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$13.20
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HLK-PM03 AC-DC Power Supply Module, 220V to 3.3V Step Down Buck Intelligent Household Switch Converter
- Original HLK-PM03 module, converts 220V AC mains to stable 3.3V DC output.
- Integrated step-down buck design, built-in isolation circuit for safe and reliable power conversion.
- Intelligent switch power supply structure, low power consumption, high conversion efficiency.
- Compact mini size, easy to embed into household electrical equipment and DIY projects.
- Wide application for smart home modules, sensors, MCU control boards and low-voltage devices.
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Overview
Specs
Reviews
HLK-PM03 is an isolated AC-DC step-down power supply module that directly converts 220V household AC voltage to stable 3.3V DC voltage. Adopting intelligent switching power supply technology, it features high efficiency, low heat generation and strong anti-interference performance. Built with isolation protection design, it ensures safe operation for electronic circuits. The compact modular design is easy to install and embed, widely suitable for smart home devices, single-chip microcomputer systems, sensor modules and various small household low-voltage power supply scenarios.
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Warranty
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- Return for refund within: 15 days
- Return for replacement within: 30 days
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