# SilverStone Technology, 80 Plus Bronze Certified 550W ATX Power Supply

- Category: Power Supply
- Brand: SilverStone Technology
- Model: Essential
- Part number: ET550-B
- Price (US): $68.25
- Price last checked: 2026-08-05
- Rating: 4.6/5 from 151 Amazon reviews
- Warranty: 1 year
- Product page: https://buildmypc.net/component-details/power-supply/silverstone-technology-essential-et550-b/

## Description

n/a

## Specifications

| Spec | Value |
| --- | --- |
| Brand | SilverStone Technology |
| Model | Essential |
| Power | 550 W |
| Efficiency | 80+ Bronze |
| Color | Black |
| Form Factor | ATX |

## Key Features

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

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