DKE PC Power Button Desktop PC Computer Case Power vs iUniker 5V 4A USB-C Power Supply for Raspberry Pi
Updated August 2026 — iUniker 5V 4A USB-C Power Supply for Raspberry Pi leads on power output and price.
The DKE PC Power Button is a budget-friendly option for desktop users, while the iUniker power supply offers specialized features for Raspberry Pi users. Choose based on your specific needs.
Why DKE PC Power Button Desktop PC Computer Case Power is better
price
DKE is $3 cheaper than iUniker
cable length
DKE has a 2m cable compared to iUniker's 1.5m
portability
DKE is lighter at 1 ounce
Why iUniker 5V 4A USB-C Power Supply for Raspberry Pi is better
safety
iUniker is UL Listed for safety
power delivery
iUniker provides stable 5V 4A power
customer support
iUniker offers a satisfaction guarantee
Overall score
Specifications
| Spec | DKE PC Power Button Desktop PC Computer Case Power | iUniker 5V 4A USB-C Power Supply for Raspberry Pi |
|---|---|---|
| Power Type | External Switch | USB-C Power |
| Compatibility | Desktop PCs | Raspberry Pi 4 |
| Installation | Easy | Easy |
| Cable Type | Power Cable | USB-C Cable |
| Warranty | Not Listed | Customer Guarantee |
Dimension comparison
Overview of the Products
In this comparison, we will evaluate the DKE PC Power Button and the iUniker 5V 4A USB-C Power Supply. The DKE PC Power Button is priced at $6.99, while the iUniker power supply costs $9.99, making the DKE option about 30% cheaper. These products serve distinct purposes for computer and electronic enthusiasts, with the DKE focusing on external power control and the iUniker providing reliable power delivery for Raspberry Pi devices.
Design and Build Quality
The DKE PC Power Button is designed to provide an external power switch for desktop PCs, featuring a compact size of 1.5 cm in thickness and a lightweight design at just 1 ounce. This makes it portable and easy to install, with a 2-meter long cable for flexibility in placement. In contrast, the iUniker power supply boasts a UL Listed safety certification, ensuring compliance with strict safety standards. Its build quality is high, with premium materials used for durability and low heat generation. Although both products are well-constructed, the iUniker’s safety certifications give it an edge in terms of reliability.
Functionality
The DKE PC Power Button allows users to control their desktop computers from a distance, making it convenient for hard-to-reach setups. It features a simple installation process with clear instructions included. On the other hand, the iUniker power supply is specifically optimized for Raspberry Pi 4, delivering stable 5V 4A power to prevent undervoltage warnings. Its built-in ON/OFF switch adds convenience, allowing users to turn their devices on and off without needing to unplug the power supply. The iUniker provides more functionality in terms of power management for specific devices.
Cable Length and Flexibility
A significant feature of the DKE PC Power Button is its 2-meter long cable, which offers considerable flexibility for positioning the power switch in relation to the PC. This length is particularly advantageous for users who may have their computers located in less accessible areas. Conversely, the iUniker power supply comes with a 5-foot (approximately 1.5 meters) cable, which is slightly shorter than the DKE option. However, it still provides good flexibility for various setups, especially for projects where Raspberry Pi devices are frequently moved. While both offer adequate cable lengths, the DKE provides a slight advantage in this aspect.
Compatibility
The DKE PC Power Button is designed to work universally with desktop PCs, making it a versatile choice for various computer builds. Its straightforward installation process ensures compatibility with most motherboards. The iUniker power supply, however, is specifically designed for Raspberry Pi 4 and is compatible with models ranging from 1GB to 8GB, as well as other USB-C devices requiring stable power. While both products cater to specific user needs, the iUniker’s targeted compatibility makes it an essential accessory for Raspberry Pi users.
Price Comparison
At $6.99, the DKE PC Power Button presents a more budget-friendly option compared to the iUniker power supply, which is priced at $9.99. This price difference of $3 represents about a 30% savings for users opting for the DKE product. For those looking for an external power switch for their PC, the DKE option provides excellent value. However, for Raspberry Pi users requiring reliable power delivery, the additional cost of the iUniker may be justified by its specialized features.
Safety and Certifications
Safety is a crucial consideration when selecting power supplies and accessories. The iUniker power supply is UL Listed, meaning it meets rigorous safety standards, providing peace of mind for users concerned about over-current, over-voltage, and short-circuit risks. The DKE PC Power Button does not list any safety certifications, which may be a consideration for users prioritizing safety features in their electronics. When it comes to safety, the iUniker stands out as the more reliable option.
Customer Support and Warranty
The iUniker power supply comes with a customer satisfaction guarantee, allowing users to contact the company for support at any time. This aspect can be critical for users who may require assistance or face issues with their power supply. In contrast, information regarding customer support or warranties for the DKE PC Power Button is not provided, which may leave potential buyers feeling uncertain about after-sales service. The presence of customer support can be a significant advantage for the iUniker.
Which should you buy?
The decision between the DKE PC Power Button and the iUniker 5V 4A USB-C Power Supply hinges on your specific needs. If you require an affordable and straightforward external power switch for a desktop PC, the DKE option is a compelling choice at $6.99. However, if you are looking for a reliable power supply for a Raspberry Pi 4 with the added benefits of safety certifications and customer support, the iUniker at $9.99 is worth the investment. Ultimately, both products have their strengths, and your choice should align with your intended use case.

