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Atx 3.0 Psu
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source: Amazon
MSI MAG A850GLS PCIE5 850W
Form Factor: ATXPower: 850 WPower supplyPower: 850 W, native 12V 2x6-pin PCIe connectorDimensions: 150 mm x 150 mm
£94.99

source: Amazon
ASUS PRIME Gold AP-850G 850W
Form Factor: ATXPower: 850 WPower supplyEfficiency: 80 PLUS Gold, ATX 3.0 compatibleFan: 135 mm with double ball bearingsConnector: 20+4 pin ATX, motherboard cable 61 cm, SATA 120,400 mm
£95.41

source: Amazon
ASUS ROG Thor Platinum III 1200W
Form Factor: ATXPower: 1,200 WActive cooling system with a fan and turbo modeFully modular cabling for easy cable managementMagnetic OLED display for real-time monitoring
£387.00

SilverStone Technology HELA 2050R Platinum - ATX 3.0 and PCIe 5.0 2050W Fully Modular ATX Power Supply Cybenetics Platinum, SST-HA2050R-PM PSU-MOD-014
Supports PCIe 12VHPWR connector with ATX 3.0 and PCIe Gen 5 standards High efficiency with Cybenetics Platinum certification Semi-passive operation mode integrated into the MCU to achieve optimized cooling performance 2050W continuous rated power for 24/7 operation Fully modular design with SilverStone's 3rd generation modular interface 2 x native 12VHPWR connector on modular interface with 3 x 12VHPWR cable included 120mm Dual Ball Bearing Fan with Advanced Semi-Fanless Operation
£439.97
Shipping: Free
Amazon Marketplace - Bosse Direct

source: GamingKit
Seasonic Core GX-850 850W
Form Factor: ATXPower: 850 WPower supplyEfficiency: 80+ GoldCooling: Active cooling
£120.18

VIOPDER 2X 400W PSU ATX Full Modular Power Supply FLEX Module Power Supply Low Noise for Small 1U (Flex ITX) Computer Chassis Uw16101tIVGz0OKt14-3
Cooling: Built-in cooling fan maintains optimal operating temperature for improved performance and reliability Efficient Power Supply: Experience the reliability of our 400W fully modular power supply, perfect for POS systems and small 1U (Flex ITX) computer cases, ensuring your system runs smoothly around the clock Low Noise Design: Optimized by intelligent temperature control system, the speed curve is balanced between performance and silence Advanced Protection: Equipped with over-current, over-voltage and short-circuit protection, our PSU ensures safety and durability and Compact Design: Made of sturdy metal and compact in size, the power supply is perfect for small spaces
£59.32
Shipping: Free
Amazon Marketplace - YangJian02

MSI MPG A850GS 850W ATX 3.1 80+ Gold Power Supply - PCIe 5.0 Compatible, Modular PSU, NVIDIA GeForce RTX Support MPG A850GS PCIE5
Experience unmatched reliability and efficiency with the MSI MPG A850GS PCIE5 Power Supply, delivering a robust 850W of power. Designed for ATX 3.1 compatibility, this 80+ Gold certified unit ensures exceptional energy conversion rates while maintaining peak performance for your high-demand systems. Its PCIe 5.0 readiness positions it as the perfect choice for future-proofing your setup. Elevate your gaming and computing experience with MSI's commitment to quality and durability.
£103.99
Shipping: £4.95
Box.co.uk

XPG Core Reactor II VE 650W 80 Plus Gold Fully Modular Power Supply, ATX 3.0/3.1 Compliant, 12WHP Cable, High Efficiency Gaming PSU (COREREACTORIIVE650G-BKCUS) SF-43378703394
Compliant with Intel’s latest ATX 3.1 design guide specifications Supports next-gen graphics cards with a 12V-2x6 cable. 80 PLUS GOLD and CYBENETICS GOLD certified efficiency FDB fan with intelligent fan control Wide range of protection mechanisms to ensure the safety and stability of both the PSU and the user’s PC system.
£126.08
Shipping: Free
Amazon Marketplace - MSAC GLOBAL LIMITED

Cooler Master MWE Gold 1250 V2 ATX 3.1 Fully Modular PSU (UK Plug) - ATX 3.1 Support, 80 PLUS Gold 1250W Power Supply, PCIe 5.1 Cabling, 140mm FDB Fan, High-Temperature Threshold, 10 Year Warranty B0DHGW1S57
80 PLUS GOLD - 90% efficiency (under typical loading) makes 80 PLUS Gold ideal for PC gaming systems with high energy demands - saving on utility costs and improving overall performance by reducing heat accumulated through inefficient energy conversion ATX 3.1 COMPATIBLE & FULLY MODULAR - Fully compliant with ATX 3.1 standard & PCIe 5.1 12VHPWR 90-degree connector; Complete cable management enables sophisticated case build aesthetics and improves internal ventilation HIGH-TEMPERATURE RESILIENCE - MWE Gold V2 PSUs feature a higher temperature threshold of 50°C making it a wise choice for overclocking or real-time/in-game 3D rendering on powerful GPU's or dedicated graphics cards 140MM FDB FAN - The 140mm fluid dynamic bearing (FDB) fan features smart thermal control mode with temperature-responsive fan-speed control and zero-RPM mode; This results in the PSU drawing less than 40% of rated output power thereby reducing noise POWERFUL & RELIABLE - The MWE Gold 1250 V2 ATX 3.1 comes with a broad array of modular cables (ATX 24 Pin x 1, EPS 4+4 Pin x 1, EPS 8-Pin x 1, SATA x 12, PCI-e 6+2 x 3, Peripheral 4-Pin x 4, & PCIe 5.1 12VHPWR x 1); Includes a 10 year warranty
£167.99
Shipping: Free
Amazon

Thermaltake Toughpower GF A3 1200W, True 600W 12VHPWR Connectors on PSU & NVIDIA RTX 40 Series, ATX 3.0/PCI-E 5.0, 80+ Gold, SLI/Crossfire Ready Power Supply, PS-TPD-1200FNFAGU-L, 10 Year Warranty SF-SEHEVANSTORE-44085169170
80 Plus Gold Certified & Fully Compatible with Intel ATX 3.0 Standards PCIe Gen 5.0 Ready Made to Comply with the Latest Graphics Cards High Amperage Single +12V Rail & High-Class Technologies Fully Modular Low-Profile Flat Cables
£298.24
Shipping: Free
Amazon Marketplace - Tony's✯Diamond

Thermaltake Toughpower GF3 1200W, True 600W 12VHPWR Connectors on PSU & NVIDIA RTX 40 series, ATX 3.0/PCI-E 5.0 Ready, 80+ Gold, SLI/Crossfire Ready Power Supply, PS-TPD-1200FNFAGU-4, 10 Year Warranty SF-MTHSHOPPNG-43368070667
Fully Compatible With Intel PSDG ATX 3.0 Specifications PCIe Gen 5.0 Ready 100% High Quality Japanese 105°C/221°F Capacitors Fully Modular Low-Profile Flat Cable Ultra Quiet Smart Zero Fan
£342.62
Shipping: Free
Energy Rating: 80 Plus Gold
Amazon Marketplace - Tony's✯Diamond

Thermaltake Toughpower GF A3 1200W, True 600W 12VHPWR Connectors on PSU & NVIDIA RTX 40 Series, ATX 3.0/PCI-E 5.0, 80+ Gold, SLI/Crossfire Ready Power Supply, PS-TPD-1200FNFAGU-L, 10 Year Warranty UK-COMP3MIXGI2177CABEDF
80 Plus Gold Certified & Fully Compatible with Intel ATX 3.0 Standards PCIe Gen 5.0 Ready Made to Comply with the Latest Graphics Cards High Amperage Single +12V Rail & High-Class Technologies Fully Modular Low-Profile Flat Cables
£298.25
Shipping: Free
Amazon Marketplace - Seahaven Store

Thermaltake Toughpower GF3 1350W, True 600W 12VHPWR Connectors on PSU & NVIDIA RTX 40 series, ATX 3.0/PCI-E 5.0 Ready, 80+ Gold, SLI/Crossfire Ready Power Supply, PS-TPD-1350FNFAGU-4, 10 Year Warranty B0BF4BJBQB
Fully Compatible With Intel PSDG ATX 3.0 Specifications PCIe Gen 5.0 Ready 100% High Quality Japanese 105°C/221°F Capacitors Fully Modular Low-Profile Flat Cable Ultra Quiet Smart Zero Fan
£214.98
Shipping: £26.09
Energy Rating: 80 Plus Gold
Amazon Marketplace - Amazon US

darkFlash PMT1250 Fully Modular Power Supply ATX 3.1& PCIe 5.1 Ready, 12VHPWR Cable Included, 100% Japanese 105°C Capacitors, 80 Plus Gold Gaming PSU, Compact 150mm Size, 5 Year Warranty(Black) B0F87MQ7VY
[ATX 3.1 & PCIe 5.1 Compatibility] The gaming power supply supports up to 200% total power excursion and 300% GPU power excursion, offering greater stability and security than ATX 3.0 power supplies. [80 PLUS Gold Efficiency] The 1250-watt PC power supply enjoys up to 90% energy efficiency, reducing power waste and lowering electricity bills while ensuring stable system performance. [105°C-Rated JP Capacitors] Utilizes high-quality all-Japanese capacitors for exceptional durability and stability, ensuring reliability under high load conditions. [Native 12VHPWR Cable] The 12V-2x6 connector delivers up to 600W of power to PCIe 5.1 graphics cards. With a DC-DC structure, Full Bridge LLC resonance assistance, and 12V synchronous rectification. it ensures a stable and safe output, making it compatible with Nvidia RTX 30/40 Super and AMD GPUs. [Fully Modular Design] The fully modular cable design allows you to connect only the cables you need, simplifying cable management and improving airflow within the case for better cooling.
£146.66
Shipping: £22.11
Amazon Marketplace - Amazon US

Cooler Master MWE Gold 1050 V2 ATX 3.0 1050W
Form Factor: ATXPower: 1,050 WPower SupplyOutput Power: 1050 WCable Management: Yes, 6x PCI-Express (6+2-Pin)Input Voltage: 90-264 V, Input Frequency: 47-63 HzDimensions: W 150 mm, D 180 mm, H 86 mm
Standard delivery in 3 working days
£236.84
Shipping: Free
GamingKit

XPG Core Reactor II 850W ATX3.0-80 Plus Gold ATX Fully Modular Modular Power Supply SF-IMPARATOR-43334575813
Intel ATX 3.0 12 VHPWR (12+4) Connector Compliant Design Guide Efficiency certified Gold by 80 PLUS and Cybenetics. 100% Japanese capacitors 105°C for stability and reliability. Available in 1200W, 1000W, 850W, 750W and 650W models. FDB fan with intelligent fan control.
£188.70
Shipping: Free
Amazon Marketplace - OTL GLOBAL

XPG Core Reactor II 850W ATX3.0-80 Plus Gold ATX Fully Modular Modular Power Supply SF-41329912581
Intel ATX 3.0 12 VHPWR (12+4) Connector Compliant Design Guide Efficiency certified Gold by 80 PLUS and Cybenetics. 100% Japanese capacitors 105°C for stability and reliability. Available in 1200W, 1000W, 850W, 750W and 650W models. FDB fan with intelligent fan control.
£170.19
Shipping: Free
Amazon Marketplace - Tengu Trade

StarTech.com 430 Watt ATX12V 2.3 80 Plus White Computer Power Supply w/ Active PFC - 430W ATX Active PFC Power Supply ATX 12V - 12cm Fan (ATX2PW430WH) B00G0LWD30
Reduce operation cost and energy consumption with an 80 Plus certified power supply Universal compatibility supporting EPS and ATX Intel/AMD motherboards 80 Plus Certified Active Power Factor Correction (A-PFC) Support for Intel and AMD Systems
£63.70
Shipping: Free
Energy Rating: 80 Plus
Amazon

Antec GSK ATX3.1 850W 80 Plus Gold Full Modular Power Supply 0-761345-20049-3>>Antec
ATX 3.1 and PCIe 5.1 compatible - Supports NVIDIA RTX 40 & Future RTX 50 Series GPUs with 12VHPWR (12+4-pin) connector. PhaseWave Server Class Design: High-end DC-DC conversion with synchronous rectification ensures excellent voltage stability. 80 Plus Gold Certified: Provides constant energy efficiency and optimised thermal performance for gamers and professionals. 120 mm FDB Silent Fan - Fluid dynamic layer fan with zero rpm mode, which will only activated when necessary for fast silent cooling. Fully modular cables: allows individual arrangement of cables for clean designs and better air circulation.
£126.38
Shipping: Free
Amazon Marketplace - MoreCoCo

SilverStone Technology HELA 2050R Platinum - ATX 3.0 and PCIe 5.0 2050W Fully Modular ATX Power Supply Cybenetics Platinum, SST-HA2050R-PM
Supports PCIe 12VHPWR connector with ATX 3.0 and PCIe Gen 5 standards High efficiency with Cybenetics Platinum certification Semi-passive operation mode integrated into the MCU to achieve optimized cooling performance 2050W continuous rated power for 24/7 operation Fully modular design with SilverStone's 3rd generation modular interface 2 x native 12VHPWR connector on modular interface with 3 x 12VHPWR cable included 120mm Dual Ball Bearing Fan with Advanced Semi-Fanless Operation
£485.99
Shipping: Free
Amazon Marketplace - Bosse Direct

Corsair RM850x SHIFT Fully Modular ATX Power Supply - 80 PLUS Gold - ATX 3.1 - PCIe 5.1 - Zero RPM - Modular Side Interface - Black B0BPMXQRDY
Fully Modular Micro-Fit PSU Connectors: CORSAIR Type 5 Gen 1 micro-fit PSU cables mean you only connect the cables your system needs while taking up less space Intel ATX 3.1 Certified: Compliant with the ATX 3.1 power standard, supporting the PCIe Gen 5.1 platform and resisting transient power spikes Zero RPM Fan Mode Support: At low and medium loads the cooling fan switches off entirely for near-silent operation 100 percent 105°C-Rated Japanese Electrolytic Capacitors: Premium internal components deliver unwavering power delivery and long-term reliability Modern Standby Compatible: Extremely fast wake-from-sleep times and better low-load efficiency
£125.36
Shipping: Free
Energy Rating: 80 Plus Gold
Amazon
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