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Numéro d'article:
85551193
12V to 3.3V 3A Step-Down Waterproof Miniature DC-DC Converter Power Supply Module
89% des répondants recommanderaient ceci à un ami
Numéro d'article:
85551193
VUV 1997
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Perfect for automotive, RV, marine, ATV, and other DIY and OEM applications requiring reliable low-voltage DC power conversion.
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Certifié ISO 27001
Note: Step Down Voltage Transformer required for using electronics products of États-Unis store (110-120). Recommended power converters Acheter maintenant.
Ce qui se démarque
Compact Design
This miniature DC-DC converter module is designed for tight spaces, making it ideal for various applications while ensuring efficient power conversion without occupying much room.
Waterproof Rating
With its waterproof construction, this converter provides reliable power supply in harsh environments, protecting the circuitry from moisture and ensuring durability in outdoor applications.
High Efficiency
Operating at up to 96% efficiency, this converter minimizes energy loss during the power conversion process, delivering consistent performance while reducing heat generation and energy costs.
Détails du produit
| Brand Name | Envistia |
| Model | 3V 3A DC-DC Converter |
| UPC | 732387204855 |
| Manufacturer | Chuangruifa |
| Unit Count | 1 Count |
| Part Number | 3V 3A DC-DC Converter |
| Power Source | Corded Electric |
| Mounting Type | Surface Mount |
| Current Rating | 3 A |
| Item Dimensions D x W x H | 1.5"D x 1.06"W x 9.06"H (3.8 x 2.7 x 23 cm) |
| Item Weight | 30 g |
| Specification Met | FCC, UL |
| Brand | Envistia |
| Product Dimensions (L x W x H) | 1.5"D x 1.06"W x 9.06"H (3.8 x 2.7 x 23 cm) |
À qui est-ce destiné ?
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DIY Electronics Enthusiasts
Perfect for hobbyists needing to power 3V devices from a 12V source in waterproof environments.
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Outdoor Applications
Ideal for use in outdoor projects requiring durable, waterproof power solutions for low-voltage equipment.
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LED Lighting Projects
Great for powering 3V LED lights on 12V systems, with an efficient and waterproof design.
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High-Power Devices
Not suitable for devices requiring more than 3A, as it may cause overheating or failure.
DESCRIPTION DU PRODUIT
12V to 3.3V 3A Step-Down Waterproof Miniature DC-DC Converter Power Supply Module
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Questions et réponses des clients
-
question:
What is a 12V to 3V 3A Step-Down DC-DC Converter?
répondre: A 12V to 3V 3A Step-Down DC-DC Converter is an electronic power supply module that efficiently converts a 12V input voltage down to a stable 3V output voltage at a maximum current of 3A. This module is designed to provide a reliable power source for low-voltage devices from a higher voltage supply, ensuring they function correctly without damage. It’s commonly used in applications like LED lighting, microcontroller projects, and portable electronics. -
question:
Is the 12V to 3V DC-DC Converter waterproof?
répondre: Yes, the 12V to 3V DC-DC Converter is waterproof, which makes it suitable for outdoor use or in environments where moisture is present. This feature helps protect the internal circuitry from degradation due to water exposure, ensuring long-lasting performance. Users can install it in settings like garden lights or automotive applications without worrying about short circuits caused by rain or splashing. -
question:
What are the main applications for this power supply module?
répondre: This power supply module is primarily used in various projects such as powering LED strips, battery-operated devices, and microcontrollers like Arduino or Raspberry Pi. Its ability to deliver a steady 3A current at 3V makes it ideal for devices that require consistent power without voltage fluctuations, ensuring reliability in applications ranging from robotics to home automation systems. -
question:
How does the step-down (buck) converter work?
répondre: The step-down (buck) converter works by utilizing an inductor, capacitor, and switch (transistor) to convert a higher input voltage to a lower output voltage efficiently. When the switch closes, energy is stored in the inductor; when it opens, the energy is released to the output capacitor, creating a lower voltage level. This process happens rapidly to achieve efficient power conversion, minimizing energy loss and heat generation, which is particularly useful in battery-powered devices. -
question:
What are the specifications of this DC-DC converter?
répondre: The specifications of the 12V to 3V 3A Step-Down DC-DC Converter include an input voltage range of 12V, an output voltage of 3V, and a maximum current of 3A. The converter is designed with a compact size for easy integration into various projects while maintaining high efficiency and low heat generation. Additionally, it features a wide temperature operating range, making it suitable for various environmental conditions. -
question:
Can I use this converter in a solar power system?
répondre: Absolutely! The 12V to 3V DC-DC Converter can be a great addition to a solar power system where you need to power low-voltage devices. By connecting this converter to a 12V battery (charged by solar panels), you can efficiently step down the voltage to power components such as sensors, controllers, and low-power appliances, extending the system’s utility and improving energy management. -
question:
What safety features does this module have?
répondre: This DC-DC converter is equipped with several safety features, such as over-current protection, over-voltage protection, and thermal shutdown. These features protect the module and connected devices from damage due to electrical faults, ensuring reliability in various operating conditions. This makes it a safe choice for DIY electronics projects, enhancing user confidence in long-term usage. -
question:
How do I install and connect this converter?
répondre: To install the 12V to 3V DC-DC Converter, first, ensure you have a suitable power source, such as a 12V battery. Connect the input terminals of the converter to the 12V supply, making sure of the correct polarity. Then, connect your 3V device to the output terminals. Ensure connections are secure and insulated to prevent short circuits. After installation, test with a multimeter to confirm the output voltage before connecting sensitive electronics. -
question:
What is the efficiency of this converter?
répondre: The efficiency of the 12V to 3V 3A Step-Down DC-DC Converter typically ranges between 85% to 95%, depending on the load and operating conditions. High efficiency reduces energy loss as heat, prolonging the lifespan of the module and connected devices. It is particularly beneficial in battery-operated applications where maximizing energy use is crucial, ensuring longer run times. -
question:
Where can I buy a 12V to 3V 3A Step-Down Waterproof Miniature DC-DC Converter Power Supply Module?
répondre: You can purchase the 12V to 3V 3A Step-Down Waterproof Miniature DC-DC Converter Power Supply Module from Ubuy. They offer a variety of electronic components and modules, ensuring you can find the right product to meet your needs. Ubuy provides convenient shipping options and reliable customer service, making it easier for you to get the components required for your projects.
Envistia Power Converters Editorial Review
The 12V to 3V 3A Step-Down Waterproof Miniature DC-DC Converter Power Supply Module appears to have garnered a generally positive reception from users who have integrated it into various projects. Customers appreciate its reliability and performance, primarily highlighting its utility in a range of applications—from powering garage door openers for motorcycles to supporting the function of devices like battery-drained alarm systems and solar lights. Users have reported seamless conversions of voltage that maintain device functionality without flickering or interference, even during prolonged use. Many found the installation process straightforward and the size of the module convenient for various projects, allowing for modifications such as shortening the module for better fitting within custom applications. Some users noted the product’s durability, with one individual indicating satisfaction after six months of usage with minimal issues. Overall, this converter provides an efficient alternative to traditional battery power, reducing the hassle of frequent battery replacement. **
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Avantages
- Reliable and Consistent performance across various applications
- Easy installation process
- Compact size allows for versatile use in different projects
- Cost-effective solution by eliminating the need for regular battery replacements
- Maintains output without flickering or ripple disturbances
Les inconvénients
- Long-term durability remains to be fully assessed beyond initial satisfaction
CONFIANCE EN LA PLATEFORME & PROTECTION DE L'ACHETEUR
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“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
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“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
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“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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VUV 1997
Commandez maintenant et recevez votre commande aux alentours du Mardi, Octobre 06
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Caractéristiques et avantages
- Converts 12V DC input to 3V, 5V, 6V, or 9V outputs.
- Boasts a rugged, epoxy-sealed waterproof design.
- Delivers up to 3A current, suitable for various applications.
- Lightweight and compact for easy transport and use.
- Includes overload, over-current, and voltage protection for stable performance.
- Compatible with input voltages from 8V to 24V DC.
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