---
product_id: 61662718
title: "Technology 550 Watt 80 Plus Bronze ATX PSU with Flat Black Cables ET550-B Power Supply, SST-ET550-B"
brand: "silverstone"
price: "€ 159.62"
currency: EUR
in_stock: true
url: https://www.desertcart.es/products/61662718-technology-550-watt-80-plus-bronze-atx-psu-with-flat
store_origin: ES
region: Spain
---

# 550W continuous power 80 PLUS Bronze efficiency All-black flat cables Technology 550 Watt 80 Plus Bronze ATX PSU with Flat Black Cables ET550-B Power Supply, SST-ET550-B

**Brand:** silverstone
**Price:** € 159.62
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your ambition with silent strength and sleek style!

## Quick Answers

- **What is this?** Technology 550 Watt 80 Plus Bronze ATX PSU with Flat Black Cables ET550-B Power Supply, SST-ET550-B by silverstone
- **How much does it cost?** € 159.62 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.es](https://www.desertcart.es/products/61662718-technology-550-watt-80-plus-bronze-atx-psu-with-flat)

## Best For

- silverstone enthusiasts

## Why This Product

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

## Key Features

- • **Silent 120mm Cooling Fan:** Whisper-quiet operation at just 18 dBA for distraction-free productivity
- • **Reliable 550W Power Output:** Keeps your high-performance rig running 24/7 without a hitch
- • **Sleek All-Black Flat Cables:** Streamlined cable management that elevates your build’s aesthetics and airflow
- • **Robust PCI-E 6 & 8 Pin Connectors:** Supports powerful GPUs effortlessly, future-proofing your gaming or creative setup
- • **80 PLUS Bronze Certified Efficiency:** Maximize energy savings and reduce heat with proven power efficiency

## Overview

The SilverStone ET550-B is a 550W ATX power supply delivering continuous 24/7 power at 40°C with 80 PLUS Bronze efficiency. Featuring a quiet 120mm fan and all-black flat cables, it supports demanding GPUs via PCI-E 6 and 8 pin connectors, making it an ideal choice for professionals and enthusiasts seeking reliable, efficient, and stylish power solutions.

## Description

SilverStone created the Essential series power supplies to provide enthusiasts with an affordable choice when building PCs. ET650-B and ET550-B have 80 PLUS Bronze efficiency with single +12V rail and the ability to provide 24/7 40℃continuous output. In addition, they are equipped with low-noise 120mm fan and all-black flat cables for easier management. Even high-end systems with powerful graphics cards can be powered easily by Essential series PSUs' standard 8pin / 6pin PCI-E connectors, making them an outstanding choice for those seeking the most value and performance for their money.

## Features

- High efficiency with 80 PLUS Bronze certification
- 24/7 continuous power output with 40℃ operating temperature
- Class-leading single +12V rail. PCI-E 8pin and PCI-E 6pin connectors support.
- Silent running 120mm fan with 18 dBA
- All-black flat cables design

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | SilverStone |
| Series | PS-ET550-B |
| Item model number | SST-ET550-B |
| Item Weight | 4.31 pounds |
| Product Dimensions | 5.91 x 5.51 x 3.39 inches |
| Item Dimensions  LxWxH | 5.91 x 5.51 x 3.39 inches |
| Manufacturer | SilverStone Technology |
| ASIN | B071HHSY2M |
| Is Discontinued By Manufacturer | No |
| Date First Available | April 1, 2017 |

## Product Details

- **Model Name:** PS-ET550-B
- **Brand:** SilverStone
- **Compatible Devices:** Personal Computer
- **Connector Type:** ATX
- **Output Wattage:** 550
- **Form Factor:** ATX
- **Wattage:** 550 watts
- **Cooling Method:** Air
- **Item dimensions L x W x H:** 5.91 x 5.51 x 3.39 inches
- **Power Supply Design:** Non-Modular

## Images

![Technology 550 Watt 80 Plus Bronze ATX PSU with Flat Black Cables ET550-B Power Supply, SST-ET550-B - Image 1](https://m.media-amazon.com/images/I/71PbtjvTu8L.jpg)

## Questions & Answers

**Q: What are the protections?**
A: This PSU has over current protection (OCP), over power protection (OPP), over voltage protection (OVP), short circuit protection (SCP), and over temperature protection (OTP).

For additional detail specification on this PSU model, please visit ET550-B's product page on our website:
https://www.silverstonetek.com/product.php?pid=733

**Q: Does it come with a warranty?**
A: yes it does in the box. it just came to me and its really good the actual box came in perfect condition too. but YES it does come with a warranty

**Q: How many years is the warranty?**
A: This product has a three year warranty in the US. For additional warranty information, please check out the warranty page on our website:
https://www.silverstonetek.com/warranty.php

**Q: Is this a group regulated unit?**
A: Yes

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---

*Product available on Desertcart Spain*
*Store origin: ES*
*Last updated: 2026-02-22*