15W Power Supply Charger for Alexa Echo Dot 3rd 4th 5th Gen 12V 1.25A 4.0 * 1.7m vs JUSTOP Black ATX 500W PSU
Updated August 2026 — The Voltrique charger is ideal for Echo devices, while the JUSTOP PSU is better for desktop PCs. Choose based on your specific needs.
The Voltrique charger is ideal for Echo devices, while the JUSTOP PSU is better for desktop PCs. Choose based on your specific needs.
Why 15W Power Supply Charger for Alexa Echo Dot 3rd 4th 5th Gen 12V 1.25A 4.0 * 1.7m is better
lower price
Voltrique charger costs £5.98
specific design
Designed specifically for Echo devices
flexible cable
Includes a 2-metre cable for better placement
Why JUSTOP Black ATX 500W PSU is better
higher power
JUSTOP PSU provides 500W output
versatile compatibility
Supports various desktop components
safety certifications
Certified by multiple safety agencies
Overall score
Specifications
| Spec | 15W Power Supply Charger for Alexa Echo Dot 3rd 4th 5th Gen 12V 1.25A 4.0 * 1.7m | JUSTOP Black ATX 500W PSU |
|---|---|---|
| Brand | Voltrique | JUSTOP |
| Type | Charger | PSU |
| Protection | Over-voltage | Over-voltage |
| Form Factor | N/A | ATX |
| Connector Type | 4.0 * 1.7mm | 20+4 pin |
Dimension comparison
Overview of the Products
In this comparison, we will evaluate the 15W Power Supply Charger for Alexa Echo Dot 3rd, 4th, and 5th Gen by Voltrique and the JUSTOP Black ATX 500W PSU. The Voltrique charger is priced at £5.98, while the JUSTOP PSU costs £22.50. Both products cater to different needs; one is specifically designed for Amazon Echo devices, while the other is a robust power supply for desktop computers.
Design and Build Quality
The Voltrique charger exhibits a practical design tailored for Echo devices, featuring a 2-metre cable that allows for flexibility in positioning your devices. This extended length can make a significant difference in how you set up your smart home. On the other hand, the JUSTOP PSU has an ATX form factor, making it suitable for a variety of desktop builds. It includes a 120mm cooling fan, ensuring that the PSU remains operational without overheating. Each product is designed with user experience in mind, although they cater to very different applications.
Power Output and Efficiency
The Voltrique charger delivers a stable output of 15W, providing a consistent 12V/1.25A power supply specifically engineered for compatible Echo devices. This regulated power output is essential for ensuring the smooth operation of smart devices. In contrast, the JUSTOP PSU boasts a maximum power output of 500W, which is significantly higher and caters to multiple components within a desktop PC. The efficiency of both products is reinforced by built-in safety features; the Voltrique charger protects against over-voltage and short circuits, while the JUSTOP PSU includes over-power protection and thermal overload cut-off.
Compatibility
When it comes to compatibility, the Voltrique charger is explicitly designed for a range of Echo devices, including the 3rd, 4th, and 5th Gen Echo Dots, Echo Dot with Clock, and various other models. It is crucial to note that it is not compatible with 1st and 2nd Gen Echo devices or other non-12V units. In comparison, the JUSTOP PSU is more versatile, supporting various desktop components with its multiple connectors, including a 20+4 pin connector and several SATA connections. This makes it a more adaptable option for users looking to build or upgrade a desktop PC.
Safety Features
Safety is a paramount consideration in both products. The Voltrique charger includes integrated safeguards such as over-voltage, overload, and short-circuit protection, ensuring the longevity and reliability of your Echo devices. This built-in safety is crucial for users who may leave their devices charging unattended. Meanwhile, the JUSTOP PSU comes equipped with comprehensive safety measures, including over-voltage protection, thermal overload cut-off, and is certified by various safety agencies such as UKCA, CE, and UL. Both products provide peace of mind, although their safety features cater to different risks associated with their specific uses.
Cable Length and Flexibility
The cable length is a significant advantage of the Voltrique charger, which comes with a 2-metre lead. This additional length allows for more flexible placement options for your Echo devices, making it easier to position them according to your preferences. In contrast, the JUSTOP PSU does not provide a similar feature in terms of cable length, as its connectors are standardised for desktop installation. The PSU’s integrated cooling fan also negates the need for additional cabling for thermal management, making it a straightforward installation for PC users.
Pricing and Value for Money
The price difference between the two products is considerable, with the Voltrique charger retailing at £5.98 and the JUSTOP PSU at £22.50. The lower price of the Voltrique charger represents excellent value for anyone needing a reliable power source for their Echo devices. However, the JUSTOP PSU, while more expensive, offers a higher wattage and multiple safety certifications, making it a worthy investment for those seeking to build a robust desktop system. Ultimately, the perceived value depends on the specific needs of the consumer—whether it is for a smart home setup or a desktop build.
Which should you buy?
Choosing between the Voltrique 15W Power Supply Charger and the JUSTOP Black ATX 500W PSU ultimately depends on your requirements. If you are looking for a reliable power source for your Echo devices, the Voltrique charger is an excellent choice, offering stability, safety, and flexibility at a low price. Conversely, if you need a powerful and versatile PSU for a desktop computer, the JUSTOP PSU is worth the investment, providing ample power and safety features for your setup.
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