EC Buying

AC-DC Isolated Power Module Smart Home Switching Power Module Mini Buck Power Module 220v to 12v HLK-PM12 DC

1701+ bought in the past month

$13.99

About this item

  • ✔HLK-PM12: Hi-Link's latest power module, suitable for smart home switch control equipment, small size, small current, and large input voltage range, is the best choice for the smart home.
  • ✔AC-DC isolated power module: meet UL, CE requirements, ultra-thin, ultra-small; full voltage input (90 ~ 245Vac); low ripple, low noise; product design meets EMC and safety test requirements; low power consumption, Environmental protection, no-load loss <0.1W; 100% load aging and testing
  • ✔HLK-PM12: 3W ultra-small series module power supply is a modular power supply with small size and high efficiency. It has the advantages of global input voltage range, low-temperature rise, low power consumption, high efficiency, high reliability, and high safety isolation. It has been widely used in smart homes, automation control, communication equipment, instrumentation, and other industries.
  • ✔AC-DC isolated power module: with good output short-circuit and over-current protection and self-recovery, high efficiency, and high power density.
  • ✔ Package includes 3 HLK-PM12 power modules. (AC-DC Isolated Power Module)
$13.99

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Product details

BrandEC Buying
Power SourceCorded Electric
Mounting TypePCB Mount
Current Rating250 Milliamps
Specification MetCE

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Customer reviews

4.8113 ratings

Customers say

Customers find the power supply works well and is great for IoT projects.

★★★★★

Great supplies

JMarch 4, 2025✓ Verified purchase

Great supplies, compact, work well Read more

★★★★★

Miniature size: Solid 12V regulation

MRJune 9, 2024✓ Verified purchase

All three modules work. Each outputs exactly 12V from 0mA to full load (tested at 50mA full for my project). Each runs warm only, and there's no audible switching noise. I have a 100nF cap. on the output for filtering out any high frequency noise. As the manufacturer recommended for input protection, I put a safety(X2) cap. in parallel with a transient voltage suppressor across the 120VAC mains input. Also, I added a fusible resistor. Input protection may not be necessary, but I did just because I had these components. Anyway, so far I impressed with the SMPS module. It delivers a solid 12VDC, is efficient and isolated from mains AC. I have recommend these modules for those looking for a very small, 120VAC to 12VDC power supply. Read more

★★★★★

Great product at an amazing price..

RalphFebruary 9, 2026✓ Verified purchase

Fantastic Read more

★★★★★

Tiny and functioning well

SeanApril 27, 2025✓ Verified purchase

Bought less than a month and tried one with a laser diode works out pretty well so far. Will see how long it goes. Based on the light condition, it’s pretty steady means the output voltage is steady as well. Read more

★★★★★

Good little power supply

SequinNovember 2, 2025✓ Verified purchase

Good product for the price, really. Not an instant supply when turned on, takes about a second and slow drain when off if that is an issue for your project. Someone here says is not breadboard friendly. It is, with a small modification. The supply rail of the breadboard is most likely continuous supply of power along the breadboard. You only have to snip the track underneath the bridges like sections on one end of the breadboard the mini power supply will fit perfectly sideways with the dc prongs on each side of the bridge Read more

★★★★★

Good power supply

CharlieJuly 4, 2025✓ Verified purchase

Works as advertised. Read more

★★★★☆

Not perf board complaint

BHNovember 23, 2024✓ Verified purchase

The pins don't fit in a standard perf board. I'm not sure how you are supposed to use it. The only way is to solder wires straight to the pins. Not good if you ask me. Other than that it seems to work well. Read more

★★★★★

Compact design

zrOctober 6, 2025✓ Verified purchase

Compact design -eliminates bulkier transformers in linear power supplies. Read more

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