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- RS-4A ~Linear power supply, 13.8V, 4A
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Item #:
11143183
RS-4A ~Linear power supply, 13.8V, 4A
89% of respondents would recommend this to a friend
Item #:
11143183
KES 26298
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Stable Voltage
Provides a consistent 13.8V output, ensuring reliable power for sensitive electronics and preventing damage from voltage fluctuations.
High Current Capacity
Delivers up to 4A of current, making it suitable for powering various devices, including amateur radio and automotive applications.
Durable Design
Built with high-quality components, this power supply offers longevity and dependability, enhancing performance and reducing the need for frequent replacements.
Product Details
| Compatible Devices | Personal Computer |
| Connector Type Used on Cable | ATX |
| Output Wattage | 4000 Watts |
| Form Factor | ATX |
| Wattage | 100 watts |
| Cooling Method | Air |
| Current Rating | 4 Amps |
| Maximum Input Voltage | 240 Volts (AC) |
| System Bus Connector Type | 20+4 Pin |
| Item Dimensions | 11 x 10 x 8 inches (27.9 x 25.4 x 20.3 cm) |
| Item Weight | 5.65 Pounds (2.56 kg) |
| Model Name | RS4A 7774806 |
| Brand | Astron |
| Manufacturer | Astron |
| UPC | 701630970229 |
| Mfr Part Number | RS4A |
| Model Number | RS-4A |
| Connector Type | ATX |
| Item dimensions L x W x H | 11 x 10 x 8 inches (27.9 x 25.4 x 20.3 cm) |
Who Should Buy?
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Amateur Radio Operators
Provides stable voltage and current for powering various radio equipment ensuring optimal performance and reliability.
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Hobbyists and Makers
Ideal for DIY electronics projects requiring regulated power, ensuring safety and efficiency for various components.
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Testing Equipment
Excellent for labs or workshops needing a steady power supply for testing and troubleshooting electronic devices.
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High Power Users
Not suitable for devices requiring more than 4A as it may result in insufficient power and equipment failure.
Product Description
RS-4A ~Linear power supply, 13.8V, 4A
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the RS-4A Linear Power Supply used for?
Answer: The RS-4A Linear Power Supply is primarily used to provide stable, consistent voltage for various electronic projects and equipment. With an output of 13.8V and 4A, it is ideal for powering amateur radio equipment, testing electronics, or driving small motors. Its linear design minimizes noise and ripple, making it perfect for sensitive applications such as audio equipment or test instruments. -
Question:
How does a linear power supply differ from a switching power supply?
Answer: A linear power supply, like the RS-4A, provides a stable output by dissipating excess voltage as heat, resulting in clean power with low noise. In contrast, switching power supplies use a high-frequency switch to regulate voltage, which can introduce electrical noise. This difference makes linear supplies preferable for audio and precision instruments where clarity is essential, while switching supplies are often more compact and efficient for everyday devices. -
Question:
What are the technical specifications of the RS-4A power supply?
Answer: The RS-4A Linear Power Supply features an output voltage of 13.8V with a maximum current capability of 4A. It has built-in overload protection and thermal protection, ensuring safety during usage. The unit is typically equipped with adjustable voltage settings, allowing precise tuning for various applications. These specifications make it suitable for hobbyists and professionals alike in fields such as telecommunications and electronics testing. -
Question:
Can the RS-4A power supply be used for model trains?
Answer: Yes, the RS-4A can be an excellent choice for powering model trains, particularly those that require a stable 13.8V supply. The linear design ensures that your train operates smoothly without interruptions caused by electrical noise. This consistency helps maintain performance, especially in scenarios where precision control over speed and functions is crucial. -
Question:
Is the RS-4A power supply adjustable?
Answer: The RS-4A Linear Power Supply typically features an adjustable output voltage, allowing users to fine-tune it to specific requirements. This makes it versatile for different applications, such as tailoring the voltage for various electronic test setups or specific components. Being adjustable enhances its utility for both hobby projects and professional testing. -
Question:
How do I connect devices to the RS-4A power supply?
Answer: To connect devices to the RS-4A power supply, ensure the output voltage is set appropriately for your device. Use compatible connectors and ensure proper polarity, as incorrect connections may damage your equipment. The clear labeling on the power supply facilitates an easier and safer settlement process for your electronic devices, ensuring reliable power delivery. -
Question:
What safety features does the RS-4A power supply include?
Answer: The RS-4A Linear Power Supply is equipped with essential safety features such as overload protection and thermal shutdown. These features help prevent damage to both the power supply and the connected devices from excessive current or overheating. By incorporating these protective measures, users can confidently operate their devices without the fear of mishaps. -
Question:
What type of projects is the RS-4A best suited for?
Answer: The RS-4A Linear Power Supply is ideal for a range of projects, including amateur radio, audio equipment, and electronic testing. Hobbyists involved in robotics or model-making also appreciate its stable voltage output. Its capacity to provide clean power makes it an essential tool for anyone who needs reliable energy sources for sensitive electronic projects. -
Question:
What precautions should I take while using the RS-4A power supply?
Answer: When using the RS-4A Linear Power Supply, ensure that the connected device does not exceed the maximum current output of 4A to prevent damage. Additionally, keep the unit in a well-ventilated area to facilitate proper heat dissipation. Following these precautions will help maintain safety and effectiveness throughout your power supply's usage. -
Question:
Where can I buy RS-4A ~Linear power supply, 13.8V, 4A in Kenya?
Answer: You can purchase the RS-4A Linear Power Supply, 13.8V, 4A from Ubuy in Kenya. Ubuy offers a wide range of electronics products, ensuring accessibility and convenience for customers looking to enhance their projects with reliable power supply solutions.
Astron Internal Power Supplies RS-4A Editorial Review
**Editorial Review of the RS-4A Linear Power Supply** The RS-4A Linear Power Supply, offering 13.8V and 4A, has garnered favorable reviews from customers who appreciate its quality and performance, particularly in the realm of audio applications. Users have reported experiencing a notable enhancement in sound quality when switching from their standard wall wart power supplies to the RS-4A, specifically in high-resolution music streaming such as Tidal. This improvement in audio clarity has made it a popular choice among audiophiles looking to enhance their listening experience without breaking the bank. The build quality of the RS-4A has also been praised, with many users describing it as "built like a tank." It features an external voltage regulator mounted on a large heatsink, which eliminates fan noise, thus contributing to a quieter operation. However, potential buyers should be aware that setting the power supply to the correct voltage for their device requires some technical skill. The need to open the case can be daunting for those who are inexperienced with electronics, and it’s recommended to seek professional assistance if unsure. Overall, the RS-4A stands out as a robust and reliable power supply that not only meets functional requirements but also significantly enhances audio performance, making it a worthwhile investment for users needing dependable power solutions. **
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Pros
- Significant improvement in audio quality for high-resolution streaming.
- High build quality and durability, described as "built like a tank."
- No fan noise due to external voltage regulation.
- Competitive price compared to other high-end audio upgrades.
Cons
- Requires internal setup to match specific DC voltage, which may be complex for inexperienced users.
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KES 26298
Order now and get it around Tuesday, September 15
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Features & Benefits
- Provides a stable 13.8 VDC output, adjustable between 11-15 V.
- Continuous amperage output of 3A, ideal for reliable performance.
- Surge amperage output of up to 4A for short bursts of power.
- Equipped with advanced electronic regulation for consistent voltage.
- Features fold-back current limiting for added safety against overloads.
- Designed to protect your devices with excessive current and shorted outputs.
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