be quiet! Straight Power 12 1200W – Premium 80 PLUS Platinum ATX 3.0 Power Supply for High-End Gaming & Workstations

The be quiet! Straight Power 12 1200W (EAN 4260052189443) is a high-performance, fully modular power supply unit designed for enthusiasts, gamers, and professionals who demand maximum reliability, efficiency, and future-proof compatibility. With 1200W continuous power output and 1270W peak power, this PSU effortlessly powers next-generation GPUs and multi-core CPUs, making it ideal for high-end gaming rigs, workstations, and overclocked systems.

Equipped with 80 PLUS Platinum certification, the Straight Power 12 achieves up to 92.4% efficiency, reducing heat, energy consumption, and operating costs. Its ATX 3.0 and PCIe 5.0 compliance ensures compatibility with NVIDIA® RTX 40-series graphics cards via two 16-pin PCIe connectors.

The PSU is built with top-tier Japanese capacitors, advanced FDB (Fluid Dynamic Bearing) cooling fan, and a near-silent 13.5 cm fan with optimized airflow, ensuring stable, quiet performance even under full load. Its fully modular cable management allows for a cleaner build with improved case airflow.

With comprehensive safety protections (OCP, OPP, OVP, UVP, SCP, OTP), 100,000-hour MTBF, and global sustainability certifications, the Straight Power 12 is the perfect balance of silence, efficiency, and raw power.

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Key Features & Benefits

1200W continuous power, 1270W peak – built for gaming PCs, creators, and overclocking.
80 PLUS Platinum certified – 92.4% efficiency for less heat and lower energy use.
ATX 3.0 & PCIe 5.0 ready – supports latest NVIDIA RTX 40-series GPUs.
Fully modular cabling – optimized airflow and easy cable management.
13.5 cm FDB fan – virtually silent cooling with up to 2600 RPM.
Top-class build quality – premium capacitors, long lifespan, MTBF 100,000 h.
Comprehensive protections – safeguards against overcurrent, overpower, overvoltage, and more.

be quiet! Straight Power 12 power supply unit 1200W

Name: be quiet! Straight Power 12 power supply unit 1200W
Brand: be quiet!
SKU: 4260052189443

SKU: 4260052189443

€248.99

Sales Tax Included

Quantity

EAN
4260052189443
Manufacturer code
BN339
Shipping weight
3 kg
Technical specifications
Power
- Total power: 1200 W
- Peak power: 1270 W
- Efficiency: 92.4% (80 PLUS Platinum)
- Hold time: 23 ms
- +12V rail: 100 A (1200 W)
- Power factor: 0.99
Connectors & Cabling
- Fully modular design
- 1 × 20+4 pin ATX (60 cm)
- 2 × EPS (8-pin & 4+4 pin)
- 4 × PCIe (6+2 pin, 60 cm)
- 2 × PCIe (16-pin, PCIe 5.0 ready)
- 9 × SATA (up to 1000 mm)
- 2 × Molex (PATA)
- Cable ties included
Design & Cooling
- PSU form factor: ATX
- Active cooling with 13.5 cm FDB fan
- Noise level: 32.2 dB max
- Fan speed: 0–2600 RPM
- Colour: Black
- On/off switch: Yes
Certifications & Protection
- 80 PLUS Platinum efficiency
- ATX 3.0 / EPS 2.92
- Safety: OCP, OPP, OVP, SCP, UVP, OTP
- MTBF: 100,000 hours
- Sustainability: ENERGY STAR, ErP, Triman
Dimensions & Weight
- Size: 150 × 180 × 86 mm
- Weight: 2.04 kg

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