# be quiet! BN670 Pure Power 11 FM 550W, 80 Plus Gold Efficiency, Power Supply, ATX

- Category: Power Supply
- Brand: be quiet!
- Model: BN670
- Part number: BN670
- Price (US): currently unavailable
- Price last checked: 2026-08-05
- Rating: 4.7/5 from 401 Amazon reviews
- Warranty: 1 year
- Product page: https://buildmypc.net/component-details/power-supply/be-quiet-bn670/

## Specifications

| Spec | Value |
| --- | --- |
| Brand | be quiet! |
| Model | BN670 |
| Power | 550 W |
| Efficiency | 80+ Gold |
| Color | Black |
| Form Factor | ATX |

## Key Features

- 80 PLUS Gold efficiency (up to 93.5%)
- Modular cables for maximum build flexibility
- Two strong 12V-rails
- Silence-optimized 120mm be quiet! fan
- Advanced stability and voltage regulation thanks to LLC, SR and DC-to-DC

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