---
product_id: 456922781
title: "12v to 3v Converter DC Step Down Buck Voltage Regulator DC Transformer Power Supply 3A 9W Waterproof Car Converter Compatible with Led Light Car Truck Boat"
brand: "fbhdzvv"
price: "€ 19.04"
currency: EUR
in_stock: true
category: "Fbhdzvv"
url: https://www.desertcart.de/products/456922781-12v-to-3v-converter-dc-step-down-buck-voltage-regulator
store_origin: DE
region: Germany
---

# 3A output current 12V to 3V step-down conversion Multi-layer protection system 12v to 3v Converter DC Step Down Buck Voltage Regulator DC Transformer Power Supply 3A 9W Waterproof Car Converter Compatible with Led Light Car Truck Boat

**Brand:** fbhdzvv
**Price:** € 19.04
**Availability:** ✅ In Stock

## Summary

> 🔌 Power your gear like a pro — never settle for less voltage control!

## Quick Answers

- **What is this?** 12v to 3v Converter DC Step Down Buck Voltage Regulator DC Transformer Power Supply 3A 9W Waterproof Car Converter Compatible with Led Light Car Truck Boat by fbhdzvv
- **How much does it cost?** € 19.04 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/456922781-12v-to-3v-converter-dc-step-down-buck-voltage-regulator)

## Best For

- fbhdzvv enthusiasts

## Why This Product

- Trusted fbhdzvv brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Versatile Compatibility:** Perfect for powering car LEDs, dashcams, solar panels, electric fans, and more—your all-in-one power solution.
- • **Smart Safety Protections:** Integrated overvoltage, overcurrent, short circuit, and overtemperature auto-protection for worry-free operation.
- • **Powerful 3A Output Current:** Delivers a steady 3 amps to keep your devices running smoothly without hiccups.
- • **Precision Voltage Conversion:** Efficiently steps down 12V input to a stable 3V output with up to 97% conversion efficiency.
- • **Rugged Aluminum & Silicone Build:** Waterproof and heat-dissipating design built to withstand harsh environments and long-term use.

## Overview

This 12V to 3V DC step-down buck converter delivers a reliable 3A current and 9W power output with up to 97% efficiency. Encased in durable aluminum with waterproof silicone sealing, it features intelligent microprocessor-based protections against overvoltage, overcurrent, short circuits, and overheating. Ideal for automotive and marine applications, it ensures stable power for LED lights, dashcams, and other 3V devices in demanding environments.

## Description

Input voltage: DC 12V Output voltage: DC 3V Output current: 3A Output power: 9W Case material:Aluminum Voltage protection: Input overvoltage and undervoltage protection Overcurrent protection: YES Output line compensation: YES Short circuit protection: YES Over temperature protection: YES Conversion efficiency: 90%~97% Wiring: Input: Red wire: input + Black wire: input - Output: Yellow wire: output + Black wire: output - Package include: 1 x DC 12v to 3v step down buck converter

## Features

- 12V- 3V dc converter power supply input voltage DC 12V; output voltage DC 3V; output current 3A; output power 9W.
- DC-DC 12v to 3v car power converter intelligent microprocessing chip, over voltage, over current, over temperature, short circuit, it can be auto protection, and can work in normal condition when restored.
- 12V to 3V dc converter car power voltage aluminum case and silicone sealed design make it suitable for use in various harsh environments, high conversion efficiency, low heat generation, good heat dissipation, more durable.
- 12v to 3v DC step down buck converter compatible with car audio, car LED display, car DVD,hard disk player,dashcam,solar panel,LED strip lights,LED display,electric fan,camera,light.
- Attention: Please install according to the the label strictly, positive pole and nagative pole can't be reversed, or the module and device might be damaged, to assure this converter has the sufficient voltage and power pls make sure the voltage and power input is enough.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09ZT6VTNV |
| Best Sellers Rank | #115,422 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #444 in Power Converters |
| Brand Name | FBHDZVV |
| Current Rating | 3 Amps |
| Customer Reviews | 4.4 4.4 out of 5 stars (129) |
| Manufacturer | FBHDZVV |
| Model | B09ZT6VTNV |
| Mounting Type | Portable |
| Part Number | 176463 |
| Power Source | Corded Electric |
| Specification Met | CE, FCC, UL |
| UPC | 731905685893 |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** FBHDZVV
- **Current Rating:** 3 Amps
- **Mounting Type:** Portable
- **Power Source:** Corded Electric
- **Specification Met:** CE, FCC, UL

## Images

![12v to 3v Converter DC Step Down Buck Voltage Regulator DC Transformer Power Supply 3A 9W Waterproof Car Converter Compatible with Led Light Car Truck Boat - Image 1](https://m.media-amazon.com/images/I/51fHHYwClTL.jpg)
![12v to 3v Converter DC Step Down Buck Voltage Regulator DC Transformer Power Supply 3A 9W Waterproof Car Converter Compatible with Led Light Car Truck Boat - Image 2](https://m.media-amazon.com/images/I/61X0s0qMGNL.jpg)
![12v to 3v Converter DC Step Down Buck Voltage Regulator DC Transformer Power Supply 3A 9W Waterproof Car Converter Compatible with Led Light Car Truck Boat - Image 3](https://m.media-amazon.com/images/I/61GeNEVj9HL.jpg)
![12v to 3v Converter DC Step Down Buck Voltage Regulator DC Transformer Power Supply 3A 9W Waterproof Car Converter Compatible with Led Light Car Truck Boat - Image 4](https://m.media-amazon.com/images/I/71aesCOefdL.jpg)
![12v to 3v Converter DC Step Down Buck Voltage Regulator DC Transformer Power Supply 3A 9W Waterproof Car Converter Compatible with Led Light Car Truck Boat - Image 5](https://m.media-amazon.com/images/I/61KydQ-VZNL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- 12v to 3v Converter DC Step Down Buck Voltage Regulator DC Transformer Power Supply 3A 9W Waterproof Car Converter Compatible with Led Light Car Truck Boat
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**Shop now:** [https://www.desertcart.de/products/456922781-12v-to-3v-converter-dc-step-down-buck-voltage-regulator](https://www.desertcart.de/products/456922781-12v-to-3v-converter-dc-step-down-buck-voltage-regulator)

---

*Product available on Desertcart Germany*
*Store origin: DE*
*Last updated: 2026-08-04*