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CanaKit 3.5A Raspberry Pi 4 Power Supply vs SUPERNIGHT 12V 30A Switching Power Supply, 110-240

Updated August 2026 — CanaKit 3.5A Raspberry Pi 4 Power Supply wins on cable length, SUPERNIGHT 12V 30A Switching Power Supply, 110-240 wins on input voltage and output.

The CanaKit power supply is a budget-friendly option specifically for Raspberry Pi 4, while the SUPERNIGHT offers versatility for various devices. Choose based on your specific needs.

Why CanaKit 3.5A Raspberry Pi 4 Power Supply is better

Price

CanaKit is cheaper at $9.99 compared to SUPERNIGHT's $20.99.

Design

CanaKit is specifically designed for Raspberry Pi 4.

Cable Length

CanaKit has a 5-foot cable for better reach.

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

Versatility

SUPERNIGHT can power various devices beyond Raspberry Pi.

Protection Features

SUPERNIGHT includes multiple safety protections.

Output Current

SUPERNIGHT supports up to 30A for high-demand devices.

Overall score

CanaKit 3.5A Raspberry Pi 4 Power Supply
75
SUPERNIGHT 12V 30A Switching Power Supply, 110-240
85

Specifications

SpecCanaKit 3.5A Raspberry Pi 4 Power SupplySUPERNIGHT 12V 30A Switching Power Supply, 110-240
CompatibilityRaspberry Pi 4Universal
Noise FilterYesNo
WarrantyNot specified1 year
Output Voltage5V12V
Cable Type18 AWGNot specified

Dimension comparison

CanaKit 3.5A Raspberry Pi 4 Power SupplySUPERNIGHT 12V 30A Switching Power Supply, 110-240

Overview of the Products

The CanaKit 3.5A Raspberry Pi 4 Power Supply is designed specifically for Raspberry Pi 4 users, whereas the SUPERNIGHT 12V 30A Switching Power Supply offers a versatile option suitable for a wider range of applications. The CanaKit is priced at $9.99, while the SUPERNIGHT is available for $20.99, making the CanaKit about 52% cheaper.

Design and Build Quality

The design of the CanaKit power supply is tailored for the Raspberry Pi 4, featuring a 5-foot long cable made of thick 18 AWG wire, which ensures durability and reliability. It also includes a noise filter for added stability during operation. In contrast, the SUPERNIGHT power supply is designed with versatility in mind, supporting a 100V-240V input and delivering a stable 12V output. It boasts a smart chip that offers multiple protection features, including overcharge and short-circuit protection, making it an excellent choice for various devices.

Compatibility

Compatibility is a significant factor when choosing a power supply. The CanaKit is exclusively compatible with the Raspberry Pi 4, ensuring that users don’t encounter issues with their devices. On the other hand, the SUPERNIGHT is a universal power supply that can cater to a variety of devices, including 3D printers, LED strips, and audio amplifiers. This broad compatibility makes the SUPERNIGHT a more flexible option for users with multiple devices requiring power.

Price Comparison

Price plays a crucial role in decision-making. The CanaKit is priced at $9.99, which is notably cheaper than the SUPERNIGHT’s price of $20.99. This means that the CanaKit is approximately 52% less expensive than the SUPERNIGHT. For those who need a power supply strictly for the Raspberry Pi 4, the lower price of the CanaKit presents a cost-effective solution.

Performance and Features

When it comes to performance, the CanaKit power supply is specifically designed to provide stable power to the Raspberry Pi 4, featuring a noise filter for enhanced power stability. Meanwhile, the SUPERNIGHT offers an adjustable output voltage range of ±10%, with a maximum output of 30A, making it suitable for high-demand devices. The SUPERNIGHT also comes with built-in protection features, ensuring safety and reliability during use.

Customer Support and Warranty

Customer support and warranty are essential aspects to consider when purchasing a power supply. The SUPERNIGHT offers a 30-day worry-free return policy, a one-year replacement assurance, and lifetime after-sale service, highlighting their commitment to customer satisfaction. The CanaKit does not specify any warranty or customer service features in the provided data, which may be a consideration for potential buyers.

Ideal Use Cases

Each power supply caters to different use cases. The CanaKit is ideal for Raspberry Pi 4 enthusiasts who need a reliable and dedicated power source. Its design supports the specific requirements of the Raspberry Pi 4, making it the go-to choice for this device. Conversely, the SUPERNIGHT is perfect for a variety of applications, including 3D printing, ham radio transceivers, and LED lighting projects. Its adjustable output and robust protection features make it versatile enough for many electronic projects.

Which should you buy?

In conclusion, the choice between the CanaKit 3.5A Raspberry Pi 4 Power Supply and the SUPERNIGHT 12V 30A Switching Power Supply largely depends on your specific needs. If you are solely looking for a power supply for the Raspberry Pi 4, the CanaKit stands out as a budget-friendly and reliable option. However, if you require a power supply that can accommodate a wider range of devices, the SUPERNIGHT offers more versatility and safety features, despite its higher price. Ultimately, your decision should hinge on the compatibility and application of the power supply you need.