Includes all taxes

Shenzhen Hi-Link Electronic Co., Ltd.
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HLK-5M03B/5M05B/5M09B/5M12B/5M15B/5M24B
Product Introduction
The 5W ultra-small series module power supply is a small-volume, high-efficiency AC DC power odule supply designed by Shenzhen Hi-Link Electronics Co.,Ltd. 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 home, automation control, communications equipment, instrumentation and other industries.

Product Model
MODEL | Size (mm) | Output watt (W) | Output voltage (V) | Output current (mA) | Notes |
HLK-5M03 | 38*23*18 | 5 | 3.3 | 1500 | |
HLK-5M05 | 5 | 1000 | |||
HLK-5M09 | 9 | 560 | |||
HLK-5M12 | 12 | 450 | |||
HLK-5M15 | 15 | 333 | |||
HLK-5M24 | 24 | 208 |
Product features
Ultra-thin, ultra-small, smallest volume;
Global universal input voltage(85~265Vac)
Low power consumption, green environmental protection, no-load loss<0.1W
Low ripple, low noise
High output short circuit and over-current protection and self recovery
High efficiency, high power density
Input and output isolation voltage 3000Vac
100% full load aging and testing
High reliability, long life design, continuous working time is greater than 100,000 hours;
Meet UL, CE requirements; product design to meet EMC and safety testing requirement;
Using high-quality environmentally friendly waterproof plastic potting, moisture, vibration, water and dust to meet IP65 standards
Economic solutions, cost-effective
Work without external circuit
1 year quality guarantee period
Environmental conditions
Items | TechnicalParameters | Units | Notes |
Working temperature | -25—+60 | ℃ | |
Storage temperature | -40—+80 | ℃ | |
Relative humidity | 5—95 | % | |
Thermal methods | Natural cooling | ||
Atmospheric pressure | 80—106 | Kpa | |
Altitude | ≤2000 | m | |
Vibration | Vibration coefficient 10~500Hz,2G10min./1cycle, 60min.each along X,Y,Z axes | Meets requirements for secondary road transportation |
Output features (15V/333mA)
Items | Technical Parameters | Units | Notes |
No-load rated output voltage | 15.0±0.1 | Vdc | |
Full load rated output voltage | 15.0±0.2 | Vdc | |
Short-time maximum output current | ≥440 | mA | |
Long time maximum output current | 333 | mA | |
Voltage regulation | ±0.2 | % | |
Load regulation | ±0.5 | % | |
Input low voltage efficiency | Vin=115Vac,Output full load≥69 | % | |
Input high voltage efficiency | Vin=230Vac,Output full load≥70 | % | |
Output ripple and noise(mVp-p) | ≤120 Rated input voltage, full output load. Using 20MHz bandwidth oscilloscope, Load side and 10uF and 0.1uF capacitors are tested. | mV | |
Switching on/offovershoot amplitude | (Rated input voltage, output plus 10% load)≤5 | %VO | |
Output over-current protection | Output maximum load110-150% | A | |
Output short circuit protection | Direct short circuit in normal output and automatic return to normal operation after removal of short circuit | No damage to the whole device |
Input voltage and load characteristics

Working environment temperature and load characteristics

Typical application circuit


Safety and electromagnetic compatibility
The input design adopts UL listed 1A / 250Vac slow-blow fuse or 10Ω wire-wound resistor
The PCB board is made of double-sided copper clad foil, and the material fire resistance grade is 94-V0 grade
Safety standard meetsUL1012,EN60950,UL60950
Insulation voltage I/P-O/P:2500Vac
Insulation resistance I/P-O/P>100M Ohms/500Vdc25℃ 70% RH
Conduction and radiationmeet EN55011, EN55022 (CISPR22)
Electrostatic dischargeIEC/EN 61000-4-2 level 4 8kV/15kV
Radio frequency radiation immunity IEC/EN 61000-4-3
Dimensions and weight

Company Strength
Advantages:
1. Hi-link is a high-tech enterprise, we are integrate R&D, production, and sales services
2. 3000 square meters of production area
3. We have regular stock, shipping in 1-3 days after order
4. Support OEM/ODM
5. Multiple shipping ways for your choosing
**:Hi-Link has strong R&D capabilities and a number of independent intellectual property rights. The core R&D personnel are from well-known listed companies with years of experience in IOT industry.
Over the past 15 years, Hi-Link has provided more than 100000 customers with WiFi module, power module, sensor module, and other OEM/ODM products to over 80 countries. It provides professional and reliable IoT module products, strong technical support, and intimate after-sales service guarantees, and is widely used in smart home, smart medical, smart office, automotive electronics, and industrial control, new energy storage, photovoltaic inverters, and other fields. Hi-Link has been working as a "reliable partner" with customers, suppliers, contractors and employees to build long lasting mutual trust relationships based on the spirit of "good intentions" and always adhering to the product policy of "creating value, customer first, following the trend and striving for improvement".We are committed to making each intelligent product more convenient, faster and more reliable and providing customers with safe, high-quality and reliable products is our eternal pursuit.


Payment Policy – BILLIONS BIRDS
At BILLIONS BIRDS, we are committed to providing a safe, secure, and seamless payment experience for our customers.
1. Accepted Payment Methods
We accept the following payment options:
Major Credit & Debit Cards (Visa, MasterCard, American Express)
Secure Online Payment Gateways (such as PayPal, Stripe, or other providers available at checkout)
Any additional payment methods displayed during checkout
All payments must be completed in full at the time of purchase.
2. Secure Transactions
All transactions are processed through encrypted and secure payment systems to protect your personal and financial information. We do not store your full payment details on our servers.
3. Currency
Prices are displayed in the currency indicated on the website. If you are purchasing from another country, your bank may apply currency conversion fees.
4. Order Confirmation
Once your payment has been successfully processed, you will receive an order confirmation email containing your purchase details.
5. Failed or Declined Payments
If your payment is declined, please verify your billing information or contact your bank. Orders will only be processed after successful payment confirmation.
6. Fraud Prevention
BILLIONS BIRDS reserves the right to cancel or refuse any order if fraud or unauthorised activity is suspected.
Delivery Policy – BILLIONS BIRDS
At BILLIONS BIRDS, we are dedicated to delivering your orders safely and efficiently.
1. Order Processing
All orders are processed within 1–3 business days after payment confirmation. Orders are not processed or shipped on weekends or public holidays.
2. Shipping Times
Estimated delivery times vary depending on your location:
Domestic Shipping: 3–7 business days
International Shipping: 7–15 business days
Please note that delivery times are estimates and may vary due to customs procedures, carrier delays, weather conditions, or other unforeseen circumstances.
3. Shipping Costs
Shipping fees are calculated at checkout based on your location and selected shipping method. Any customs duties, taxes, or import fees are the customer's responsibility.
4. Tracking Information
Once your order has been shipped, you will receive a confirmation email with tracking details (if available) so you can monitor your package.
5. Delivery Issues
If your order is delayed, lost, or arrives damaged, please contact us within 7 days of the expected delivery date. We will work with the shipping carrier to resolve the issue as quickly as possible.
6. Incorrect Shipping Information
Customers are responsible for providing accurate shipping details at checkout. BILLIONS BIRDS is not responsible for orders shipped to incorrect addresses provided by the customer.
Refund Policy – BILLIONS BIRDS
At BILLIONS BIRDS, customer satisfaction is our top priority. If you are not completely satisfied with your purchase, we’re here to help.
1. Return Eligibility
You may request a return within 14 days of receiving your order. To qualify for a return:
The item must be unused, unworn, and in the same condition as received.
The item must be in its original packaging.
Proof of purchase (order confirmation or receipt) is required.
Certain items may not be eligible for return, including clearance items, gift cards, or personalised/custom products.
2. Non-Refundable Items
The following items are non-refundable:
Final sale or discounted items
Gift cards
Items damaged due to misuse, negligence, or improper care
3. Return Process
To initiate a return, please contact our customer support team with your order number and reason for return. If your return is approved, you will receive instructions for returning the item.
Unless the item is defective or incorrect, customers are responsible for return shipping costs.
4. Refund Processing
Once we receive and inspect your returned item:
We will notify you of the approval or rejection of your refund.
If approved, the refund will be issued to your original payment method within 5–10 business days.
Please note that banks or payment providers may require additional time to process refunds.
5. Damaged or Incorrect Items
If you receive a damaged, defective, or incorrect item, please contact us within 7 days of delivery and provide clear photos of the product and packaging. We will arrange a replacement or full refund at no additional cost.
6. Late or Missing Refunds
If you have not received your refund:
Check your bank account again.
Contact your credit card company or payment provider.
If the issue persists, don't hesitate to contact our support team for assistance.
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