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KOOBOOK 2Pcs HLK-PM03 Intelligent Household Switch AC-DC 220V to 3.3V Step Down Buck Isolated Power Supply Module
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KOOBOOK 2Pcs HLK-PM03 Intelligent Household Switch AC-DC 220V to 3.3V Step Down Buck Isolated Power Supply Module
Designed with UL certified insurance, this product offers unmatched safety and efficiency with features like overload protection and low power consumption.
KOOBOOK 2Pcs HLK-PM03 Intelligent Household Switch AC-DC 220V to 3.3V Step Down Buck Isolated Power Supply Module
Item #: 100061940

KOOBOOK 2Pcs HLK-PM03 Intelligent Household Switch AC-DC 220V to 3.3V Step Down Buck Isolated Power Supply Module

Item #: 100061940

NZD 31

Price Details

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*All items will import from US

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Order now and get it around Friday, August 28
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Designed with UL certified insurance, this product offers unmatched safety and efficiency with features like overload protection and low power consumption.
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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 Efficiency
The KOOBOOK HLK-PM03 module features high efficiency conversion, minimizing energy loss while operating, making it an environmentally friendly choice for smart home applications.
Compact Design
With its compact size, the KOOBOOK switch easily fits into various household projects, ensuring minimal space usage while providing reliable power supply operations for AC-DC applications.
Isolated Power Supply
This module's isolated design enhances safety by preventing voltage spikes from affecting connected devices, offering peace of mind for users integrating it into their smart home setups.

Product Details

Shop KOOBOOK 2Pcs HLK-PM03 Intelligent Household Switch AC-DC 220V to 3.3V Step Down Buck Isolated Power Supply Module online at a best price in Cook Islands. B07TB61VC3
Model NameHLK-PM03
BrandKOOBOOK
Connector TypeATX
Output Wattage500 Watts
Form FactorSmall power supply module
Wattage500 watts
Cooling MethodAir
Power Supply DesignExternal
Maximum Input Voltage264 Volts (AC)
Minimum Input Voltage9E+1 Volts

Who Should Buy?

Suitable For
  • DIY Electronics Hobbyists

    Perfect for hobbyists needing a compact, reliable power supply for low-voltage projects and prototypes.

  • Arduino Projects

    Ideal for powering Arduino boards and accessories that require a stable 3.3V power supply.

  • Compact Applications

    Recommended for applications where space is limited and a lightweight power supply is essential.

Not Suitable For
  • High-Power Devices

    Not suitable for devices requiring more than 3.3V or higher current ratings than the module can supply.

Product Description

KOOBOOK 2Pcs HLK-PM03 Intelligent Household Switch AC-DC 220V to 3.3V Step Down Buck Isolated Power Supply Module

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the KOOBOOK HLK-PM03 power supply module used for?

    Answer: The KOOBOOK HLK-PM03 is designed to step down AC-DC voltage from 220V to 3.3V, making it ideal for powering low-voltage electronics, like LED lights and microcontroller projects. Because its isolated design enhances safety by preventing electrical shock and short circuits, it's a reliable option for DIY electronics enthusiasts. You can incorporate it into various applications, such as smart home devices or charging circuits, where a stable low voltage output is necessary.
  • Question: How does the isolation feature in the HLK-PM03 module benefit my project?

    Answer: The isolation feature of the HLK-PM03 component provides significant protection by separating the input and output sides of the power supply. This reduces the risk of damage to sensitive electronic components from electrical noise and surges. In practical terms, using an isolated module like this means greater stability in your projects, such as in sensitive communication systems or in scenarios where you need to interact with multiple electronic devices without interference.
  • Question: Can the HLK-PM03 handle different types of loads?

    Answer: Yes, the HLK-PM03 can handle various types of loads, from resistive to capacitive. This flexibility makes it suitable for a range of devices, including sensors, small motors, and LED strips. By offering a consistent voltage output, this module ensures that your components operate efficiently and reduces the risk of failure due to overstress or underutilization.
  • Question: What are the input and output specifications of the KOOBOOK HLK-PM03 module?

    Answer: The HLK-PM03 inputs a voltage of 220V AC and outputs a stable 3.3V DC. This wide range of compatibility allows it to be used with standard household voltage while providing a safe output suitable for low-voltage electronics. Understanding these specifications helps in planning and designing your circuits, ensuring efficiency and functionality in applications like Arduino projects or IoT devices.
  • Question: Is the HLK-PM03 module suitable for outdoor use?

    Answer: The HLK-PM03 module is designed primarily for indoor applications. Its enclosure and components do not provide weather resistance or protection against extreme environmental conditions. For outdoor setups, it's best to use it in a protective casing or select a dedicated outdoor-rated power supply module to safeguard it from moisture and temperature fluctuations while powering devices such as garden lights or outdoor sensors.
  • Question: How small is the footprint of the HLK-PM03 module, and how does this affect circuit design?

    Answer: The HLK-PM03 features a compact design, making it easy to integrate into tight spaces within your circuits. This small footprint allows for cleaner designs by minimizing the amount of real estate used on your PCB or breadboard. In practice, this makes it convenient when creating portable projects or when space is limited, such as in wearables or miniaturized electronic devices.
  • Question: What is the efficiency of the KOOBOOK HLK-PM03 module?

    Answer: The HLK-PM03 module boasts high efficiency when converting AC to DC power, typically around 85% or more. This means that most of the energy from the input is effectively utilized for the output, resulting in reduced energy loss and lower heat generation. In applications where energy efficiency is crucial, such as in remote sensors or battery-powered devices, high efficiency translates to longer usable life and better performance.
  • Question: Are there any safety features built into the HLK-PM03 module?

    Answer: Yes, the KOOBOOK HLK-PM03 features multiple safety mechanisms such as over-voltage and short-circuit protection, helping to prevent damage to connected devices. This safety design is particularly important in applications involving valuable electronics, providing peace of mind while you power various devices or systems like automated home controls, where reliability is essential.
  • Question: How easy is it to install the HLK-PM03 power supply module?

    Answer: Installing the HLK-PM03 is straightforward, as it typically involves connecting the AC input to the designated terminals and outputting the 3.3V DC to your components. The module's clear markings and robust construction facilitate easy integration into your electronic projects. Whether you're a beginner or an experienced maker, you can integrate the module into your designs without extensive technical knowledge, making it ideal for a variety of applications.
  • Question: Where can I buy KOOBOOK 2Pcs HLK-PM03 Intelligent Household Switch AC-DC 220V to 3.3V Step Down Buck Isolated Power Supply Module?

    Answer: You can buy the KOOBOOK 2Pcs HLK-PM03 Intelligent Household Switch AC-DC 220V to 3.3V Step Down Buck Isolated Power Supply Module from Ubuy in Cook Islands. Ubuy offers a wide selection of electronic components, ensuring that you can find the HLK-PM03 module quickly and conveniently. It’s a reliable source for getting the components you need for your projects.

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Pros

  • Efficient power conversion
  • Compact design
  • Easy to install
  • Reliable performance
  • Wide application range

Cons

  • Instruction manual could be clearer.

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NZD 31

Order now and get it around Friday, August 28

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Features & Benefits

  • UL certified for enhanced safety.
  • Complies with top electrical standards (UL1012, EN60950).
  • Includes overload and short circuit protection.
  • Ultra-thin and low noise operation.
  • Eco-friendly with <0.1W no-load loss.
  • 100% load aging and testing ensure reliability.

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