# be quiet! PURE POWER 12 M \| 1200W Power Supply Unit

**URL:** https://aio.lv/en/product--bequiet-bn346--10466860
**Data updated:** 2025-12-11 16:56 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** bequiet!
**Manufacturer code:** BN346
**EAN:** 4260052190166
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 160.99 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 133.05 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--bequiet-bn346--10466860

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 30.06.2026 | free |
| Pickup points | 03.07.2026 | 1.99 EUR |
| Courier delivery to door | 03.07.2026 | 4.99 EUR |

## Summary description

The be quiet! PURE POWER 12 M is a 1200W ATX power supply unit designed for PCs. It features a 20+4 pin ATX connector, 80 PLUS Gold certification, and an active cooling system with a 12 cm fan. With an input voltage range of 100-240V and peak power of 1250W, it ensures stable performance. The power cables include lengths of 55 cm for motherboard and various lengths for SATA, making it versatile for different setups. Its sleek black design complements any build.

## Long description

Pure Power 12 M 1200W is an ATX 3.0 compliant, PCIe 5.0 compatible power supply designed for reliable operation with modern and next-generation graphics cards. The unit includes both a dedicated PCIe 5.0 cable and additional PCIe 6+2 pin cables to ensure broad compatibility across current GPU models and upcoming releases. Engineered to deliver steady power with low noise, this PSU targets users who need high-capacity, standards-compliant power delivery.
Advantages
Pure Power 12 M 1200W combines ATX 3.0 compliance with PCIe 5.0 support and multiple PCIe 6+2 cables, providing extensive compatibility and future-proofing for new graphics cards. The design emphasizes quiet operation and dependable performance under load, while the included PCIe 5.0 cable ensures direct support for GPUs requiring the new connector standard.
Key specifications
Form factor: ATX 3.0 compliant
PCIe compatibility: PCIe 5.0 compatible
Included cables: PCIe 5.0 dedicated cable plus PCIe 6+2 pin cables
Output power: 1200 W
How to use
Install the PSU in a compatible ATX case following the motherboard and case manufacturer instructions. Use the provided PCIe 5.0 cable for graphics cards that require the new connector; use the PCIe 6+2 pin cables for GPUs that accept traditional 6+2 pin inputs. Ensure all connectors are firmly seated and route cables to maintain airflow. Verify system compatibility and power requirements before connecting high-power components.
Recommendations
Check your graphics card documentation to determine whether it requires the PCIe 5.0 connector or can use the 6+2 pin cables. Ensure your case has adequate cooling and that your system’s total power draw does not exceed the 1200 W rating.

## Specifications

### Power

| Feature | Value |
|---|---|
| Total power | 1200 W |
| Efficiency | 91.5 % |
| Peak power | 1250 W |
| Hold time | 19 ms |
| Power protection features | Over power, Under voltage, Under power, Short circuit, Overheating, Over voltage, Over current |
| Power factor | 0.98 |
| Combined power (+3.3V) | 120 W |
| Combined power (+12V) | 1200 W |
| Combined power (+5V) | 120 W |
| Max output current (+3.3V) | 22 A |
| Max output current (+5V) | 22 A |
| Max output current (-12V) | 0.3 A |
| Input current | 15 - 7.5 |
| AC input frequency | 50/60 |
| AC input voltage | 100 - 240 |
| Max output current (+12V2) | 50 A |
| Max output current (+12V1) | 55 A |

### Ports & interfaces

| Feature | Value |
|---|---|
| Motherboard power connector | 20+4 pin ATX |
| PCI Express connector | Yes |
| Number of SATA power connectors | 6 |
| EPS power connector (8-pin) | Yes |
| ATX power connector (20+4 pin) | Yes |
| CPU power connector (4+4 pin) | Yes |
| PCI Express power connectors (6+2 pin) | 4 |
| Cabling type | Fully-Modular |
| Number of PATA power connectors | 2 |
| Motherboard power cable length | 550 mm |
| SATA power cable length | 500, 650, 800, 950 |
| CPU power cable length | 600 mm |
| Peripheral (Molex) power cable length | 800, 950 |
| PCI Express power cable length | 600 mm |

### Performance

| Feature | Value |
|---|---|
| Purpose | PC |
| 80 PLUS certification | 80 PLUS Gold |
| Mean time between failures (MTBF) | 100000 h |
| Noise level | 34.3 dB |
| Bearing technology | Rifle |
| ATX version | 3.0 |
| EPS version | 2.92 |
| Silent mode | Yes |
| Supported motherboard form factors | ATX |
| Power supply unit (PSU) form factor | ATX |

### Design

| Feature | Value |
|---|---|
| Fan diameter | 120 mm |
| Number of fans | 1 fan(s) |
| Cooling type | Active |
| Fan speed | 0 - 2700 |
| On/off switch | Yes |
| Product colour | Black |

### Certificates

| Feature | Value |
|---|---|
| Compliance certificates | CB, BSMI, CCC, CE, Federal Communications Commission (FCC), RoHS, cTUVus, UKCA, WEEE |

### Technical details

| Feature | Value |
|---|---|
| Sustainability compliance | Yes |
| Sustainability certificates | Triman, ErP, ENERGY STAR |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 1.92 kg |
| Height | 86 mm |
| Width | 150 mm |
| Depth | 160 mm |

### Operational conditions

| Feature | Value |
|---|---|
| Operating temperature (T-T) | 0 - 40 |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 3190 g |
| Package depth | 284 mm |
| Package height | 100 mm |
| Package width | 220 mm |
| Package type | Box |

### Packaging content

| Feature | Value |
|---|---|
| Cables included | CPU, SATA, PCIe, PATA, AC |
| Cable tie(s) included | Yes |

### Logistics data

| Feature | Value |
|---|---|
| Shipping (inner) case width | 426 mm |
| Shipping (inner) case length | 298 mm |
| Shipping (inner) case height | 243 mm |
| Products per shipping (inner) case | 4 pc(s) |
| Shipping (inner) case net weight | 12700 g |

## FAQ

### How much does the be quiet! PURE POWER 12 M Power Supply cost, and is it available for purchase?

The price is 160.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 113 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 30.06.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can be quiet! PURE POWER 12 M Power Supply be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All bequiet! products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized bequiet! service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: total power, efficiency, motherboard power connector, 80 plus certification, fan diameter, weight, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

### Where can I download the instructions for be quiet! PURE POWER 12 M Power Supply?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/10466860/64809213_large.webp