be quiet! 80 Plus® Gold Pure Power 1200W

PSU Tier A • be quiet! • $ 149.90

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Silent Power for Demanding Systems

The be quiet! Pure Power 1200W is a premium ATX power supply designed for enthusiasts who demand uncompromising performance and whisper-quiet operation. With an 80 Plus Gold certification, it delivers up to 92% power efficiency, reducing heat and energy costs. Its full modular design ensures a clean build with only the cables you need, while the 120mm be quiet! fan provides excellent cooling with minimal noise.

Key Features

80 Plus Gold Efficiency: Up to 92% efficiency for lower power consumption and heat generation.
Full Modular Cabling: Install only the cables you require for a tidy, airflow-optimized case.
1200W Continuous Power: Ample headroom for high-end GPUs, multiple CPUs, and overclocking.
Silent Operation: Advanced fan control and a high-quality fan ensure near-silent performance under typical loads.
ATX Form Factor: Compatible with standard ATX cases and EPS12V motherboards.

Performance and Reliability

Engineered with Japanese capacitors and a robust +12V rail, the Pure Power 1200W delivers stable and clean power even under extreme loads. It supports the latest ATX 2.52 specification and is ready for modern components, including NVIDIA and AMD GPUs. The PSU also features comprehensive protection circuits (OCP, OVP, SCP, OTP, OPP) to safeguard your valuable hardware.

Who Is It For?

This power supply is perfect for PC builders and upgraders who are creating a high-end gaming rig, a content creation workstation, or a multi-GPU mining setup. Its 1200W capacity ensures compatibility with the most power-hungry components, while its modular design and quiet operation make it a pleasure to work with. Whether you're a seasoned enthusiast or a first-time builder, the be quiet! Pure Power 1200W offers the reliability and performance you need.

Use Cases

High-end gaming PCs with RTX 4090 or RX 7900 XTX graphics cards.
Professional workstations for video editing, 3D rendering, and AI workloads.
Multi-GPU configurations for deep learning or cryptocurrency mining.
Overclocking enthusiasts who need extra power headroom.

Backed by a 5-year manufacturer's warranty, the be quiet! Pure Power 1200W is a long-term investment in your system's stability and longevity.

Key Specifications

Connector Type: ATX

Output Wattage: 1200 Watts

Form Factor: ATX

Cooling Method: Air

Design: Full Modular

Detailed Parameters

Rated Power Output in Watts:: 1200
Form Factor:: ATX, EPS

Where to Buy

Amazon

Pros

80 Plus Gold efficiency for lower energy bills
Full modular design simplifies cable management
1200W capacity supports high-end components and overclocking
Very quiet operation thanks to be quiet! fan technology
Reliable Japanese capacitors and comprehensive protection circuits

Cons

Premium price compared to lower wattage units
Cables are a bit stiff, making routing slightly challenging
No native 12VHPWR connector (requires adapter for RTX 40 series)

Frequently Asked Questions

Is the be quiet! Pure Power 1200W compatible with ATX 3.0 motherboards?

Yes, it supports ATX 2.52 and is compatible with ATX 3.0 motherboards via the standard 24-pin and EPS connectors. However, it does not include a native 12VHPWR cable, so for RTX 40 series GPUs you'll need to use the included adapter or purchase a separate cable.

What is the noise level of this PSU?

The be quiet! Pure Power 1200W is designed for silent operation. Under normal loads, the fan runs at low speeds and produces minimal noise. Under heavy loads, the fan speed increases but remains relatively quiet compared to other high-wattage PSUs.

Does this power supply come with a warranty?

Yes, the be quiet! Pure Power 1200W comes with a 5-year manufacturer's warranty, covering defects in materials and workmanship.

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