Hlk Pm12

Updated September 20, 2026

Overview

Product sourcing insights & recommendations

38 来源

The HLK-PM12 is a widely adopted 3W ultra-compact AC-DC power supply module manufactured by Shenzhen Hi-Link Electronic Co., Ltd. Hlktech Alibaba. It is primarily recognized in the electronics market for its tiny footprint, high isolation voltage (3000VAC), and extremely low cost (approx. $1.10–$1.53/unit for bulk orders) Alibaba Alibaba.

Product Insights & Specifications

The module is designed for PCB mounting in space-constrained applications, particularly in IoT and smart home devices.

* Key Specs: Converts 90–264V AC to a stable 12V DC output with a 3W power rating Rajguruelectronics Ifuturetech.

* Efficiency & Protection: It offers >70% efficiency and includes built-in short-circuit and over-current protection with self-recovery Hlktech.

* Safety Standards: Designed to meet UL60950 and EN60950 standards, utilizing a UL94V-0 flame-retardant plastic shell Hlktech Nettigo.

Market Trends & Applications

The market for such small-form-factor power modules is growing, driven by the proliferation of smart home automation and industrial IoT Snsinsider.

* Smart Home Dominance: A significant portion of demand comes from powering microcontrollers (ESP32/ESP8266) and relays in smart switches Cirkitdesigner Hlktech.

* DIY & Prototyping: The HLK-PM12 is a "go-to" component for DIY hobbyists, particularly in the modular synthesizer (SynthDIY) community for creating +/- 12V rails Reddit.

* Competition: While Hi-Link dominates the low-cost segment, professional-grade alternatives like the MeanWell IRM series are preferred for high-reliability industrial applications despite being larger and more expensive Reddit.

Supplier Landscape

The primary manufacturer is Shenzhen Hi-Link Electronic Co., Ltd., a verified "Gold Supplier" on Alibaba with over 13 years of history and an annual revenue between $10M–$50M USD Alibaba.

* Production Capability: They offer both OEM/ODM services and maintain high response rates (>99%) and delivery reliability (>98%) Alibaba.

* Pricing Strategy: Bulk buyers can achieve prices as low as $1.10 for quantities over 10,000 pieces Alibaba.

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Sources & References

38 sources cited · Verified industry data & reports

HLK-PM12 AC to DC 12v 3w Step Down mini Power ...

Shenzhen Hi-Link Electronic Co., Ltd.

Features Wide range input 85-264VAC/70-350VDC Input and output isolation voltage 3000VAC No-load power consumption ≤0.1W Working temperature range:-25°C

HI-LINK HLK-PM12 - AC DC Converters

LCSC Electronics

Features · Ultra-thin, ultra-small, smallest volume · Global universal input voltage (90~265Vac) · Low power consumption, green environmental protection, no-load ...

Buy HLK PM12 Power Supply Module ? 12V 3W AC-DC ...

Rajguru electronics

Technical Specifications:HLK PM12 Power Module · Output Voltage & Power: 12V DC, 3W · Input Voltage Range: 90V–264V AC · Voltage Regulation: ±0.2% · Load Regulation ...

HLK-PM12 3W power 12V output AC-DC power module

gicisky.net

3W power 12V output AC-DC power module Small volume/low ripple. Wide input voltage range:85-264VAC/70-350VDC … temperature range:-25°C~+60°C

How to Use HLK-PM12: Examples, Pinouts, and Specs

Cirkit Designer Docs

The HLK-PM12 is a compact, highly efficient AC-DC power supply module designed to convert alternating current (AC) from the mains to a stable 12 Volt direct ...

HLK-PM12 Hi-link 12V 3W AC to DC Power Supply Module

iFuture Technology

Technical Specifications: Input Voltage Range (AC): 90 V AC to 264 V AC; Output Voltage (DC): 12 V DC (±0.2 V); Rated Output Current: 250 mA; Rated Output ...