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Item #:
167903711
5 Pack Mini Buck Converter Module, 5-30V to 3.3V Step-Down Voltage Regulator, 3A Max, 96% Efficiency, 17.5x12x4.3mm, Power Supply Module for DIY
Item #:
167903711
LAK 427887
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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Imported from USA store
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Order now and get it around Monday, August 17
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Power your compact electronics projects with this set of 5 ultra-small buck converter modules.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
High Efficiency
Achieves up to 96% efficiency, minimizing energy loss and maximizing battery life, making it a reliable choice for energy-conscious DIY electronics projects.
Compact Size
With dimensions of just 17.5x12x4.3mm, this mini converter module is an ideal solution for tight spaces in DIY electronics without sacrificing performance.
Versatile Power Supply
Converts voltage from 5-30V to a stable 3.3V output, accommodating various power sources and ensuring compatibility with numerous electronics applications.
Product Details
| Country of Origin | This item will be imported from US |
| What is in the box | 5 Pack Mini Buck... For more details, please check description/product details |
Who Should Buy?
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DIY Electronics Enthusiasts
Perfect for hobbyists working on projects requiring efficient voltage regulation in tight spaces.
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Low Power Devices
Ideal for powering sensors and small devices that operate at 3.3V without wasting energy.
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Battery Powered Applications
Useful in applications where battery life is critical, providing efficient power conversion with low heat generation.
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High Power Needs
Not suitable for applications requiring more than 3A, as the module may become inadequate.
Product Description
5 Pack Mini Buck Converter Module, 5-30V to 3.3V Step-Down Voltage Regulator, 3A Max, 96% Efficiency, 17.5x12x4.3mm, Power Supply Module for DIY Electronics
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Customer Questions & Answers
-
Question:
What is the input voltage range for the modules?
Answer: The input voltage range is 5-30V. -
Question:
What is the maximum output current?
Answer: The modules can handle a maximum output current of 3A. -
Question:
How efficient are these buck converters?
Answer: They deliver an impressive 96% peak efficiency.
MUXWELL Power Converters Editorial Review
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Pros
- High efficiency at 96%
- Compact size for projects
- Reliable 3A output current
- Easy to use for DIY
- Wide input voltage range
Cons
- Connections might be a bit small.
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
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kund
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“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
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Onesi
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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
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SAO JOHN
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“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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LAK 427887
Order now and get it around Monday, August 17
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Ultra-compact size of 17.5x12x4.3mm, perfect for tight spaces.
- Wide DC input range of 5-30V for versatile applications.
- Stable fixed output of 3.3V with ±2% accuracy.
- High current capacity of 3A suitable for 3.3V devices.
- Exceptional 96% efficiency minimizes power loss.
- Pack of 5 modules provides great value for multiple projects.
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