44 products

850W PSUs

850W PSUs

Free delivery over €50Standard 3–5 working days

Express €9.991–3 working days

14-day returnsOn unwanted items

VIDA 850W Heracles Black ATX 3.1 Gaming PSU, 80+ Bronze, 14cm Ultra-Quiet FDM Fan, Flat Black Cables, PCIe 5.1, Power Lead Not Included power supply unit 24-pin ATX

VIDAMPN XTY850M-850WBLK

VIDA 850W Heracles Black ATX 3.1 Gaming PSU, 80+ Bronze, 14cm Ultra-Quiet FDM Fan, Flat Black Cables, PCIe 5.1, Power Lead Not Included power supply unit 24-pin ATX

View full specification

€69.99 inc. VAT

In stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

Out of stock

Seasonic Vertex PX-850 power supply unit 850 W 24-pin ATX ATX Black

SeasonicMPN VERTEX PX-850

Seasonic Vertex PX-850 power supply unit 850 W 24-pin ATX ATX Black

View full specification

€227.99 inc. VAT

Out of stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

Out of stock

Seasonic Focus GX ATX 3.0 power supply unit 850 W Black

SeasonicMPN ATX3-FOCUS-GX-850

Seasonic Focus GX ATX 3.0 power supply unit 850 W Black

View full specification

€157.99 inc. VAT

Out of stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

Out of stock

Seasonic Vertex GX-850 power supply unit 850 W 20+4 pin ATX ATX Black

SeasonicMPN VERTEX GX-850

Seasonic Vertex GX-850 power supply unit 850 W 20+4 pin ATX ATX Black

View full specification

€213.99 inc. VAT

Out of stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

Out of stock

Seasonic G12 GM power supply unit 850 W 20+4 pin ATX ATX Black

SeasonicMPN G12-GM-850

Seasonic G12 GM power supply unit 850 W 20+4 pin ATX ATX Black

View full specification

€119.99 inc. VAT

Out of stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

Out of stock

Seasonic G12-GC power supply unit 850 W 20+4 pin ATX ATX Black

SeasonicMPN G12-GC-850

Seasonic G12-GC power supply unit 850 W 20+4 pin ATX ATX Black

View full specification

€112.99 inc. VAT

Out of stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

Out of stock

Seasonic Prime PX-850 power supply unit 850 W 20+4 pin ATX ATX Black

SeasonicMPN PRIME-PX-850

Seasonic Prime PX-850 power supply unit 850 W 20+4 pin ATX ATX Black

View full specification

€256.99 inc. VAT

Out of stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

Out of stock

Seasonic Prime GX-850 power supply unit 850 W 20+4 pin ATX ATX Black

SeasonicMPN PRIME-GX-850

Seasonic Prime GX-850 power supply unit 850 W 20+4 pin ATX ATX Black

View full specification

€212.99 inc. VAT

Out of stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

Out of stock

Seasonic FOCUS-PX-850 power supply unit 850 W 20+4 pin ATX ATX Black

SeasonicMPN FOCUS-PX-850

Seasonic FOCUS-PX-850 power supply unit 850 W 20+4 pin ATX ATX Black

View full specification

€169.99 inc. VAT

Out of stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

Out of stock

Seasonic B12 BC power supply unit 850 W 20+4 pin ATX ATX Black

SeasonicMPN B12 BC-850

Seasonic B12 BC power supply unit 850 W 20+4 pin ATX ATX Black

View full specification

€94.99 inc. VAT

Out of stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

Out of stock

be quiet! BN337 power supply unit 850 W 20+4 pin ATX ATX Black

be quiet!MPN BN337

be quiet! BN337 power supply unit 850 W 20+4 pin ATX ATX Black

View full specification

€177.99 inc. VAT

Out of stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

Out of stock

ASUS ROG -STRIX-850P-GAMING power supply unit 850 W 20+4 pin ATX ATX Black

ASUSMPN 90YE00W2-B0NA00

ASUS ROG -STRIX-850P-GAMING power supply unit 850 W 20+4 pin ATX ATX Black

View full specification

€199.99 inc. VAT

Out of stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

ASUS ROG Loki SFX-L 850W Platinum White power supply unit 24-pin ATX

ASUSMPN 90YE00N2-B0NA00

ASUS ROG Loki SFX-L 850W Platinum White power supply unit 24-pin ATX

View full specification

€261.99 inc. VAT

In stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

ASUS ROG Loki SFX-L 850W Platinum power supply unit 24-pin ATX Black, Silver

ASUSMPN 90YE00N3-B0NA00

ASUS ROG Loki SFX-L 850W Platinum power supply unit 24-pin ATX Black, Silver

View full specification

€249.99 inc. VAT

In stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

VIDA 850W Heracles White ATX 3.1 Gaming PSU, 80+ Bronze, 140mm Ultra-Quiet FDM Fan, Flat White Cables, PCIe 5.1, Power Lead Not Included power supply unit 24-pin ATX

VIDAMPN XTY850M-850WWHT

VIDA 850W Heracles White ATX 3.1 Gaming PSU, 80+ Bronze, 140mm Ultra-Quiet FDM Fan, Flat White Cables, PCIe 5.1, Power Lead Not Included power supply unit 24-pin ATX

View full specification

€75.99 inc. VAT

In stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

Out of stock

be quiet! Dark Power 14 850 W - 80 Plus Titanium power supply unit 20+4 pin ATX ATX Black

be quiet!MPN BP019EU

be quiet! Dark Power 14 850 W - 80 Plus Titanium power supply unit 20+4 pin ATX ATX Black

View full specification

€210.99 inc. VAT

Out of stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

Out of stock

Cooler Master V SFX Gold 850 ATX 3.1 power supply unit 850 W 24-pin ATX Black

Cooler MasterMPN MPY851SFHAV3EUK

Cooler Master V SFX Gold 850 ATX 3.1 power supply unit 850 W 24-pin ATX Black

View full specification

€103.99 inc. VAT

Out of stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

Out of stock

Cooler Master GX III Gold 850 power supply unit 850 W 24-pin ATX ATX Black

Cooler MasterMPN MPX8503AFABUK

Cooler Master GX III Gold 850 power supply unit 850 W 24-pin ATX ATX Black

View full specification

€141.99 inc. VAT

Out of stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

Out of stock

Cooler Master GX II Gold 850 ATX 3.1

Cooler MasterMPN MPX8503AFA2EBUK

Cooler Master GX II Gold 850 ATX 3.1

View full specification

€115.99 inc. VAT

Out of stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

Out of stock

MSI MAG A850GL PCIE5 WHITE power supply unit 850 W 20+4 pin ATX ATX

MSIMPN 4711377115407

MSI MAG A850GL PCIE5 WHITE power supply unit 850 W 20+4 pin ATX ATX

View full specification

€154.99 inc. VAT

Out of stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

Out of stock

Cooler Master X Silent Edge Platinum 850 power supply unit 850 W 24-pin ATX ATX Black

Cooler MasterMPN MPS8501AZAPBUK

Cooler Master X Silent Edge Platinum 850 power supply unit 850 W 24-pin ATX ATX Black

View full specification

€227.99 inc. VAT

Out of stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

MSI MAG A850GL PCIE5 power supply unit 850 W 20+4 pin ATX ATX Black

MSIMPN 4711377087254

MSI MAG A850GL PCIE5 power supply unit 850 W 20+4 pin ATX ATX Black

View full specification

€142.99 inc. VAT

In stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

Out of stock

Cooler Master MPE-8501-AFAAG-UK power supply unit 850 W 24-pin ATX ATX Black

Cooler MasterMPN MPE8501AFAAUK

Cooler Master MPE-8501-AFAAG-UK power supply unit 850 W 24-pin ATX ATX Black

View full specification

€108.99 inc. VAT

Out of stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

Out of stock

Cooler Master MWE Gold 850 V2 ATX 3.0 Ready power supply unit 850 W 24-pin ATX Black

Cooler MasterMPN MPE8501AFAA3UK

Cooler Master MWE Gold 850 V2 ATX 3.0 Ready power supply unit 850 W 24-pin ATX Black

View full specification

€75.99 inc. VAT

Out of stock

FREE deliveryStandard, 3–5 working days
Express 1–3 working days €9.99

Product details

1 2

Next

Contact Us

Head Office:
Back to the Office Retail Limited, Unit 3D North Point House, North Point Business Park, New Mallow Road, Cork, T23 AT2P, Ireland

Email: hello@backtotheoffice.ie

Phone: +44 20 8064 1353

Pay later with Klarna. Borrowing more than you can afford or paying late may negatively impact your financial status and ability to obtain credit. Subject to status. Ts&Cs and late fees apply. Klarna.com/uk/terms-and-conditions