---
product_id: 807516209
title: "Waterproof 12V To 5V Converter USB Type C Output, DC DC Step Down Power Adapter 5V 3A, Epoxy Potted Buck Converter For Car Auto Power Supply, Raspberry Pi 4, Mobile Devices, Short Circuit Protection"
brand: "cateye"
price: "A$18"
currency: AUD
in_stock: true
category: "Cateye"
url: https://www.desertcart.com.au/products/807516209-waterproof-12v-to-5v-converter-usb-type-c-output-dc
store_origin: AU
region: Australia
---

# 5V 3A stable output Waterproof epoxy sealed 90%+ high efficiency Waterproof 12V To 5V Converter USB Type C Output, DC DC Step Down Power Adapter 5V 3A, Epoxy Potted Buck Converter For Car Auto Power Supply, Raspberry Pi 4, Mobile Devices, Short Circuit Protection

**Brand:** cateye
**Price:** A$18
**Availability:** ✅ In Stock

## Summary

> 🔌 Power up anywhere, rain or shine — your USB-C’s new best friend!

## Quick Answers

- **What is this?** Waterproof 12V To 5V Converter USB Type C Output, DC DC Step Down Power Adapter 5V 3A, Epoxy Potted Buck Converter For Car Auto Power Supply, Raspberry Pi 4, Mobile Devices, Short Circuit Protection by cateye
- **How much does it cost?** A$18 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/807516209-waterproof-12v-to-5v-converter-usb-type-c-output-dc)

## Best For

- cateye enthusiasts

## Why This Product

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

## Key Features

- • **Energy-Smart Efficiency:** Over 90% conversion efficiency reduces heat and maximizes battery life.
- • **Advanced Safety Protections:** Over voltage, current, temperature & short circuit safeguards for worry-free use.
- • **Consistent 5V 3A USB-C Power:** Delivers stable, regulated output perfect for Raspberry Pi 4 and mobile devices.
- • **Universal 8–32V Input Range:** Seamlessly supports 12V & 24V vehicle systems from cars to boats.
- • **Rugged Waterproof Epoxy Design:** Built to withstand moisture, dust, and harsh engine bay conditions.

## Overview

This compact, epoxy-potted 12V to 5V DC buck converter delivers a reliable 5V 3A USB Type C output with over 90% efficiency. Designed for automotive and DIY use, it supports a wide 8–32V input range, making it compatible with 12V and 24V systems. Its waterproof, dustproof housing and comprehensive safety protections ensure stable, secure power delivery for sensitive devices like Raspberry Pi 4 and mobile electronics in even the harshest environments.

## Description

This waterproof 12v to 5v converter is a compact and reliable DC DC step down power module designed to convert higher vehicle voltage into a stable 5V output for USB Type C devices. It is suitable for automotive, mobile and DIY power applications where safety and durability are essential.Product Specifications:Input Voltage: DC 8–32V (12V/24V Recommended)Output Voltage: DC 5VOutput Current: Max 3AConversion Type: 12v to 5v dc buck converterPower Rating: 15WOutput Interface: USB Type CProtection Features: Over Voltage, Over Current, Over Temperature, Short CircuitSealing Method: Epoxy Potting, Waterproof DesignProduct Highlights:Supports 12v to usb c power conversion for modern devicesWaterproof epoxy sealed housing for harsh automotive environmentsHigh efficiency buck converter reduces power loss and heatPackage Contents:1 x Waterproof 12v to 5v converter usb with USB Type C output

## Features

- Stable Power Output: This 12v to 5v converter delivers a regulated 5V 3A output designed for USB Type C devices, ensuring consistent voltage stability for Raspberry Pi 4, mobile phones and electronics that require reliable low voltage power conversion.
- Wide Input Voltage Range: Supporting DC 8–32V input, this 12v to 5v dc buck converter works seamlessly with both 12V and 24V vehicle systems, making it ideal for automotive power supply, motorcycles, trucks, boats and DIY electrical projects.
- Waterproof Epoxy Sealed Design: Fully epoxy potted for enhanced durability, this buck converter is waterproof, moisture resistant and dustproof, ensuring dependable performance in harsh environments such as engine bays, outdoor installations and mobile power systems.
- Comprehensive Safety Protection: Built with over voltage, over current, over temperature and short circuit protection, this 12v to 5v converter usb automatically recovers after abnormal conditions, providing secure and continuous power for sensitive USB Type C devices.
- High Efficiency Energy Conversion: With efficiency exceeding 90 percent, this 12v to usb c step down converter minimizes energy loss and heat generation, making it a reliable solution for long term automotive use and power sensitive electronic applications.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0GJS9V3S4 |
| Antenna Location | Vehicle, DIY |
| Best Sellers Rank | 463 in Car & Vehicle Electronics Accessories |
| Brand Name | Cateye |
| Country of Origin | China |
| Customer Reviews | 5.0 5.0 out of 5 stars (2) |
| Input Voltage | 32 Volts (DC) |
| Item Weight | 30 Grams |
| Manufacturer | Cateye |
| Manufacturer Part Number | Thousand123 |
| Model Name | Buck Converter |
| Model Number | Buck Converter |
| Output Power | 15 Watts |
| Output Voltage | 5 Volts (DC) |
| Peak Output Power Watts | 30 |
| Power Source | Vehicle DC Power Socket |
| Product Warranty | No |
| UPC | 781858683545 |
| Unit Count | 1.0 count |
| Wattage | 15 watts |

## Product Details

- **Brand:** Cateye
- **Model name:** Buck Converter
- **Power source:** Vehicle DC Power Socket
- **Recommended uses for product:** Vehicle, DIY
- **Wattage:** 15 watts

## Images

![Waterproof 12V To 5V Converter USB Type C Output, DC DC Step Down Power Adapter 5V 3A, Epoxy Potted Buck Converter For Car Auto Power Supply, Raspberry Pi 4, Mobile Devices, Short Circuit Protection - Image 1](https://m.media-amazon.com/images/I/71BJ-ziCPUL.jpg)

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**Shop now:** [https://www.desertcart.com.au/products/807516209-waterproof-12v-to-5v-converter-usb-type-c-output-dc](https://www.desertcart.com.au/products/807516209-waterproof-12v-to-5v-converter-usb-type-c-output-dc)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-08-26*