---
product_id: 365670085
title: "be quiet! SFX Power 3 450W, 80 PLUS Bronze efficiency, power supply, SFX"
brand: "be quiet!"
price: "33133 kr"
currency: ISK
in_stock: true
url: https://www.desertcart.is/products/365670085-be-quiet-sfx-power-3-450w-80-plus-bronze-efficiency
store_origin: IS
region: Iceland
---

# 450W Power 33.8 dB Fan 2 PCIe Ports be quiet! SFX Power 3 450W, 80 PLUS Bronze efficiency, power supply, SFX

**Brand:** be quiet!
**Price:** 33133 kr
**Availability:** ✅ In Stock

## Summary

> 🔌 Power Your Passion with Silence!

## Quick Answers

- **What is this?** be quiet! SFX Power 3 450W, 80 PLUS Bronze efficiency, power supply, SFX by be quiet!
- **How much does it cost?** 33133 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/365670085-be-quiet-sfx-power-3-450w-80-plus-bronze-efficiency)

## Best For

- be quiet! enthusiasts

## Why This Product

- Trusted be quiet! brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact Design:** SFX form factor fits seamlessly into smaller cases without compromising power.
- • **Durable & Efficient:** 80 PLUS Bronze certification guarantees energy efficiency and longevity.
- • **Power Up Your Build:** Unleash 450W of reliable power for your high-performance setup.
- • **Flexible Connectivity:** Two PCIe ports ready for your powerful GPUs, ensuring top-tier performance.
- • **Whisper-Quiet Operation:** Enjoy a serene computing experience with a max noise level of just 33.8 dB.

## Overview

The be quiet! SFX Power 3 450W power supply is designed for compact builds, offering 450W of reliable power with 80 PLUS Bronze efficiency. It features two PCIe ports for high-performance GPUs, a temperature-controlled 80mm fan for quiet operation, and a sleek SFX form factor that fits perfectly in smaller cases.

## Description

SFX Power 3 450W, 80 PLUS Bronze efficiency, power supply, SFX

## Features

- BN321
- Strong 12 V cable with 450 W power
- Two PCIe ports for powerful GPUs
- Coated cable or ribbon cable with up to 60 cm length
- Temperature-controlled 80 mm Qualit fan for quiet system operation of max. 33.8 dB(A)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | be quiet! |
| Product Dimensions | 10 x 12.5 x 6.4 cm; 890 g |
| Item model number | BN321 |
| Manufacturer | bequiet! |
| Series | SFX Power,SFX Power 3 |
| Colour | Black |
| Form Factor | SFX |
| Computer Memory Type | DIMM |
| Wattage | 450 watts |
| Are Batteries Included | No |
| Item Weight | 890 g |
| Guaranteed software updates until | unknown |

## Product Details

- **Model name:** SFX Power,SFX Power 3
- **Brand:** be quiet!
- **Compatible devices:** Personal Computer
- **Connector type:** PCI Express
- **Output wattage:** 450
- **Form factor:** SFX
- **Wattage:** 450 watts
- **Cooling method:** Air
- **Item dimensions L x W x H:** 10 x 12.5 x 6.4 centimetres
- **Item weight:** 0.89 Kilograms

## Images

![be quiet! SFX Power 3 450W, 80 PLUS Bronze efficiency, power supply, SFX - Image 1](https://m.media-amazon.com/images/I/51J6MH0d3yL.jpg)

## Frequently Bought Together

- be quiet! SFX Power 3 450W, 80 PLUS Bronze efficiency, power supply, SFX
- Gigabyte A520I AC Motherboard - Supports AMD Ryzen 5000 Series AM4 CPUs, 6 Phases Digital VRM, up to 5300MHz DDR4 (OC), 1xPCIe 3.0 M.2, WIFI, GbE LAN, USB 3.2 Gen1
- Noctua NH-L9a-AM4, Premium Low-profile CPU Cooler for AMD AM4 (Brown)

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**Shop now:** [https://www.desertcart.is/products/365670085-be-quiet-sfx-power-3-450w-80-plus-bronze-efficiency](https://www.desertcart.is/products/365670085-be-quiet-sfx-power-3-450w-80-plus-bronze-efficiency)

---

*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-02-09*