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AJMRTC 2 Pack HLK-20M05 AC-DC Step Down Power Supply Module, 90-265V AC to 5V DC 20W 4A Isolated Switching Power Converter for Smart Home, Sensor, Industrial Control
- - Wide universal AC input 90-265V, stable regulated 5V DC 20W (4A) output for global mains power
- - 3000VAC isolation between primary and secondary side, enhances safety and suppresses interference
- - Built-in auto-recovery protection against short circuit, overload and over-temperature faults
- - Ultra-low no-load power loss, low ripple noise and high conversion efficiency for less heat buildup
- - Compact encapsulated PCB mount design, easy integration into smart home and electronic DIY projects
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Overview
Specs
Reviews
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AJMRTC HLK-20M05 AC-DC isolated switching module converts household AC mains into steady 5V DC power. It uses isolation design to separate high voltage AC side from low voltage DC side. It features self-recovering protection when short circuit or overload occurs. With low standby power and low ripple, it works reliably for smart home devices, sensors, controllers and embedded electronics. The sealed package provides dustproof and moisture resistance. Please follow high-voltage safety guidelines during wiring and assembly.
Specifications
- Brand: AJMRTC
- Model: HLK-20M05
- Quantity: 2 PCS
- Input Voltage: 90~265V AC (50/60Hz)
- Output: 5V DC, 20W, 4A
- Isolation Voltage: 3000VAC
- Protection: Short circuit, overload, over temperature, auto-recovery
- Ripple Noise: 100mVp-p
- Dimension: 57×33×22.5mm
- Operating Temperature: -20 ~ +60
- Application: Smart Home, Industrial Controller, Sensor, Electronic DIY Project
- Note: High voltage module, professional wiring required
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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Return Policies
- Return for refund within: 30 days
- Return for replacement within: non-replaceable
- This item is covered by ConnectFlow USA Return Policy
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