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iUniker Raspberry Pi Power Supply with Switch 15W vs SUPERNIGHT 12V 30A Switching Power Supply, 110-240

Updated August 2026 — iUniker Raspberry Pi Power Supply with Switch 15W wins on compatibility and ease of use, SUPERNIGHT 12V 30A Switching Power Supply, 110-240 wins on power output and warranty.

The iUniker power supply is a budget-friendly option for Raspberry Pi users, while the SUPERNIGHT model offers versatility for various applications. Choose based on your specific needs.

Why iUniker Raspberry Pi Power Supply with Switch 15W is better

Price

iUniker is $12 cheaper than SUPERNIGHT.

Usability

iUniker has an easy ON/OFF switch.

Compatibility

iUniker is tailored for Raspberry Pi models.

Why SUPERNIGHT 12V 30A Switching Power Supply, 110-240 is better

Power Output

SUPERNIGHT provides 12V DC at 30A.

Versatility

SUPERNIGHT supports multiple devices.

Safety Features

SUPERNIGHT has advanced protection features.

Overall score

iUniker Raspberry Pi Power Supply with Switch 15W
75
SUPERNIGHT 12V 30A Switching Power Supply, 110-240
85

Specifications

SpeciUniker Raspberry Pi Power Supply with Switch 15WSUPERNIGHT 12V 30A Switching Power Supply, 110-240
Input Voltage100-240V100-240V
Output Voltage5V DC12V DC
Output Current3A30A
SwitchYesNo
UL ListedYesNo

Dimension comparison

iUniker Raspberry Pi Power Supply with Switch 15WSUPERNIGHT 12V 30A Switching Power Supply, 110-240

Overview of the Products

In this comparison, we will examine the iUniker Raspberry Pi Power Supply with Switch and the SUPERNIGHT 12V 30A Switching Power Supply. The iUniker power supply is priced at $8.99, while the SUPERNIGHT model costs $20.99. This presents a price difference of $12, making iUniker about 57% cheaper than SUPERNIGHT. Each power supply serves distinct applications, catering to different electronic needs.

Compatibility

The iUniker power supply is designed specifically for Raspberry Pi models, including the Raspberry Pi 2, Pi 3, and Pi 3 B+. However, it is not compatible with the Raspberry Pi 4. This focused compatibility ensures that users of these models can easily power their devices without concern. In contrast, the SUPERNIGHT power supply offers broader compatibility, with an output of 12V DC suitable for various applications including 3D printers, CCTV, radio, LED strip lights, and more. This versatility makes it more adaptable for users who need a power supply for multiple devices.

Power Output

The iUniker power supply delivers a regulated output of 5V DC at 3A, making it ideal for Raspberry Pi applications. This ensures stable performance for the powered devices. On the other hand, the SUPERNIGHT power supply boasts a more robust output of 12V DC and a current capacity of up to 30A. This higher output is particularly beneficial for demanding applications such as 3D printing and high-powered LED installations. As a result, users with more power-intensive needs would find the SUPERNIGHT power supply more suitable.

Safety Features

Safety is a crucial aspect of power supplies, and both products come equipped with protection features. The iUniker power supply is UL Listed, providing assurance of safety standards compliance. This listing indicates that it has undergone rigorous safety testing. Meanwhile, the SUPERNIGHT power supply incorporates a smart chip that offers overcharge, overload, short-circuit, and overheat protection. This advanced safety system is designed to protect electronic devices from potential damage, making it a reliable choice for high-current applications.

Design and Usability

The iUniker power supply includes an easy ON/OFF switch, which enhances usability by allowing users to easily control power to their Raspberry Pi devices without unplugging the unit. This feature is particularly beneficial for those who frequently need to power their devices on and off. In contrast, the SUPERNIGHT power supply does not mention an integrated switch, which may require users to physically unplug the unit to cut power. Consequently, the iUniker design may offer a more user-friendly experience for casual users or hobbyists.

Customer Support and Warranty

Customer support and warranty can greatly influence purchasing decisions. The SUPERNIGHT power supply comes with a 30-day worry-free return policy, a one-year replacement assurance, and lifetime after-sale service, showcasing the brand's commitment to customer satisfaction. Additionally, 24/7 customer service support is available, which is a significant advantage for users who may require assistance. The iUniker power supply does not specify a warranty or customer support details, which may leave potential buyers uncertain about post-purchase support.

Applications and Use Cases

The iUniker power supply is tailored for use with Raspberry Pi models, making it perfect for projects related to programming, electronics, and DIY applications. Conversely, the SUPERNIGHT power supply shines in its versatility, supporting a wider range of devices like 3D printers, LED strip lights, and audio amplifiers. This adaptability makes it an excellent choice for users engaged in various electronic projects, especially those requiring higher voltage and current.

Which should you buy?

Deciding between the iUniker Raspberry Pi Power Supply and the SUPERNIGHT 12V 30A Switching Power Supply ultimately depends on your specific needs. If you are a Raspberry Pi user looking for a budget-friendly option that offers safety and ease of use, the iUniker power supply at $8.99 is a compelling choice. However, if you require a more versatile power supply capable of handling higher voltages and currents for multiple applications, the SUPERNIGHT power supply, although higher priced at $20.99, provides greater functionality and safety features. Therefore, assess your requirements carefully to determine which product aligns best with your electronic projects.