850W Seasonic FOCUS GX White ATX 3.1 Modular 80 Plus Gold PSU
Seasonic Focus GX-850 power supply unit 850 W 20+4 pin ATX ATX White
Overall Rating: 4.6 / 5 (average from multiple review sources, as of 10 Aug 2026)
Based on a total of 504 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
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Based on a total of 504 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Cheapest Total Price
3-5 working days
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£142.99
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Seasonic Focus GX-850 850w ATX 3.1 80 Gold Modular Power Supply - White - FOCUS-GX-850-V4-WHITE
Overall Rating: 4.4 / 5 (average from multiple review sources, as of 9 Aug 2026)
Based on a total of 17,118 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 17,118 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
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£143.99
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850W Seasonic FOCUS GX White ATX 3.1 Modular 80 Plus Gold PSU
Overall Rating: 4.4 / 5 (average from multiple review sources, as of 11 Aug 2026)
Based on a total of 32,637 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 32,637 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
1-3 working days
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£143.99
Delivery from £3.95
Seasonic Focus GX-850 ATX 3.1 850W 80 Gold Modular Power Supply - White
Overall Rating: 4.7 / 5 (average from multiple review sources, as of 9 Aug 2026)
Based on a total of 29,465 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 29,465 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
1-5 Workings Days
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£144.95
Delivery from £3.99
Seasonic Focus GX-850 power supply unit 850 W 20+4 pin ATX ATX White
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 16 Aug 2026)
Based on a total of 3,232 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 3,232 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Next Day
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£151.01
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Seasonic Focus Gx Atx 3.1 FOCUS-GX-850-V4-WHITE 850W Psu 135Mm Fan 80 Plus Gold
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 6 Aug 2026)
Based on a total of 24,333 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 24,333 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 3 - 9 working days of receiving cleared payment.
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£151.65
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Power+ATX+Seasonic+Focus+GX+ATX+3+%282024%29+-+850W+%28White%29
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 11 Aug 2026)
Based on a total of 80,524 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 80,524 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
In stock
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£162.59
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Power+ATX+Seasonic+Focus+GX+ATX+3+%282024%29+-+850W+%28White%29
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 11 Aug 2026)
Based on a total of 80,524 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 80,524 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Usually dispatched within 2 to 3 days
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£162.61
Free Delivery
Power+ATX+Seasonic+Focus+GX+ATX+3+%282024%29+-+850W+%28White%29
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 11 Aug 2026)
Based on a total of 80,524 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 80,524 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
In stock
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£170.97
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Cheapest offer
80 PLUS® GOLD. Fully Modular. ATX 3.0 & PCIe 5.0. FOCUS GX ATX 3.0. Following the well-established legacy of the Seasonic FOCUS Series, the FOCUS GX Series was upgraded to comply with the ATX 3.0 and PCIe 5.0 standards. Offering a complete range of power supplies ranging from 750 W to 1000 W with in a 140 mm depth, these units will be the perfect allies to power the newest high power graphics cards and processors on the market.. Digital Hybrid Fan Control. The industry’s first, Seasonic patented, advanced three-phased thermal control achieves optimal between silence and cooling. This Digital Hybrid Fan Control functions in three operational stages: Fanless Mode, Silent Mode, and Cooling Mode.. Reduced noise without increase in temperature. Extended fan life due to the reduced number of fan rotations. Optimized heat dissipation at all times. Unsurpassed silent performance in Fanless Mode. Fluid Dynamic Fan Bearing. High performance Fluid Dynamic Bearing (FDB) fans are designed to take a
£142.99
3-5 working days
backtotheoffice.co.uk
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Seasonic Focus GX-850 power supply unit 850 W 20+4 pin ATX ATX White - Details
▶ Finding you the best price!
We have found 9 prices for Seasonic Focus GX-850 power supply unit 850 W 20+4 pin ATX ATX White. Our price list is completely transparent with the cheapest listed first. Additional delivery costs may apply.
Seasonic Focus GX-850 power supply unit 850 W 20+4 pin ATX ATX White - Price Information
- Cheapest price: £142.99
- The cheapest price is offered by backtotheoffice.co.uk. You can order the product there.
- The price range for the product Seasonic Focus GX-850 power supply unit 850 W 20+4 pin ATX ATX White is €£142.99to €£219.37 with a total of 9 offers.
- Payment methods: The online shop backtotheoffice.co.uk supports: PayPal, Visa, Mastercard, Google Checkout
- Delivery: The shortest delivery time is 3-5 working days working days offered by backtotheoffice.co.uk.
5 Variants from £105.52
Seasonic FOCUS GX ATX 3.0 power supply unit 1000 W 20+4 pin ATX Black
£139.90
Amazon-marketplace.co.uk
Free Delivery
Seasonic Focus GX-750 750w ATX 3.1 80 Gold Modular Power Supply - White - FOCUS-GX-750-V4-WHITE
£123.99
awd-it.co.uk
Free Delivery
Seasonic Focus GX-850 850W ATX 3.0 80 PLUS Gold PSU Power Supply
£134.89
laptopoutlet.co.uk
Delivery from £4.95
Seasonic Focus GX power supply unit 750 W 20+4 pin ATX ATX Black
£105.52
Amazon-marketplace.co.uk
Free Delivery
Seasonic Focus GX-1000 1000W ATX 80 PLUS Gold PSU Power Supply - White
£162.53
laptopoutlet.co.uk
Delivery from £4.95
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