Fuhengli Computer PC Power Supply Tester, vs Thermaltake Smart 500W 80+ White Certified PSU,
Updated July 2026 — Fuhengli Computer PC Power Supply Tester, wins on portability, Thermaltake Smart 500W 80+ White Certified PSU, wins on power and weight.
The Computer PC Power Supply Tester is an affordable diagnostic tool, while the Thermaltake Smart PSU is a reliable power supply for systems. Choose based on your needs.
Why Fuhengli Computer PC Power Supply Tester, is better
Price
Computer PC Power Supply Tester is $15.99, cheaper than Thermaltake Smart PSU at $39.99.
Portability
Lightweight design of the tester makes it easy to carry.
Diagnostic Features
Tester provides comprehensive voltage diagnostics.
Why Thermaltake Smart 500W 80+ White Certified PSU, is better
Power Output
Thermaltake Smart PSU delivers 500W continuous power.
Efficiency
80 PLUS certified for energy efficiency.
Cooling
Equipped with a 120mm ultra-quiet cooling fan.
Overall score
Specifications
| Spec | Fuhengli Computer PC Power Supply Tester, | Thermaltake Smart 500W 80+ White Certified PSU, |
|---|---|---|
| Output | N/A | 500W |
| Efficiency | N/A | 80% |
| Warranty | N/A | 5 years |
| Cooling Fan | N/A | 120mm |
| Display | LCD | N/A |
Dimension comparison
Overview of the Products
The Computer PC Power Supply Tester and the Thermaltake Smart 500W 80+ White Certified PSU serve different needs in the realm of power supplies. The Computer PC Power Supply Tester is primarily a diagnostic tool for checking power supplies, while the Thermaltake Smart PSU is a reliable power source for your computer system.
The Computer PC Power Supply Tester is priced at $15.99, making it a budget-friendly option for tech enthusiasts who need to ensure their power supplies are functioning correctly. In contrast, the Thermaltake Smart PSU is priced at $39.99, about 150% more expensive, reflecting its role as a full-fledged power supply unit designed to provide consistent power to your system.
Intended Use and Functionality
The Computer PC Power Supply Tester is designed specifically for testing various types of power supply connectors, including ATX, ITX, IDE, HDD, SATA, and more. It features an 8-in-1 capability, making it a versatile tool for diagnosing power supply issues. The tester also includes a 1.8'' LCD screen that displays important voltage outputs, which is crucial for troubleshooting.
On the other hand, the Thermaltake Smart 500W PSU delivers a continuous output of 500 watts, making it suitable for a wide range of computer builds. It adheres to Intel ATX 12V and EPS 12V standards, ensuring that it meets the necessary requirements for modern systems. This PSU's primary function is to provide stable power rather than to test it, highlighting the distinct purposes of these two products.
Design and Build Quality
The Computer PC Power Supply Tester features an aluminum alloy enclosure, which not only enhances its durability but also provides excellent thermal conductivity and resistance to corrosion. Its lightweight design makes it easy to carry, an important factor for technicians who may need to use it in various locations.
In contrast, the Thermaltake Smart PSU is built with high-quality components and boasts a powerful 120mm cooling fan designed for quiet operation. This PSU is engineered for stability and reliability, with a mean time between failures (MTBF) of 100,000 hours. The robustness of the Thermaltake Smart PSU is essential for ensuring it can handle demanding tasks without the risk of overheating or failure.
Performance and Efficiency
The Computer PC Power Supply Tester alerts users with a beep when the tested power supply values fall outside of the normal range, making it a practical tool for identifying issues quickly. The tester displays voltage readings for multiple connectors, ensuring comprehensive diagnostics.
The Thermaltake Smart PSU, on the other hand, is 80 PLUS certified, which means it operates with at least 80% efficiency under typical loads. This efficiency not only contributes to lower energy bills but also minimizes heat generation, making it a superior choice for long-term use in high-performance systems. The combination of its effective cooling and energy efficiency solidifies its status as a reliable power supply.
Price Comparison
The Computer PC Power Supply Tester is available for $15.99, which is significantly lower than the Thermaltake Smart PSU's price of $39.99. This makes the tester about 60% cheaper than the PSU, reinforcing its role as an economical tool for tech enthusiasts and professionals looking to ensure their power supplies are functioning correctly without breaking the bank.
While the price difference may initially suggest that the tester is the better buy, it's important to consider the functionality of each product. The Thermaltake Smart PSU, despite its higher price, offers a comprehensive power solution that is essential for building or upgrading a computer system.
User Experience and Feedback
The Computer PC Power Supply Tester is designed for ease of use, featuring a clear LCD screen that displays voltage outputs. This user-friendly design is essential for technicians who need to perform quick diagnostics. Although no sales rank is provided, its straightforward functionality likely contributes to a positive user experience.
The Thermaltake Smart PSU is praised for its quiet operation and reliable performance. Its 5-year warranty is an added assurance for users, indicating the manufacturer's confidence in the product's durability and performance. While no specific sales rank is mentioned, the reputation of Thermaltake in the power supply market suggests a strong customer base and positive feedback from users.
Compatibility and Connectivity
The Computer PC Power Supply Tester is compatible with a wide variety of connectors, making it a versatile tool for testing different power supplies. It supports 20-pin ATX, 24-pin ATX, IDE, SATA, and more, which is particularly useful for technicians working with various systems.
The Thermaltake Smart PSU supports (2) PCI-E 6+2 pin connectors, making it suitable for modern graphics cards and ensuring compatibility with a wide range of builds. Its adherence to Intel ATX 12V and EPS 12V standards further enhances its versatility, allowing it to fit into most computer setups seamlessly.
Which should you buy?
Choosing between the Computer PC Power Supply Tester and the Thermaltake Smart 500W PSU ultimately depends on your specific needs. If you require a diagnostic tool to test power supplies, the Computer PC Power Supply Tester is an excellent and affordable choice at $15.99. However, if you're looking for a reliable power supply to support your computer system, the Thermaltake Smart PSU is worth the investment at $39.99. Each product serves a unique purpose, so your decision should be based on whether you need a testing tool or a power supply unit.

