be quiet! SFX POWER 3 300W - 80+ Bronze Certified - 3 Years Warranty - Number 1 PSU in Germany

Overview

The be quiet! SFX POWER 3 300W is a compact and efficient power supply unit (PSU) designed for small form factor (SFF) builds. With its 80+ Bronze certification, it delivers high energy efficiency and low power consumption. Engineered for quiet operation, it features a top-quality 80mm temperature-controlled fan that ensures optimal cooling while minimizing noise. This PSU is optimized for ITX and compact PC cases, making it an ideal choice for home office setups, HTPCs, and entry-level gaming PCs. As the number one PSU in Germany, it is built for reliability, stability, and efficiency.

How to Install the be quiet! SFX POWER 3 300W

1. Turn Off and Unplug the System – Ensure safety before installation.
2. Open the PC Case – Access the PSU compartment in your SFF or ITX case.
3. Mount the PSU – Secure it using the included screws.
4. Connect Power Cables – Attach the 24-pin motherboard, CPU, and SATA power connectors as needed.
5. Manage the Cables – Ensure proper routing to improve airflow and aesthetics.
6. Close the Case and Plug In – Double-check all connections before powering on the system.
7. Test the PSU – Power on the system to verify proper operation.

Service, License, and Plans

The be quiet! SFX POWER 3 300W is a hardware product and does not require a license or subscription. It comes with a 3-year manufacturer’s warranty, providing reliable support and protection.

Key Differences in the SFX POWER 3 Series

The SFX POWER 3 lineup includes 300W and 450W models. While the 300W model is ideal for basic systems and office setups, the 450W version offers additional power for more demanding configurations, including entry-level gaming and multimedia PCs.

10 Key Features of the be quiet! SFX POWER 3 300W

1. 80+ Bronze Efficiency – Provides up to 89% energy efficiency, reducing power loss.
2. Compact SFX Form Factor – Designed for small ITX and compact PC cases.
3. Temperature-Controlled 80mm Fan – Ensures quiet and efficient cooling.
4. Reliable Power Delivery – Delivers stable and continuous 300W output.
5. PCIe Power Support – Supports low-power GPUs and expansion cards.
6. Advanced Safety Features – Includes OCP, OVP, UVP, SCP, OTP, and OPP protections.
7. Low Noise Operation – Optimized for silent performance under various loads.
8. High-Quality Components – Ensures longevity and stable performance.
9. SATA and Molex Connectors – Supports multiple storage devices and peripherals.
10. 3-Year Warranty – Provides reliable manufacturer support for long-term use.

Competitor Products

1. Corsair SF450 – A compact, efficient, and quiet SFX PSU with 80+ Gold certification.
2. SilverStone ST30SF V2.0 – A 300W SFX PSU designed for compact systems with efficient power delivery.

The be quiet! SFX POWER 3 300W is a top choice for compact PC builds, offering quiet operation, energy efficiency, and reliable performance. As Germany’s number one PSU, it is an excellent option for small form factor enthusiasts.