Includes all taxes
DC8-90V to 5V 2A
DC16-90V to 12V 2A
Non isolated step-down power module
Input voltage: dc9-90v.
Output: dc5v/2a, 12v/2a optional; The voltage below 24V can be customized for large quantity.
Note: the minimum voltage difference between input and output voltage needs to be greater than 4V; The minimum input voltage at 12V output is 16V.
Efficiency: 95% (maximum).
Static current: About 1mA.
Size: 38mm*22mm*14mm
Scope of application:
It can be used for 12v-90v vehicle power supply, battery, charging mobile phones, MP3, MP4, etc. The product is small in size, isolated from the power supply, with reverse connection protection, safe, fast and convenient, and can be used for electric vehicles, battery cars, etc. those who do not understand electronics should be careful to take photos, so as not to damage the module!
DC9-90V to 5V 3A
DC16-90V to 5V 3A
DC-DC non isolated step-down power module high voltage input step-down board
Wide input voltage: 9v-90v
The minimum voltage difference between input voltage and output voltage is 4V (when the output is 5V, the input voltage is dc9-90v, and when the output is 12V, the input voltage is dc16-90v)
Output voltage 12v/5v is optional (please contact the customer for other voltages)
The maximum output current is 3A (that is, the constant current value is 3a. When the customized voltage is greater than 12V, the output current is less than 3a, and the maximum power is recommended not to exceed 30W)
Typical working frequency: 140khz
High efficiency: up to 95% (the smaller the differential pressure, the higher the efficiency)
Reduce the frequency of light load and improve the efficiency of light load
Low standby current
Built in over temperature, over-current and output short-circuit protection
Built in soft start
Constant voltage and constant current output
Working temperature: industrial grade (-40 ℃ to +85 ℃)
Module volume: 42*30*17mm
DC9-120V to 5V 3A
DC9-120V to 12V 3A
Wide input voltage: 9v-120v
The minimum voltage difference between the input voltage and the output voltage is 4V (the input voltage is dc9v-120v when the output voltage is 5V, and the input voltage is dc16v-120v when the output voltage is 12V)
Output voltage 12v/5v is optional (please contact the customer for other voltages)
The maximum output current is 3A (that is, the constant current value is 3a. When the customized voltage is greater than 12V, the output current is less than 3a, and the power is not recommended to exceed 30W)
Typical working frequency: 140khz
High efficiency: up to 95% (the smaller the differential pressure, the higher the efficiency)
Reduce the frequency of light load and improve the efficiency of light load
Low standby current
Built in over temperature, over-current and output short-circuit protection
Built in soft start
Constant voltage and constant current output
Working temperature: industrial grade (-40 ℃ to +85 ℃)
Module volume: 40*30*19mm












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:
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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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