What are the main features of the ZK-SJ20 300W Power Supply Module?

The ZK-SJ20 300W Power Supply Module offers both step-up and step-down voltage regulation, adjustable output ranging from 1.4V to 79V, and a robust 20A maximum current capacity. Its integrated voltmeter allows for real-time monitoring of output voltage, making it ideal for projects requiring precise power management. This module is particularly valuable in solar applications and for powering devices with varying voltage needs, ensuring reliability and versatility.

How do I set the output voltage on the ZK-SJ20 module?

To set the output voltage on the ZK-SJ20 module, use the adjustable potentiometer provided on the device. By turning this potentiometer, you can precisely adjust the output voltage from 1.4V to 79V according to your requirement. This flexibility makes it suitable for a variety of applications, whether you need to power a small electronic device or integrate it into a larger solar power system.

Is the ZK-SJ20 module suitable for solar power applications?

Yes, the ZK-SJ20 module is indeed suitable for solar power applications. Its adjustable voltage feature allows users to efficiently convert the varying output of solar panels, making it possible to correctly match the voltage requirements of batteries or devices. This adaptability is essential for maximizing energy use in solar setups, thereby enhancing overall system efficiency.

Can the ZK-SJ20 module handle high-power applications?

Absolutely, the ZK-SJ20 module can handle high-power applications with a maximum power output capability of 300W and a current rating of up to 20A. This makes it suitable for powering high-demand devices such as LED lights, motors, and other larger electronic components in your setups. It is essential to ensure that your application stays within these limits to avoid overheating or damage.

What is the function of the voltmeter on the ZK-SJ20?

The integrated voltmeter on the ZK-SJ20 module serves as a crucial feature for monitoring the output voltage in real time. It enables users to make instant adjustments and ensures that the voltage supplied to the load remains constant and within the desired range. This is particularly useful in applications where precise voltage management is critical to avoid damaging sensitive equipment.

What types of devices can I power with the ZK-SJ20?

You can power a variety of devices with the ZK-SJ20, including low-voltage LED lights, Arduino projects, and battery chargers. The module's adjustable output voltage and high current capacity make it versatile for different electronics, hobby projects, or even small appliances that require specific voltage levels. Its usability in diverse scenarios enhances its appeal for DIY enthusiasts and professionals alike.

What safety features does the ZK-SJ20 module include?

The ZK-SJ20 module is built with several safety features to protect against overloads and short circuits. It incorporates thermal protection that helps prevent overheating during prolonged use. These safety mechanisms are crucial for maintaining safe operation, especially in high-demand environments or enclosed setups, adding an extra layer of reliability for users who require worry-free performance.

Can I use the ZK-SJ20 for battery charging?

Yes, the ZK-SJ20 can be used for battery charging, particularly for lithium or lead-acid batteries. By adjusting the output voltage to match the specific battery voltage requirements, users can safely charge their batteries while monitoring the process using the integrated voltmeter. This makes it an excellent choice for DIY battery charging solutions or solar battery management systems.

How does the efficiency of the ZK-SJ20 compare to other power supply modules?

The ZK-SJ20 boasts a high efficiency rating, often exceeding 90%, depending on the load conditions. This efficiency is crucial in applications where power consumption is a key concern, such as in battery-powered projects or renewable energy systems. Its performance ensures minimal energy loss, making it a preferred choice for those seeking effective voltage regulation.

Where can I buy the ZK-SJ20 module in South Africa?

You can purchase the ZK-SJ20 300W 20A High Power Step Up Down Power Supply Module from Ubuy, which offers a reliable platform for acquiring this product in South Africa. Ubuy provides access to a variety of electronics and ensures that you get the product delivered to your doorstep, facilitating a seamless purchasing experience.

How to Shop Zk-Sj20 300W 20A High Power Step Up Down Power Online From Ubuy?

It’s easy to shop Zk-Sj20 300W 20A High Power Step Up Down Power online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.

Is Zk-Sj20 300W 20A High Power Step Up Down Power Available to Shop Online in South Africa?

Yes, at Ubuy South Africa this product is available for you to shop at a reasonable price. The Zk-Sj20 300W 20A High Power Step Up Down Power is not available locally but you can trust us with our express shipping services.

How Long Does It Take to Get Product After Placing the Order?

The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

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Zk-Sj20 300W 20A High Power Step Up Down Power Supply Module Voltmeter Solar Mppt Adjustable Voltage Regulator 7-80V to 1.4-79V

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ALRIWMINSI

Item #: 146048456

Zk-Sj20 300W 20A High Power Step Up Down Power Supply Module Voltmeter Solar Mppt Adjustable Voltage Regulator 7-80V to 1.4-79V

Item #: 146048456

ZAR 2206

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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

High Power Output

With 300W and 20A capacity, this module efficiently delivers high power, making it ideal for demanding applications, solving user concerns about performance and reliability.

Adjustable Voltage Range

Offers a flexible voltage adjustment from 1.4V to 79V, allowing users to easily tailor the output to their needs, differentiating it from fixed-output competitors.

Integrated Voltmeter

Includes a convenient voltmeter for real-time voltage monitoring, enhancing user experience by simplifying setup and performance tracking, addressing common user needs for visibility.

Product Details

Date First Available	June 25, 2025
Manufacturer	ALRIWMINSI
Item Weight	0.5 lbs (230 grams)

Who Should Buy?

Solar Enthusiasts
Ideal for those using solar panels looking to adjust voltage for batteries or devices effectively.
DIY Electronics
Perfect for hobbyists who need a reliable power source with adjustable voltage for various projects.
High Power Applications
Suitable for applications that require high power output, accommodating devices needing up to 300W efficiently.

Casual Users
Not suitable for beginners with no knowledge of electrical components or voltage regulation.

Product Description

Zk-Sj20 300W 20A High Power Step Up Down Power Supply Module Voltmeter Solar Mppt Adjustable Voltage Regulator 7-80V to 1.4-79V

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Customer Questions & Answers

Question: How to Shop Zk-Sj20 300W 20A High Power Step Up Down Power Online From Ubuy?

Answer: It’s easy to shop Zk-Sj20 300W 20A High Power Step Up Down Power online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.
Question: Is Zk-Sj20 300W 20A High Power Step Up Down Power Available to Shop Online in South Africa?

Answer: Yes, at Ubuy South Africa this product is available for you to shop at a reasonable price. The Zk-Sj20 300W 20A High Power Step Up Down Power is not available locally but you can trust us with our express shipping services.
Question: How Long Does It Take to Get Product After Placing the Order?

Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

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Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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Features & Benefits

Top-of-the-line electronics ensuring durability.
User-friendly design for easy installation.
Versatile applications across various industries.
Exceptional customer support available.
Reliable performance you can trust.
Perfect for industrial, automotive, and household use.

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Zk-Sj20 300W 20A High Power Step Up Down Power Supply Module Voltmeter Solar Mppt Adjustable Voltage Regulator 7-80V to 1.4-79V

ZAR 2206

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100% Original Products

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What Stands Out

Product Details

Who Should Buy?

Product Description

Customer Questions & Answers

ALRIWMINSI Solar & Wind Power Parts & Accessories Editorial Review

Customer Reviews & Ratings

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Product Price History

Important information

ZAR 2206

Features & Benefits

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