PC Power Button vs JUSTOP Black ATX 500W PSU
Updated August 2026 — The PC Power Button offers convenience for easy power control, while the JUSTOP PSU provides essential power reliability. Choose based on your immediate needs.
The PC Power Button offers convenience for easy power control, while the JUSTOP PSU provides essential power reliability. Choose based on your immediate needs.
Why PC Power Button is better
affordability
PC Power Button is cheaper at £6.12
user experience
Provides easy access to power control
installation
Simple installation process
Why JUSTOP Black ATX 500W PSU is better
power output
500W capacity for stable performance
safety features
Includes multiple safety certifications
cooling system
Equipped with a 120mm cooling fan
Overall score
Specifications
| Spec | PC Power Button | JUSTOP Black ATX 500W PSU |
|---|---|---|
| Brand | QianDanS | JUSTOP |
| Type | Power Button | Power Supply |
| LED Indicator | Yes | No |
| Installation Ease | Easy | Moderate |
| Safety Certs | None | UKCA, CE, FCC, UL, TUV |
Dimension comparison
Overview of the Products
When comparing the PC Power Button and JUSTOP Black ATX 500W PSU, it's essential to note their distinct purposes within a computer setup. The PC Power Button is designed to enhance user convenience by allowing easy access to power control, while the JUSTOP PSU serves as a vital component supplying power to desktop PCs. Each product plays a unique role, catering to different user needs in the realm of computer hardware.
The PC Power Button, priced at £6.12, offers a practical solution for those seeking an external power switch with a long cable, facilitating placement anywhere that suits the user. In contrast, the JUSTOP PSU, priced at £22.50, promises reliable power delivery with a robust 500W capacity, making it suitable for various desktop configurations. While both items enhance the user experience, their functions are fundamentally different.
Target Audience
The target audience for the PC Power Button primarily includes users who require flexibility in powering their desktops without bending down frequently. It is particularly beneficial for individuals who have their computers situated in hard-to-reach locations, such as under desks or in cabinetry. This product appeals to home users, gamers, and professionals who seek convenience and efficiency in their workspace.
On the other hand, the JUSTOP Black ATX 500W PSU caters to a broader audience that includes anyone building or upgrading a desktop PC. Its features, such as safety certifications and a powerful output, make it appealing to both casual users and enthusiasts who need a reliable power supply for their systems. The PSU is essential for those looking to ensure their computer operates smoothly and safely.
Features and Benefits
In terms of features, the PC Power Button boasts an impressive 1.74m extension cable, allowing users to position the button in an optimal location. It includes a comfortable user experience with its one-to-two splitter design, which enables the original power switch to function alongside the new button. The built-in LED light provides visual feedback, indicating the power status, which is a practical feature for users needing quick confirmation of their system's state.
Conversely, the JUSTOP PSU features a powerful 500W output, sufficient for most desktop applications, along with a 120mm cooling fan to prevent overheating. It incorporates multiple safety features, such as over-voltage protection and thermal overload cut-off, ensuring a stable and secure power supply. These features make the PSU a dependable choice for users concerned about the longevity and safety of their systems.
Installation Process
The installation process for the PC Power Button is straightforward, requiring users to connect the POWER LED+, POWER LED-, and POWER SW connectors to the motherboard. This ease of installation is a significant advantage, as it allows users to replace an old or faulty power switch without professional assistance. The adhesive backing also simplifies secure attachment to various surfaces, enhancing versatility in setup.
In contrast, while the JUSTOP PSU is slightly more complex to install due to its multiple connectors, it remains user-friendly. It includes a range of connectors—20+4 pin, 4+4 pin, and SATA—making it compatible with various PC components. Users will need to ensure proper connections for optimal performance, but the instructions provided with the PSU facilitate a smooth installation process.
Performance
When it comes to performance, the PC Power Button's primary role is to provide control rather than power. Its performance can be viewed in terms of user satisfaction, as the convenience of having a remote power switch significantly improves the experience of turning a PC on and off. The button's LED light aids in clarifying the power status, which is a key aspect of its performance.
On the other hand, the JUSTOP PSU's performance is measured by its ability to deliver stable power. With a maximum output of 500W, it ensures that all connected components receive adequate electricity, which is vital for maintaining system stability. The inclusion of Power Factor Control (PFC) and multiple safety certifications further enhances its reliability, making it a solid choice for individuals aiming for high performance in their builds.
Price Comparison
Price is a pivotal factor when comparing these two products. The PC Power Button is priced at a very accessible £6.12, making it an affordable addition for anyone looking to enhance their desktop experience with a simple upgrade. Its low cost makes it an attractive option for users who do not wish to invest heavily in peripheral upgrades.
In contrast, the JUSTOP Black ATX 500W PSU is priced at £22.50. While this represents a higher investment, it is justified by the power supply's essential role in maintaining system functionality and safety. Users should consider the long-term benefits of a reliable power supply against the initial cost, as opting for a high-quality PSU can prevent future issues and additional expenses.
Brand Reputation
The reputation of the brands behind these products also plays a significant role in consumer choice. QianDanS, the brand behind the PC Power Button, is known for its focus on user-friendly solutions and practical enhancements for everyday technology use. This brand appeal lies in its commitment to convenience and design.
JUSTOP, the manufacturer of the PSU, is recognised for producing reliable power supplies that meet safety standards and performance requirements. With certifications from UKCA, CE, FCC, UL, and TUV, JUSTOP has established its credibility as a trustworthy provider in the power supply market. Users often prefer brands with strong reputations for quality and safety, which can influence their purchasing decisions.
Which should you buy?
Ultimately, the choice between the PC Power Button and JUSTOP Black ATX 500W PSU comes down to individual needs and preferences. If you are looking for an affordable and practical solution to improve your desktop experience, the PC Power Button is an excellent choice at £6.12. It enhances convenience and usability without requiring significant investment.
However, if you are building or upgrading a desktop PC, the JUSTOP PSU at £22.50 offers essential power reliability and safety features that will benefit your system in the long run. Given its robust specifications and performance capabilities, this power supply is better suited for those prioritising system stability and longevity. Thus, choose based on your immediate needs—convenience or essential power supply reliability.
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