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    1200W PSUs

    27 Results
    Asus ROG Strix 1200W ATX 3.1 PCIe 5.0 80 Plus Platinum Modular Power Supply
    efficiency label
    Asus ROG Strix 1200W ATX 3.1 PCIe 5.0 80 Plus Platinum Modular Power Supply
    POW-ASU-03792
    (2)
    ROG Strix 1200W Platinum is a cool and quiet PSU with stable power delivery, engineered for efficiency with GaN MOSFET and intelligent stabilizer in striking style.
    £229.90
    Incl. VAT
    In Stock
    Free Delivery
    Lian Li SX Platinum 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply
    efficiency label
    Lian Li SX Platinum 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply
    POW-LIA-06701
    (1)
    1200W PSU, Modular design, 80 PLUS Platinum, Compliant with the ATX 3.1 standard, 120mm FDB fan with Zero RPM mode, Flexible braided cables
    £139.99
    Incl. VAT
    In Stock
    be quiet! Dark Power 14 1200W ATX 3.1 PCIe 5.1 80 Plus Titanium Modular Power Supply
    efficiency label
    be quiet! Dark Power 14 1200W ATX 3.1 PCIe 5.1 80 Plus Titanium Modular Power Supply
    POW-BEQ-06572
    (1)
    Introducing the 14th generation, Dark Power is more than just an update. This powerhouse of a power supply stands for the very best we as PSU experts can offer. Among the many features are our internally developed Silent Wings fan, state-of-the-art technology and components of highest quality such as Japanese capacitors. In short: Dark Power is our high-end power supply series. Built for everyone who takes their systems seriously.
    £219.95
    Incl. VAT
    In Stock
    Asus ROG STRIX EQ 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply
    efficiency label efficiency label
    Asus ROG STRIX EQ 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply
    POW-ASU-08458
    (0)
    ROG Strix 1200W Platinum Fully Modular ATX Power Supply, 80 PLUS Platinum Certified, Cybenetics Platinum certified, ATX 3.1, PCIE 5.1, ROG EQUALIZER 12V-2x6 Connector, Patented “GPU-FIRST” Intelligent Voltage Stabiliser, 10-Year Warranty
    £239.99
    Incl. VAT
    In Stock
    Save 10%
    Asus ROG THOR EQ 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply
    efficiency label efficiency label
    Asus ROG THOR EQ 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply
    POW-ASU-08456
    (0)
    Asus ROG Thor 1200W Platinum III PSU, ROG EQUALIZER, 80 PLUS Platinum Certified, ATX 3.1, GaN MOSFET, Intelligent Voltage Stabiliser, Magnetic OLED Display, 10-Year Warranty
    Price reduced from £399.95 to £359.95
    Incl. VAT
    In Stock
    Free Delivery
    Lian Li SX Platinum 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply - White
    efficiency label
    Lian Li SX Platinum 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply - White
    POW-LIA-06702
    (0)
    1200W PSU, Modular design, 80 PLUS Platinum, Compliant with the ATX 3.1 standard, 120mm FDB fan with Zero RPM mode, Flexible White braided cables to match your build
    £139.99
    Incl. VAT
    In Stock
    Antec HCG 1200 Pro 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply
    efficiency label
    Antec HCG 1200 Pro 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply
    POW-ATC-02747
    (2)
    HCG1200 PRO Platinum ATX 3.1 FOR THE ULTIMATE GAMER
    £209.99
    Incl. VAT
    In Stock
    Free Delivery
    Phanteks AMP GH 1200W V2 ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply
    efficiency label
    Phanteks AMP GH 1200W V2 ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply
    POW-PHK-06078
    (0)
    ATX 3.1 power supply, 1200W, 80 PLUS Platinum certified, Fully modular, Automatic hybrid cooling solution, Native 12V-2x6 power delivery
    £159.90
    Incl. VAT
    In Stock
    Save 24% Free Delivery
    Kolink Regulator 1200W ATX 3.0 PCIe 5.0 80 Plus Gold Modular Power Supply
    efficiency label
    Kolink Regulator 1200W ATX 3.0 PCIe 5.0 80 Plus Gold Modular Power Supply
    CA-07X-KK
    (0)
    ATX 3.0 PSU, 12VHPWR 600W cable, Fully Modular, Switchable semi-fanless mode, Japanese capacitors, 120mm FDB fan, Extensive safety functions (OVP, UVP, OPP, SCP, OCP, OTP, SIP)
    Price reduced from £145.00 to £109.99
    Incl. VAT
    In Stock
    Save 2%
    MSI MAG A1200PLS 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply
    efficiency label efficiency label
    MSI MAG A1200PLS 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply
    POW-MSI-08272
    (0)
    MSI's mainstream MAG series epitomises stability and durability and is built to withstand the most intense gaming sessions. The entire lineup features robust construction with metallic-like hardness and excellent heat dissipation, ensuring stability for all critical gaming components.
    Price reduced from £179.99 to £175.00
    Incl. VAT
    In Stock
    Free Delivery
    Phanteks AMP GH 1200W V2 ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply - White
    efficiency label
    Phanteks AMP GH 1200W V2 ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply - White
    POW-PHK-06079
    (0)
    ATX 3.1 power supply, 1200W, 80 PLUS Platinum certified, Fully modular, Automatic hybrid cooling solution, Native 12V-2x6 power delivery
    £169.90
    Incl. VAT
    In Stock
    Save 10%
    FSP Hydro PTM PRO 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply
    efficiency label
    FSP Hydro PTM PRO 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply
    POW-FSP-06661
    (0)
    The FSP Hydro PTM PRO ATX 3.1 series delivers cutting-edge performance with ATX 12V v3.1 compatibility, single-rail +12 V architecture and 80 PLUS Platinum certification for ultra-efficient power delivery. With fully-modular cabling, an eco-switch semi-fanless mode and full protection circuitry (OCP/OVP/OPP/SCP/OTP/UVP), it’s built for high-end PCs demanding reliable, future-proof power.
    Price reduced from £199.99 to £179.99
    Incl. VAT
    In Stock
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    APNX MAX G1 1200W ATX 3.1 PCIe 5.1 80 Plus Gold Modular Power Supply
    efficiency label efficiency label
    APNX MAX G1 1200W ATX 3.1 PCIe 5.1 80 Plus Gold Modular Power Supply
    POW-APN-05586
    (0)
    Compact high-end power supply, 1,200 watts output, 80 PLUS Gold & Cybenetics Platinum certified, quiet 135mm FDB fan with zero-RPM mode, ATX 3.1 & PCIe 5.1 ready, includes 12V 2x6-pin connector, Japanese capacitors for long lifespan
    Price reduced from £144.95 to £109.99
    Incl. VAT
    In Stock
    be quiet! Straight Power 12 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply
    efficiency label
    be quiet! Straight Power 12 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply
    CA-153-BQ
    (1)
    Straight Power 12 is a future-proof ATX 3.0 power supply with 80 PLUS® Platinum certification and virtually inaudible operation.
    £199.99
    Incl. VAT
    In Stock
    Free Delivery
    Lian Li RS 1200W RS Hub ATX 3.1 PCIe 5.1 80 Plus Gold Modular Power Supply
    efficiency label efficiency label
    Lian Li RS 1200W RS Hub ATX 3.1 PCIe 5.1 80 Plus Gold Modular Power Supply
    POW-LIA-06175
    (0)
    1200W PSU, Rotatable AC inlet, Fully modular with dual-side 24-pin output, 80 PLUS Gold, Compatible with the RS removable USB hub, Compliant with the ATX 3.1 standard, 135mm FDB cooling fan
    £119.99
    Incl. VAT
    In Stock
    Free Delivery
    Lian Li RS 1200W RS Hub ATX 3.1 PCIe 5.1 80 Plus Gold Modular Power Supply
    efficiency label efficiency label
    Lian Li RS 1200W RS Hub ATX 3.1 PCIe 5.1 80 Plus Gold Modular Power Supply
    POW-LIA-06174
    (0)
    1200W PSU, Rotatable AC inlet, Fully modular with dual-side 24-pin output, 80 PLUS Gold, Compatible with the RS removable USB hub, Compliant with the ATX 3.1 standard, 135mm FDB cooling fan
    £119.99
    Incl. VAT
    In Stock
    Asus TUF Gaming 1200W ATX 3.1 PCIe 5.0 80 Plus Gold Modular Power Supply
    efficiency label
    Asus TUF Gaming 1200W ATX 3.1 PCIe 5.0 80 Plus Gold Modular Power Supply
    CA-06J-AS
    (1)
    The TUF Gaming 1200W Gold is an efficient, resilient and dependable PSU that’s engineered for the long haul.
    £199.99
    Incl. VAT
    In Stock
    Free Delivery
    Phanteks Revolt 1200W ATX 3.0 PCIe 5.0 80 Plus Platinum Modular Power Supply
    efficiency label
    Phanteks Revolt 1200W ATX 3.0 PCIe 5.0 80 Plus Platinum Modular Power Supply
    CA-0CL-PT
    (0)
    ATX form factor PSU, 1200W, 80 PLUS Platinum certified, Fully Modular, NO CABLES INCLUDED, Native 12VHPWR Support
    £214.98
    Incl. VAT
    In Stock
    Asus ROG Loki SFX-L 1200W ATX 3.1 PCIe 5.1 80 Plus Titanium Modular Power Supply
    efficiency label
    Asus ROG Loki SFX-L 1200W ATX 3.1 PCIe 5.1 80 Plus Titanium Modular Power Supply
    POW-ASU-02207
    (1)
    The World's Quietest and Most Powerful SFX-L PSU
    £324.95
    Incl. VAT
    In Stock
    Save 3%
    Antec NE1200 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply
    efficiency label efficiency label
    Antec NE1200 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply
    POW-ATC-08121
    (0)
    Introducing the NeoECO Platinum ATX3.1 power supply, crafted to deliver exceptional performance and rock-solid stability for gamers and enthusiasts. Featuring next-generation ATX 3.1 and PCIe 5.1 support, high-quality Japanese capacitors, and 80 PLUS® Platinum efficiency, it ensures outstanding and consistent power delivery.
    Price reduced from £149.95 to £144.95
    Incl. VAT
    In Stock
    Lian Li EDGE V2 USB Hub 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply
    efficiency label efficiency label
    Lian Li EDGE V2 USB Hub 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply
    POW-LIA-08768
    (0)
    1200W power supply, Platinum efficiency certifications, Fully modular design, L-shaped form factor, Includes a modular USB/PWM hub
    £154.96
    Incl. VAT
    Pre Order
    Save 12%
    be quiet! Power Zone 2 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply
    efficiency label efficiency label
    be quiet! Power Zone 2 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply
    POW-BEQ-07468
    (0)
    1200W PSU, Fully modular, 80 PLUS Platinum, ATX 3.1 and PCIe 5.1 compliant, Pure Wings 3 140mm fan
    Price reduced from £174.95 to £152.99
    Incl. VAT
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    be quiet! Pure Power 13 M 1200W ATX 3.1 PCIe 5.1 80 Plus Gold Modular Power Supply
    efficiency label efficiency label
    be quiet! Pure Power 13 M 1200W ATX 3.1 PCIe 5.1 80 Plus Gold Modular Power Supply
    POW-BEQ-07494
    (0)
    1200W PSU, Fully modular, 80 PLUS Gold, ATX 3.1 and PCIe 5.1 compliant, Semi-passive cooling with a 120mm fan
    Price reduced from £149.99 to £128.99
    Incl. VAT
    Pre Order
    be quiet! Dark Power Pro 14 IO 1300W ATX 3.1 PCIe 5.1 80 Plus Titanium Modular Power Supply
    efficiency label efficiency label
    be quiet! Dark Power Pro 14 IO 1300W ATX 3.1 PCIe 5.1 80 Plus Titanium Modular Power Supply
    POW-BEQ-09191
    (0)
    Dark Power Pro 14 IO 1300W features a high-performance heat sink design with an integrated fan that can be configured in the be quiet! IO Center software.
    £399.95
    Incl. VAT
    Pre Order
    Lian Li EDGE V2 USB Hub 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply - White
    efficiency label efficiency label
    Lian Li EDGE V2 USB Hub 1200W ATX 3.1 PCIe 5.1 80 Plus Platinum Modular Power Supply - White
    POW-LIA-08769
    (0)
    1200W power supply, Platinum efficiency certifications, Fully modular design, L-shaped form factor, Includes a modular USB/PWM hub
    £154.96
    Incl. VAT
    Pre Order
    Free Delivery
    Lian Li EDGE 1200W with USB Hub ATX 3.1 PCIe 5.1 80 Plus Gold Modular Power Supply - White
    Lian Li EDGE 1200W with USB Hub ATX 3.1 PCIe 5.1 80 Plus Gold Modular Power Supply - White
    POW-LIA-03761
    (1)
    1200W PSU, 80 PLUS Gold Rating, Fully Modular, L-Shaped Form Factor, Native support for 12V-2X6, Removable USB 2.0 Hub
    £149.99
    Incl. VAT
    Out of Stock
    See Details
    Asus ROG Thor 1200W ATX 3.1 PCIe 5.0 80 Plus Platinum Modular Power Supply
    efficiency label
    Asus ROG Thor 1200W ATX 3.1 PCIe 5.0 80 Plus Platinum Modular Power Supply
    POW-ASU-04706
    (0)
    ROG THOR 1200W PLATINUM III ULTIMATE POWER. UNMATCHED STABILITY
    £399.95
    Incl. VAT
    Out of Stock
    See Details

    PC Power Supplies 1200w PSUs


    Seasonic VERTEX GX-1200 1200W 80+ Gold Modular Power Supply

    Unleash the full potential of your enthusiast-grade hardware with our impressive selection of 1200W PC Power Supplies. These high-wattage PSUs are designed to meet the demands of even the most power-hungry gaming setups. Whether you're a hardcore gamer, content creator, or a PC enthusiast, our 1200W power supplies provide the robust power delivery you need for peak performance. What’s more, you can choose from industry-leading brands including Corsair, ASUS ROG, Kolink, and be quiet!


    ATX 3.0 blog image

    Want to Read More?

    Not sure if you need an ATX 3.0 power supply or not? Don’t worry, the Overclockers UK Blog has you covered with this extensive guide.

    Read More