Power Supplies
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Out of stockBrand New
Corsair RM850x 850W Fully Modular ATX 3.1 Power Supply PSU Gold
Corsair
RRP £140.00£104.99850W Cybenetics Gold-certified efficiency for cool, quiet, and reliable power deliveryFully modular design with Type-4 connectors for clean and easy cable managementATX 3.1 compliant and PCIe 5.1...RRP £140.00£104.99 -
Out of stockBrand New
MSI MAG A750GL PCIE5 750W 80+ Gold Fully Modular ATX 3.0 Gaming PSU
MSI
£84.99750W power output with 80 PLUS Gold certification for up to 90% energy efficiencyATX 3.0 compatible and PCIe 5.0 ready with a native 16-pin connector for modern GPUsFully modular design with flat...£84.99 -
Out of stockExcellent Refurbished
MSI MAG A850GN PCIE5 80+ Gold Power Supply Unit PSU
MSI
RRP £119.00£74.99Stunning all-black design including cables-perfect for themed PC builds.Native PCIe 5.0 support with a 12VHPWR connector for next-gen GPUs.Compact 140mm length ensures easy fitment in a wide variety...RRP £119.00£74.99 -
Out of stockOpen Box
MSI MPG 850W Power Supply 80+ Gold Fully Modular ATX 3.0 PCIe 5.0 PC Gaming PSU
MSI
RRP £109.99£94.99850W Continuous Output — reliable and steady power delivery for high-performance gaming rigs and creator systemsATX 3.0 & PCIe 5.0 Ready — includes native 16-pin 12VHPWR connector supplying up to...RRP £109.99£94.99 -
Out of stockBrand New
MSI MAG A650GL 650W 80+ Gold Fully Modular ATX Power Supply
MSI
£64.9980 PLUS Gold Certified: Delivers up to 90% efficiency for reduced power consumptionFully Modular Design: Connect only the cables you need to eliminate clutter120mm FDB Fan: Fluid Dynamic Bearing fan...£64.99 -
Out of stockBrand New
MSI MAG A550BN 550W Power Supply 80 PLUS Bronze ATX PSU PC Gaming Low Noise Fan
MSI
£37.99550W continuous power output — delivers stable, dependable wattage tailored for mainstream desktop and gaming PCs120mm low-noise fan — sleeve bearing design provides quiet operation while maintaining...£37.99 -
Out of stockBrand New
FSP Cannon Pro 2500W Fully Modular 80 PLUS Platinum ATX 3.1 Power Supply
FSP
£491.992500W total power with 80 PLUS Platinum certification for up to 94% efficiency.ATX 3.1 and PCIe Gen 5.1 ready, supporting high-power excursions for modern hardware.Features 4 native PCIe 12V-2x6...£491.99 -
Out of stockBrand New
ASUS Pro WS 2200W Platinum ATX 3.1 Power Supply, 80 PLUS Platinum, PCIe 5.1, 4x 16-pin 12V-2x6 - 90YE00Z1-B0NA00
Asus Accessories
£458.992200W total output, 80 PLUS Platinum certified, active PFC; 200-240Vac inputATX 3.1 compatible and PCIe 5.1 ready with native 12V-2x6 connectors; ASUS rates it for up to four GeForce RTX 5080...£458.99 -
Out of stockBrand New
Antec Signature 2200 Platinum 2200W ATX 3.1 Power Supply Fully Modular, 80 PLUS Platinum, PCIe 5.1 Ready, AI-Assisted Smart Fan Control, 12V-2x6 Connector
ANTEC
£430.99Wattage: 2200WSize/Version: ATX 3.1Modular: FullySATA Connections: 18Certification: PlatinumColour: BlackThe Antec Signature 2200 Platinum ATX 3.1 Power Supply is built for uncompromising...£430.99 -
Out of stockBrand New
ASUS ROG Thor 1200W Platinum III ATX 3.1 Power Supply, 80 PLUS Platinum, OLED Display, White - 90YE00V9-B0NA00
Asus Accessories
£394.991200W ATX power supply, 80 PLUS Platinum certified, 100-240V with active PFCNext-gen GaN MOSFET and "GPU-First" voltage sensing with patented intelligent stabiliserATX 3.1 compliant with native...£394.99 -
Out of stockBrand New
GIGABYTE UD1600PM PG5 1600W 80 PLUS Platinum ATX 3.1 Power Supply - GP-UD1600PM PG5
Gigabyte
£281.991600W continuous output with a single +12V rail delivering up to 133.3A80 PLUS Platinum certified for high electrical efficiency under loadATX 3.1 and PCIe Gen 5.0 ready with four 16-pin PCIe power...£281.99 -
Out of stockOpen Box
ASUS ROG Strix 1200W Platinum PSU ATX 3.1 Fully Modular PCIe 5.1 GaN Power Supply
Asus
£189.99ASUS ROG Strix 1200W Platinum power supply, part number 90YE00W0-B0NA0080 PLUS Platinum efficiency with a GaN MOSFET designATX 3.1 compliant with a native 12V-2x6 16-pin connector for PCIe 5.x...£189.99 -
Out of stockBrand New
be quiet! Power Zone 2 1200W ATX 3.1 Power Supply, 80 PLUS Platinum, Fully Modular, 140mm Fan - BP030EU
BeQuiet
RRP £199.99£185.991200W ATX 3.1 power supply (1270W peak) with 80 PLUS Platinum and Cybenetics Platinum rating, up to 94.3% efficiencyFully modular cabling with two 90° angled 12V-2x6 connectors, PCIe 5.1...RRP £199.99£185.99 -
Out of stockBrand New
NZXT C1200 Gold ATX 3.1 Power Supply 1200W 80 PLUS Gold Fully Modular White - PA-2G2BW-UK
NZXT
£155.991200W output with 80 PLUS Gold and Cybenetics Gold efficiency certifications for high-end systems.ATX 3.1 compliant with a native 12V-2x6 connector delivering up to 600W to RTX 50 Series graphics...£155.99 -
Out of stockBrand New
GIGABYTE GAMING 1000GM PG5 1000W 80 PLUS Gold Modular ATX PSU - GP-GME1000GM PG5
Gigabyte
£141.991000W continuous power output with a dedicated single +12V rail delivering 83.3A80 PLUS Gold certified with up to 90% efficiency under standard loadsATX 3.1 compliant with native 16-pin PCIe...£141.99 -
Out of stockBrand New
NZXT C1000 Gold ATX 3.1 1000W Fully Modular Power Supply - PA-0G2BB-UK
NZXT
£140.99ATX 3.1 compliant to handle power spikes and ensure stability for high-performance PC components.Native 12V-2x6 connector delivers up to 600W to NVIDIA GeForce RTX 50 and 40 Series graphics cards...£140.99 -
Out of stockBrand New
ASRock Phantom Gaming PG-1000G 1000W ATX Power Supply Unit, 80 Plus Gold Certified, 120mm Silent Cooling Fan, High Efficiency PSU
ASRock
£135.99Wattage: 1000WSize/Version: ATX 3.1Modular: FullySATA Connections: 12Certification: GoldColour: BlackASRock Phantom Gaming PG1000G Power Supply UnitPOWERFUL FUTURE BE READY FOR ATX 3.1 & PCIe 5.1The...£135.99 -
Out of stockBrand New
CORSAIR RM850e (2025) 850W Fully Modular Low-Noise ATX 3.1 Power Supply, Black - CP-9020296-UK
Corsair
RRP £157.62£122.99850W fully modular PSU - connect only the cables your build needsIntel ATX 3.1 certified with PCIe 5.1 support, handling 2x GPU transient power excursions120mm rifle bearing fan with a tuned fan...RRP £157.62£122.99 -
Out of stockBrand New
Antec NE1000 Platinum NeoEco 1000W Fully -Modular ATX 3.1 Power Supply, PCIe 5.1 Ready with 12V 2x6 Connector, 80 Plus Platinum Certified, 120mm FDB Silent Fan, 10-Year Warranty
ANTEC
£115.95Wattage: 1000WSize/Version: ATX 3.1Modular: FullySATA Connections: 9Certification: PlatinumColour: BlackAntec NE1000 NeoECO Platinum ATX3.1 power supplyIntroducing the NeoECO Platinum ATX3.1 power...£115.95 -
Out of stockBrand New
ASRock Steel Legend SL-850G 850W ATX Power Supply Unit, 80 Plus Gold Certified, 120mm Silent Cooling Fan, High Efficiency PSU
ASRock
£111.99Wattage: 850WSize/Version: ATX 3.1Modular: FullySATA Connections: 9Certification: GoldColour: BlackASRock Steel Legend SL850G Power Supply UnitNative PCIe 12V-2x6 CableDual Color DesignWith ASRock...£111.99 -
Out of stockBrand New
ASUS Prime AP-850G 850W 80 Plus Gold ATX 3.0 Power Supply, 16-Pin PCIe 5.0 Cable - 90YE00U0-B0NA00
Asus
£111.99850W ATX power supply from the ASUS Prime range80 Plus Gold certified, using low-ESR capacitors and other premium componentsATX 3.0 compliant, bundled with a 16-pin PCIe cable for PCIe Gen 5.0...£111.99 -
Out of stockBrand New
Seasonic CORE GX ATX 3.1 (SRP-CGX751-A5A32SF-W) 750W PSU, 120mm Fan, 80 PLUS Gold, Fully Modular, Individual White Cables with Braided Pattern, 7 Years Warranty - WHITE
Seasonic
£106.99Wattage: 750WSize/Version: ATX 3.1Modular: FullySATA Connections: 6Certification: GoldColour: WhiteThe Seasonic CORE GX 750W White is a fully modular ATX 3.1 power supply designed for modern gaming...£106.99 -
Out of stockBrand New
Seasonic CORE GC 750W 80 PLUS Gold ATX 3.1 Non-Modular PSU with 120mm Fan, Braided Cables & 5 Year Warranty, Black
Seasonic
£83.99Wattage: 750WSize/Version: ATX 3.1Modular: NoSATA Connections: 2Certification: GoldColour: BlackThe Seasonic CORE GC 750W is a compact fixed-cable ATX 3.1 power supply designed for reliable gaming,...£83.99 -
Out of stockBrand New
be quiet! Pure Power 13 M 550W is ATX 3.1 compliant and PCIe 5.1 compatible, 10-year manufacturer's warranty
BeQuiet
£83.9980 PLUS® Gold efficiency (up to 93.8%)ATX 3.1 PSU with full support for PCIe 5.1 GPUs and GPUs with 6+2 pin connectorsHandles massive power excursionsExceptionally silent semi-passive 120mm be quiet!...£83.99
About our Power Supplies
If you are looking to buy PC power supplies in the UK, TAB Retail offers a stocked selection of PSUs despatched from our Derbyshire warehouse. Whether you are building a silent home PC, a high-end gaming rig, or maintaining servers, we stock various wattages to suit your system. Our inventory includes options from trusted manufacturers such as Seasonic, ANTEC, BeQuiet, ASRock, EVO LABS, CRONUS, and Fujitsu.
- High-capacity ATX 3.1 modular power supplies
- Silent PSUs with 80 PLUS Gold, Platinum, and Titanium efficiency
- Redundant hot-plug server power supplies
Most of our power supplies are brand-new, though we also supply tested refurbished and used units. Brand-new items carry the manufacturer's warranty, while refurbished and used PSUs are backed by our 12-month warranty (cosmetic conditions are detailed in our refurbished grades guide). Every purchase is covered by our 60-day returns policy.
We offer free tracked UK delivery, with orders placed before 2pm Monday to Friday despatched the same working day, arriving the next working day for almost all mainland UK destinations. Because we sell directly, our prices here are lower than on our eBay and Amazon stores. We also provide VAT invoices with every order.