be quiet! Pure Power 12 1000w Power Supply
£108.48
Out of stock
EXCEPTIONAL QUIET, SUPERIOR FEATURES
be quiet! Pure Power 12 1000W
Pure Power 12 1000W is ATX 3.1 compliant and PCIe 5.1 compatible, offering peerless dependability with best-in-class features. With a PCIe 5.1 cable and PCIe 6+2 cables included in the scope of delivery, it delivers outstanding compatibility and remarkable convenience for powerful modern systems.
Core Highlights
- 1000W continuous power with one massive high-performance 12V-rail
- One PCIe 5.1 12V-2×6 600W and 3 PCIe 6+2 connectors
- 80 PLUS® Gold efficiency (up to 92.9%)
- Advanced stability and voltage regulation thanks to LLC technology
80 PLUS® Gold Certified
Certified 80 PLUS® Gold with an outstanding efficiency rating of up to 92.9%, Pure Power 12 1000W delivers lower power consumption, lower costs, and cooler as well as quieter operation. It is always the correct choice for quiet systems and gaming PCs.
Up to 92.9% Efficiency
Lower Power Consumption
Future-Proof Your System
Pure Power 12 1000W fulfills all ATX 3.1 specifications and features native integration of the 12V-2×6 connector for next-generation PCIe 5.1 graphics cards, along with 3 PCIe 6+2-pin connectors for current-gen GPUs. This makes it extremely versatile and the perfect choice for powerful systems of today and the ones to come.
PCIe 5.1 Compatible
12V-2×6 600W
The New Standard of Power
Offering 1000W of continuous power with one massive 12V rail, Pure Power 12 1000W handles power excursions up to double its rated power with ease. This ensures reliable operation with the next generation of processors and graphics cards, even under massive transient loads.
Handles 2× Power Excursions
Massive 12V Rail
Exceptionally Silent Operation
The exceptionally silent 120mm be quiet! fan is temperature-controlled to strike the best balance between effective cooling and quietness. Airflow-optimized fan blades reduce turbulence, enabling best-in-class quiet functionality.
Temperature-Controlled
Airflow-Optimized Blades
High-Class Technologies
With its LLC topology, Pure Power 12 1000W provides best-in-class voltage regulation and efficiency. This ensures rock-solid stability, making it ideal for building very quiet systems or upgrading gaming and media creation PCs.
Advanced Voltage Regulation
Rock-Solid Stability
High-Quality Cables
Motherboard and 12V-2×6 cables are finished with high quality black sleeves, while the remaining premium black flat cables simplify installation and keep the system tidy. This improves airflow and cooling while delivering a clean, professional look.
Premium Flat Cables
Improved Airflow
Long-Term Reliability
Backed by a 10-year manufacturer’s warranty, Pure Power 12 1000W offers outstanding dependability and long-term peace of mind for high-performance systems.
Outstanding Dependability
General Specifications
Performance & Efficiency
Cooling & Acoustics
Power Rails & Output
Connectivity & Cables
Protection & Safety
Physical & Build
| Manual | |
| Datasheet | |
| Cables | JPG |
| Performance curve | JPG |
About be quiet!
be quiet! is a premium German PC hardware brand, recognised worldwide for designing high-performance components with an uncompromising focus on silence.
Founded in Germany, be quiet! has earned the trust of enthusiasts, gamers, creators and system builders the world over through exceptional build quality, reliability and near-silent operation.
German Engineering
Premium Components
Long Warranties
Designed in Germany
Every be quiet! product is engineered and quality-controlled in Germany, with meticulous attention to acoustics, airflow, thermals and long-term durability.
That engineering-first approach means each one performs exactly as intended: quietly and efficiently.
What be quiet! is known for
- Ultra-quiet, high-efficiency power supplies
- High-performance CPU coolers with silent operation
- Low-noise PC cases optimised for airflow and reduced vibration
- Premium fans engineered for strong airflow at minimal noise
Trusted by enthusiasts and professionals
be quiet! hardware is widely used in gaming PCs, professional workstations, content-creation systems, and quiet home and office builds.
As an authorised UK service centre, we supply genuine be quiet! products backed by full manufacturer warranty and local UK support.
Shipping & Delivery Information
Dispatch cut-off: 2:00pm
UK shipping only
- 🚚
UK mainland: Free standard next-day / 2-day delivery (subject to courier terms). - ⏱️
Same-day dispatch: Order before 2:00pm Monday–Friday. - 📍
Extended areas: Highlands, NI, ROI & Channel Islands typically 2–5 working days. - 🛑
No collection: We ship orders only.
Shipping Only
Please note that we do not offer collections. All orders are shipped via our courier partners.
Delivery services are subject to courier availability and local conditions.
Weekend Orders
Orders placed after 2:00pm on Friday or during the weekend
are processed on the next working day (normally Monday).
Bank holidays may also affect dispatch and delivery times.
UK Delivery
Free standard next-day / 2-day to UK mainland (subject to courier terms)
- ✅Free standard delivery on all orders
- 📦UK mainland only for next-day / 2-day services
- 🕑Cut-off: order before 2:00pm (Mon–Fri) for same-day dispatch
Extended Delivery Areas
Typically 2–5 working days
- 🏔️Scottish Highlands
- 🇬🇧Northern Ireland
- 🇮🇪Republic of Ireland
- 🏝️Channel Islands
Delivery times can vary depending on courier availability and local conditions.
International Shipping
We do not ship outside the UK
Delivery times are estimates and may be affected by courier delays outside of our control.
