CORSAIR SF850 vs FKBAightccy for PlayStation 5 Power Supply ADP-400FR Internal Power Supply Adapt
Updated August 2026 — The CORSAIR SF850 is a high-performance power supply ideal for PCs, while the FKBAightccy is a budget-friendly option for PS5 users. Choose based on your specific needs.
The CORSAIR SF850 is a high-performance power supply ideal for PCs, while the FKBAightccy is a budget-friendly option for PS5 users. Choose based on your specific needs.
Why CORSAIR SF850 is better
Efficiency
80 PLUS Platinum rating for superior energy efficiency.
Cooling
92mm PWM cooling fan for low noise and effective cooling.
Build Quality
Constructed with 105°C rated Japanese capacitors for reliability.
Why FKBAightccy for PlayStation 5 Power Supply ADP-400FR Internal Power Supply Adapt is better
Price
Significantly lower price at C$67.99.
Ease of Installation
Includes tools for easy replacement in PS5.
Targeted Use
Designed specifically for PS5 compatibility.
Overall score
Specifications
| Spec | CORSAIR SF850 | FKBAightccy for PlayStation 5 Power Supply ADP-400FR Internal Power Supply Adapt |
|---|---|---|
| Power Rating | 850W | 400W |
| Modularity | Fully Modular | Non-Modular |
| Cooling Type | Active | Passive |
| Warranty | 10 years | 1 year |
| Compatibility | PCs | PS5 |
Dimension comparison
Overview of Power Supplies
When it comes to power supplies, the CORSAIR SF850 and FKBAightccy for PlayStation 5 serve distinct purposes tailored for different users. The CORSAIR SF850 is designed for high-performance computing setups, while the FKBAightccy is specifically aimed at replacing the internal power supply for the PlayStation 5 console. Understanding the features and specifications of each can help you make an informed decision based on your needs.
Performance and Compatibility
The CORSAIR SF850 offers an impressive 80 PLUS Platinum rating, indicating superior energy efficiency and performance. It is compliant with the ATX 3.0 power standard, which allows it to handle the latest PCIe Gen 5 platforms, ensuring that it can manage transient power spikes effectively. In contrast, the FKBAightccy is compatible with specific PS5 models (ADP-400FR / PA-1401-JT3) and is designed to restore power to the console when it encounters issues like shutdowns or inability to charge. The CORSAIR SF850 supports a broader array of high-performance PC components, making it ideal for gamers and content creators, while the FKBAightccy is a targeted solution for PS5 users.
Design and Size
The CORSAIR SF850 is housed in a compact SFX form factor, making it an excellent choice for small-form-factor PC builds. This design allows for efficient use of space without compromising on power delivery. On the other hand, the FKBAightccy power supply is designed for internal installation within the PS5, meaning its design is optimized specifically for that console's layout. While both power supplies are designed for compactness, the SF850 is far more versatile, suitable for various PC builds, whereas the FKBAightccy is limited to the PlayStation 5.
Cooling and Noise Levels
A significant advantage of the CORSAIR SF850 is its 92mm PWM cooling fan, which provides effective cooling while maintaining low noise levels thanks to its fluid dynamic bearing. This feature is particularly advantageous for users who value a quiet computing environment. Conversely, the FKBAightccy does not specify any cooling features, which may affect its performance in terms of heat management. Users of the CORSAIR SF850 can expect a quieter operation, making it more suitable for high-performance gaming rigs that require stable temperatures.
Build Quality and Reliability
The CORSAIR SF850 is built with 105°C rated Japanese capacitors, ensuring reliability and unwavering power delivery under load. This high-quality construction is crucial for gaming and professional applications where stability is paramount. In contrast, while the FKBAightccy claims to be made from high-quality ABS material, it does not provide specific details regarding the components used. This lack of detailed specifications might raise concerns about the long-term reliability of the FKBAightccy compared to the proven durability of the CORSAIR SF850.
Installation Process
Installation of the CORSAIR SF850 is straightforward, especially for users familiar with PC building, as it features fully modular Type-5 Micro-Fit PSU connectors that allow for tidy cable management. This modularity helps in maintaining an organized build and can be particularly beneficial in small cases. On the other hand, the FKBAightccy comes with tools and a power cable to assist in replacing the internal power supply of the PS5, making the installation process more accessible for those who may lack technical skills. However, it is crucial to follow safety precautions during installation, as it involves opening the console.
Price Comparison
The price difference between the two power supplies is substantial. The CORSAIR SF850 is priced at C$279.99, reflecting its high-end features and performance capabilities. In contrast, the FKBAightccy is significantly more affordable at C$67.99. This price point makes it an attractive option for PS5 users looking for a budget-friendly replacement. However, potential buyers should consider what they value more: the premium performance and features of the CORSAIR SF850 or the cost-effective solution offered by the FKBAightccy.
Which should you buy?
Choosing between the CORSAIR SF850 and FKBAightccy ultimately depends on your specific needs. If you are building or upgrading a high-performance PC and require a robust, efficient power supply that can handle intense gaming and productivity tasks, the CORSAIR SF850 is the superior choice. Its energy efficiency, cooling capabilities, and build quality justify its higher price tag. On the other hand, if you are a PlayStation 5 user seeking a reliable and affordable replacement power supply, the FKBAightccy is a practical option. However, it is essential to ensure compatibility with your specific PS5 model. Thus, your decision should align with your intended use and budget.
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