR-550FX) (OneSeasonic)
Free delivery
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Free delivery
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Free delivery between 24–31 Oct
Seasonic 650W Focus Plus 80 Gold Fully Modular ATX Power Supply SSR 650FX - Power Supply / PSU
Delivery $16.84
Seasonic Focus GX-650 Gold 650W Power Supply
Delivery between Fri – Tue $16
| 80 PLUS Rating | 80 PLUS Gold |
| Certifications | Energy Star, REACH, RoHS, WEEE |
| Protection Features | UVP, OCP, OPP, OTP, OVP |
| Connectors | 8 x 15 pin Serial ATA power |
| Modular | Yes |
Seasonic Focus GX-850 850W 80 Plus Gold Modular Power Supply Unit
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
PSUSEAFOCUSGX550 SeaSonic 550W Focus Gx-550 Gold Psu (Ssr-550Fx) (OneSeasonic) PSUSEAFOCUSGX550
Delivery between Mon – Tue $15
[PSUSEAFOCUSGX550] Seasonic 550W Focus GX-550 Gold PSU (SSR-550FX) (OneSeasonic)
7-day returns
Seasonic 550W Focus Power Supply - ATX 12 V, 80PLUS Gold, Fully Modular
Delivery between 24 Oct – 4 Nov $12
Seasonic Focus GX-550 550W ATX 12V 80 PLUS Gold Fully Modular PSU PSUSEAFOCUSGX550
| 80 PLUS Rating | 80 PLUS Gold |
| Certifications | Energy Star, REACH, RoHS, WEEE |
| Protection Features | UVP, OCP, OPP, OTP, OVP |
| Connectors | 8 x 15 pin Serial ATA power |
| Modular | Yes |
