iUniker Raspberry Pi Power Supply with Switch 15W vs Sirlyr PSU Extension Cable Kit - Custom Sleeved
Updated August 2026 — Sirlyr PSU Extension Cable Kit - Custom Sleeved leads on output and price.
The iUniker Raspberry Pi Power Supply is a budget-friendly option for Raspberry Pi users, while the Sirlyr PSU Extension Cable Kit offers superior aesthetics and performance for PC builders.
Why iUniker Raspberry Pi Power Supply with Switch 15W is better
Price
iUniker is significantly cheaper at $8.99.
Compatibility
iUniker is specifically designed for Raspberry Pi models.
Simplicity
iUniker has a straightforward design.
Why Sirlyr PSU Extension Cable Kit - Custom Sleeved is better
Aesthetics
Sirlyr features eye-catching pink and white cables.
Performance
Sirlyr supports high-power systems up to 1600W.
Cable Management
Sirlyr includes cable combs for better organization.
Overall score
Specifications
| Spec | iUniker Raspberry Pi Power Supply with Switch 15W | Sirlyr PSU Extension Cable Kit - Custom Sleeved |
|---|---|---|
| Power Type | Micro USB | Extension Cables |
| Cable Material | Standard | PET |
| Max Output | 3A | 16AWG |
| Switch | Yes | No |
| Target User | Raspberry Pi | PC Builders |
Dimension comparison
Overview of the Products
When it comes to power solutions for computing devices, both the iUniker Raspberry Pi Power Supply and the Sirlyr PSU Extension Cable Kit offer unique features but serve different purposes. The iUniker is priced at $8.99 and is specifically designed for Raspberry Pi models, while the Sirlyr kit comes at $19.99, aimed at PC builders who want to customize their power supply setups. Understanding the core differences will help you determine which product is best suited for your needs.
Purpose and Compatibility
The iUniker Raspberry Pi Power Supply is explicitly compatible with Raspberry Pi models 2, 3, and 3 B+. It provides a regulated output of 5V and 3A, making it ideal for users of these specific Raspberry Pi models. On the other hand, the Sirlyr PSU Extension Cable Kit is a versatile option designed for PC builds. It includes various cables suitable for high-power systems ranging from 800W to 1600W. This specialization means that the iUniker is best for Raspberry Pi users, while the Sirlyr caters to a broader audience of PC builders.
Design and Aesthetics
The visual appeal of a power supply can be essential for some users. The iUniker Raspberry Pi Power Supply features a straightforward design with a micro USB plug and an easy ON/OFF switch, making it functional yet basic in appearance. In contrast, the Sirlyr PSU Extension Cable Kit stands out with its eye-catching white and pink sleeved cables, designed to enhance the aesthetics of any PC build. Its cables are made from robust, heat-resistant PET material, which not only looks good but also adds to the overall build quality.
Performance and Stability
In terms of performance, the iUniker power supply delivers a steady 5V DC output at 3.0 A, which is sufficient for the Raspberry Pi models it supports. However, it is not compatible with the Raspberry Pi 4, which limits its applicability. The Sirlyr kit, featuring 16 AWG cable cores, is designed to maintain stability even under high currents, making it suitable for demanding systems. This performance edge is crucial for gamers and users running high-powered applications, as it ensures optimal current transfer with less power loss.
Cable Management
Cable management can be a significant factor in how tidy or organized a build appears. The Sirlyr PSU Extension Cable Kit excels in this area, as it includes 18 durable cable combs that help keep the setup neat and aesthetically pleasing. These combs are particularly useful for users who prioritize visual organization in their builds. The iUniker power supply, while functional, does not provide any additional cable management features, which may be a consideration for those looking to achieve a clean look in their Raspberry Pi setups.
Price Comparison
When evaluating price, the iUniker Raspberry Pi Power Supply is priced at $8.99, while the Sirlyr PSU Extension Cable Kit retails for $19.99. This makes the iUniker about 55% cheaper than the Sirlyr kit. If budget is a primary concern, the iUniker offers a more economical solution for those specifically looking for a power supply for Raspberry Pi devices. However, the investment in the Sirlyr kit could be justified if you seek enhanced performance and aesthetics for a custom PC build.
User Target
Understanding the target audience for each product is crucial. The iUniker Raspberry Pi Power Supply is tailored for Raspberry Pi users who need a reliable and safe power source for their projects. In contrast, the Sirlyr PSU Extension Cable Kit is aimed at DIY PC builders and gamers who prioritize aesthetics and high performance. This distinction means that while the iUniker may appeal to hobbyists, the Sirlyr kit is designed for those looking to invest in a high-quality build.
Which should you buy?
Ultimately, the choice between the iUniker Raspberry Pi Power Supply and the Sirlyr PSU Extension Cable Kit depends on your specific needs. If you are a Raspberry Pi user seeking a cost-effective and straightforward power solution, the iUniker at $8.99 is an excellent choice. Conversely, if you are a PC builder looking for an aesthetically pleasing, high-performance cable kit, the Sirlyr at $19.99 would be better suited to your requirements.

