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  9. 1200 watt power supply – The 15 best products in comparison

1200 watt power supply – The 15 best products in comparison

Comparative winner of the editors be quiet! Straight Power 11 Platinum 1200W PC power supply, black, 6X PCIe BN310

1200 watt power supply – The 15 best products in comparison

Recommended products in the "1200 watt power supply" section

We have products in the range "1200 watts Power Supplies" compared with each other and put together recommendations for you. Here you will find the top 15 in the “1200 watt power supply” section.

1200 watt power supply – the most important things at a glance

When choosing a 1200 watt power supply, the focus should be on product features such as efficiency, noise level and module design. High-quality power supplies have an 80 PLUS Gold or higher certification, which emphasizes their efficiency. Differences between the products can exist in the module design, ie whether they are fully modular, semi-modular or non-modular. Quiet power supplies with a whisper-quiet fan and high-quality capacitors go through rigorous testing to minimize disruptive noise. When making your selection, also pay attention to the number and type of connections and cables, as these Performance your computer can contribute. Finally, the length of the manufacturer's warranty can also vary, with some manufacturers offering up to 10 years of warranty on their 1200W power supplies.

The bestsellers in the "1200 watt power supply" segment

A list of the best sellers under the category "1200 watt power supply" you can find here. Here you can find out which products other users have bought particularly often.

Bestseller no. 1
be quiet! Straight Power 11 Platinum 1200W PC power supply, black, 6X PCIe BN310
  • be quiet! Straight Power 11 1200W Platinum power supply unit 20+4 pin ATX ATX Black
Bestseller no. 2
Corsair HX1200 PC power supply (fully modular cable management, 80 Plus Platinum, 1200 Watt, EU), black, CP-9020140-EU
  • 80 Plus Platinum generates less heat and uses less power than less efficient power supplies
  • Fully modular: The user can easily remove unnecessary cables, resulting in a system with a cleaner look and better airflow
  • 135mm FDB fan with Zero RPM mode: Virtually silent operation at low loads; Selector switch for +12V voltage rails. The user has the choice of a single +12V rail or multiple +12V rails
  • Manufacturing guarantee: 10 years on sale and dispatch by Amazon. When selling and shipping by a third-party supplier, the details of the respective seller apply
  • Scope of delivery: HX1200 power supply unit, mains cable, fastening screws (4 pieces), cable tie set, manual, housing sticker
Bestseller no. 3
ASUS ROG Thor 1200W Platinum II power supply (1200W, Aura Sync, OLED display, 0dB cooling, PCIe 5.0 Ready)
  • The Lambda certification A++ confirms that the Thor works with optimal discretion
  • ROG heatsinks cover critical components to reduce temperatures and noise
  • The 135mm Axial-Tech fan with PWM control keeps temperatures under control and makes less noise
  • 80 Plus Platinum Certification: Made with Japanese capacitors and other high quality components
  • With the OLED display, you can check the power consumption in real time
Bestseller no. 4
Thermaltake Toughpower GF 3 1200W | PC ATX 3.0 power supply | PCIe Gen 5.0 | 80 Plus Gold | fully modular | quieter 140 fan | EU certified | black, tough power GF3 1200W
  • ✔️Full compatibility with Intel PSDG ATX 3.0 specifications
  • ✔️PCIe Gen 5.0 ready
  • ✔️Ultra quiet Smart Zero fan with 8.7 dB(A) to 28.4 dB(A)
  • ✔️<30mV Low noise design
  • ✔️Extremely strict voltage regulation <±2%
Bestseller no. 5
Thermaltake Toughpower GF A3 1200W Gold | Fully modular | ATX 3.0 | PCIe Gen 5
  • ✔️ 80Plus Gold certified
  • ✔️ Compatible with Intel ATX 3.0 specifications and with native PCIe Gen 5.0 interface (12+4 pin)
  • ✔️ Fully modular for optimal cable management
  • ✔️ Quiet 120mm smart fan with hydraulic bearing with 12.8dB(A) to 31.7 dB(A)
  • ✔️ High quality Japanese main capacitors
Bestseller no. 6
Enermax Revolution DF 2 ATX Compact Gaming & Streaming PC Power Supply 1200W 80Plus Gold (Semi-Modular, Ribbon Cable, Semi-Fanless), ERS1200EWT, black
  • Patented DFR (Dust Free Rotation) Technology: Reduces dust accumulation on the fan blades by rotating the fan backwards for a few seconds after starting the power supply to remove the accumulated dust.
  • Extremely compact housing design: With a depth of only 14 cm, the Revolution DF 2 is ideal for compact gaming and streaming PCs (D 14 cm x W 15 cm x H 8,6 cm).
  • Intelligent semi-fanless control: The Revolution DF 2 series works completely silently up to a system load of 20%. Only then does the 12cm FDB fan ensure continuous low-noise cooling.
  • 80Plus Gold energy saving certificate: More than 92 percent efficiency in the 230 volt network with a load of 20 to 100 percent.
  • Outstanding performance: high-efficiency LLC resonant converter and DC-to-DC circuit design for higher output efficiency and voltage stability; Extremely stable single +12V rail, which has up to twice the maximum output power for a short time; Sufficient protection guaranteed by OVP, UVP, OPP, SCP and OTP
Bestseller no. 7
NZXT C1200 Power Supply - PA-2G1BB-EU - 1200 Watt Gaming PC Power Supply - ATX 3.0 - PCIe 5.0 12VHPWR Connector - 80 Plus Gold Efficiency - Fully Modular - Zero Fan Mode - Black
  • NZXT C1200 Power Supply - PA-2G1BB-EU - 1200 Watt Gaming PC Power Supply - ATX 3.0 - PCIe 5.0 12VHPWR Connector - 80 Plus Gold Efficiency - Fully Modular - Zero Fan Mode - Black
Bestseller no. 8
be quiet! Pure Power 12 M 1200W, ATX 3.0 and PCIe 5.0 compatible, 80 Plus Gold, modular power supply, 12VHPWR cable included, 120mm be quiet! Fan, BN346
  • The Pure Power 12 M 1200W is 80 PLUS Gold certified and achieves an outstanding efficiency of 93,7%. And it's worth it: less energy consumption means lower costs, better cooling and quieter operation.
  • Pure Power 12M 1200W is an ATX 3.0 power supply and comes with a 12VHPWR connector for next-gen PCIe 5.0 graphics cards and PCIe 6+2 connectors for current graphics cards.
  • Pure Power 12 M offers 1200W of continuous power on 2 independent 12V rails. Even if the graphics card demands excessive performance for short periods of time: the Pure Power 12 M 1200W can handle peak loads of up to twice the nominal load without any problems.
  • The extraordinarily quiet 120mm be quiet! fan achieves the best possible balance between effective cooling and quiet operation. The airflow-optimized fan blades, which reduce noise-causing turbulence, achieve the extremely quiet operation for which be quiet! is so well known.
  • Thanks to LLC topology, the Pure Power 12 M 1200W offers first-class voltage regulation. Therefore, it is the best choice for building very quiet systems, as well as upgrading gaming PCs and media editing PCs.
Bestseller no. 9
Gigabyte Aorus GP-AP1200PM Power Supply Unit 1200 W 20+4 pin ATX ATX Black
  • Gigabyte aorus p12 00w total power: 12 00 w, ac input voltage: 100 - 2 4 0 v, ac input frequency: 5060 hz
  • Purpose: pc, power supply unit (psu) form factor: atx, 80 plus certification: 80 plus platinum product colour: black cooling: active fan diameter: 14 cm width: 150 mm depth: 86 mm height: 160 mm
  • Motherboard connector plug: 2 04 pin ATX, motherboard power cable length: 61cm, SATA power cable length: 150,650mm
  • Gigabyte GP-AP12 00pm
  • Item packaging weight: 1,0 kg
  • GP-AP12 00PMEU
Bestseller no. 10
Silverstone SST-HA1200R-PM - HELA Cybenetics Platinum fully modular ATX power supply, 1200W, PCIe 5.0
  • Equipped with a Gen5-12VHPWR PCIe connector that meets the Intel ATX 3.0 specification standard
  • Cybenetics Platinum efficiency
  • Continuous 24/7 output at an operating temperature of 50°C
  • 100% modular cables
  • Japanese capacitors only
  • Extremely silent 135mm FDB fan with semi-fan release function
Bestseller no. 11
Seasonic Vertex GX 1200W ATX power supply
  • Power supply ATX 1200W SEASONIC VERTEX GX 1200
Bestseller no. 12
be quiet! BN311 DarkPower PRO 12 | 1200W PC power supply
  • Overall performance: 1200 W
  • Connector: 20+4 pin ATX
  • Pack Weight: 662 kg
  • Pack size: 155 L x 432 H x 262 W (cm)
Bestseller no. 13
Corsair RM1200x Shift Fully Modular ATX PSU - Modular Side Interface - ATX 3.0 & PCIe 5.0 Compatible - Zero RPM Fan Mode - 105°C Capacitors - 80 Plus Gold Efficiency - Black
  • Corsair RMx Shift Series fully modular power supplies feature a revolutionary patent-pending side cable interface for easy access to all ports and exceptionally efficient 80 Plus Gold performance
  • The Atx 3.0 standard assumes a high level of reliability and power efficiency
  • While many Corsair PSUs meet these requirements, the RMx Shift Series PSUs are officially certified for ATX 3.0 compliance.
Bestseller no. 14
MSI MPG A1000G PCIE5 power supply EU plug, 1000W, 80 Plus Gold certified, fully modular ATX 3.0, supports PCIe 5.0 GPU, Japanese 105°C capacitors, 0% RPM mode, flat cable
  • 80 PLUS GOLD CERTIFIED - Efficient power supplies reduce energy consumption and heat stress. 80 PLUS Gold (up to 90%) is ideal for hardware with high power requirements (premium graphics cards, demanding games, rendering engines)
  • ATX 3.0 FULLY MODULAR - With ATX 3.0, the power supply can handle 2x total and 3x GPU power to support even the most demanding GPUs. Fully modular, with black flat cables (incl. storage bag) for improved airflow
  • PCIe 5.0 GPU SUPPORT - With the native 16-pin PCIe connector (12VHPWR), the MPG A1000G PCIE5 can deliver up to 600W of power to a PCIe 5.0 graphics card (supports NVIDIA & AMD). Single-rail design provides the system with optimal performance
  • 0% RPM MODE - 0% RPM mode automatically disables the 135mm fan (FDB) once the TDP load falls below 40% to increase power efficiency and reduce unnecessary noise. Manual button on the back to turn off 0% RPM mode
  • SUSTAINABLE DESIGN - Half-bridge LLC with DC/DC converter and active PFC design for reliable output (OCP, OVP, OPP, OTP, SCP, UVP protection). Japanese 105°C capacitors ensure optimum stability, 10-year guarantee
Bestseller no. 15
be quiet! Dark Power 13 1000W, ATX 80 PLUS Titanium, modular power supply, PCIe 5.0 and PCIe 4.0 graphics cards, 12VHPWR cable included, Silent Wings fan, BN335
  • The Dark Power 13 1000W is 80 PLUS Titanium certified and achieves an efficiency of up to 95,2%. A real advantage for any high-end system, as it reduces energy consumption, achieves better cooling and quieter operation
  • Dark Power 13 1000W is an ATX 3.0 power supply and offers both 12VHPWR connectors for next-gen PCIe 5.0 graphics cards and PCIe 6+2 connectors for current graphics cards. This makes Dark Power 13 1000W extremely versatile and the perfect choice for all current and future-proof high-end systems
  • Dark Power 13 offers 1000W of continuous power on 4 independent 12V rails. Even if the graphics card demands excessive performance for short periods of time: The Dark Power 13 1000W can handle peak loads of up to twice the nominal load without any problems
  • The improved be quiet! Silent Wings fan is mounted on a tripod for maximum airflow and near-inaudible operation. It has a unique, flow-optimized design with advanced fluid dynamic bearings and a low-vibration 6-pole motor with a long service life and minimal energy consumption
Bestseller no. 16
ASUS ATX power supply 1000W ROG Thor 1000P2 Gaming
  • Lambda A++ certification confirms that the latest Thor wields power in absolute inconspicuousness
  • Rog heatsinks cover key components for lower temperatures and less noise
  • A 135mm Axial-Tech fan with Pwm control reduces noise and keeps heat build-up in check
  • 80 Plus Platinum: Made with low esr capacitors and other high quality components
  • The Oled display monitors the power consumption in real time
Bestseller no. 17
Corsair HX1500i Fully Modular Ultra Quiet ATX PSU (Three EPS12V Ports, Liquid Bearing Fan, Zero RPM Fan Mode, 80 PLUS Platinum Efficiency) Black
  • Corsair HX1500i Fully Modular Ultra Quiet ATX PSU (Three EPS12V Ports, Liquid Bearing Fan, Zero RPM Fan Mode, 80 PLUS Platinum Efficiency) Black
Bestseller no. 18
be quiet! BN312 DarkPower PRO 12 | 1500W PC power supply
  • 80 PLUS Titanium efficiency (up to 94,9%)
  • Fully digital control (PFC, LLC, SR/12V) and full bridge topology
  • Patented, frameless Silent Wings fan for almost inaudible operation under normal load
  • Funnel-shaped air inlet with fine-mesh fan grille
  • Overclocking Key allows switching between six independent 12V lines and one massive 12V line
  • Japanese capacitors designed for 105°C ensure powerful and reliable operation
  • Aluminum housing and individually sheathed cables for an elegant appearance
Bestseller no. 19
ASUS ROG Loki SFX-L 1000W Platinum (Fully modular power supply, 80+ Platinum, 120mm PWM ARGB fan, Aura Sync, ATX 3.0 Compatible, PCIe 5.0 Ready)
  • ROG heatsinks cover critical components. Lower temperatures result in a longer service life and less noise
  • Axial-Tech Cooling: 120mm fan with PWM control for low noise and controlled thermals
  • ATX 3.0 Compliant: ROG Loki is ATX 3.0 compliant and comes with a 16-pin PCIe cable that can route up to 600W of power to PCIe Gen 5.0 graphics cards
  • 80 PLUS Platinum certified: Up to 92% efficiency for low heat and noise and increased reliability
  • Aura Sync Compatible: Ready to sync lighting effects across your gaming setup

This is what Stiftung Warentest says about products in the “1200 watt power supply” area

Stiftung Warentest examines, compares and tests the best products for consumers. Many of the tests by Stiftung Warentest help in deciding which product to buy. We do not currently know whether there is a test winner from Stiftung Warentest for this product that is recommended for purchase.

Our comparison winner in the area "1200 watt power supply"

Compare winner
be quiet! Straight Power 11 Platinum 1200W PC power supply, black, 6X PCIe BN310
  • be quiet! Straight Power 11 1200W Platinum power supply unit 20+4 pin ATX ATX Black

Current offers in the area "1200 watt power supply"

You want the best products in the range "1200 watt power supply" buy? In this bestseller list you will find new offers every day. Here you will find a large selection of current products in the "1200 watt power supply" category.

Bestseller no. 1
ASUS ROG Thor 1200W Platinum II power supply (1200W, Aura Sync, OLED display, 0dB cooling, PCIe 5.0 Ready)
ASUS ROG Thor 1200W Platinum II power supply (1200W, Aura Sync, OLED display, 0dB cooling, PCIe 5.0 Ready)
The Lambda certification A++ confirms that the Thor works with optimal discretion; With the OLED display, you can check the power consumption in real time
454,90 EUR −21% 360,04 EUR Amazon Prime
Bestseller no. 3
be quiet! BN311 DarkPower PRO 12 | 1200W PC power supply
be quiet! BN311 DarkPower PRO 12 | 1200W PC power supply
Total power: 1200W; Connector: 20+4 pin ATX; Pack Weight: 662 kg; Pack the size: 155 L x 432 H x 262 W (cm)
389,00 EUR −8% 358,98 EUR Amazon Prime
Bestseller no. 6
ASUS ATX power supply 1000W ROG Thor 1000P2 Gaming
ASUS ATX power supply 1000W ROG Thor 1000P2 Gaming
The Oled display monitors the power consumption in real time
359,90 EUR −14% 309,27 EUR
Bestseller no. 8
be quiet! BN312 DarkPower PRO 12 | 1500W PC power supply
be quiet! BN312 DarkPower PRO 12 | 1500W PC power supply
80 PLUS Titanium efficiency (up to 94,9%); Fully digital control (PFC, LLC, SR/12V) and full bridge topology
439,00 EUR −29% 309,90 EUR

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