---
product_id: 37493925
title: "DC 12V(9V-13V) To 13.8V 18A 248W DC DC Step Up Converter For Car Power Converter Waterproof Boost Power Supply Module Inverter RoSH CE"
brand: "xzb"
price: "FREE"
currency: VUV
in_stock: false
url: https://www.desertcart.vu/products/37493925-dc-12v-9v-13v-to-13-8v-18a-248w-dc
store_origin: VU
region: Vanuatu
---

# 18A Output Waterproof Compact Size DC 12V(9V-13V) To 13.8V 18A 248W DC DC Step Up Converter For Car Power Converter Waterproof Boost Power Supply Module Inverter RoSH CE

**Brand:** xzb
**Price:** FREE
**Availability:** ❌ Out of Stock

## Summary

> 🚗 Elevate Your Power Game!

## Quick Answers

- **What is this?** DC 12V(9V-13V) To 13.8V 18A 248W DC DC Step Up Converter For Car Power Converter Waterproof Boost Power Supply Module Inverter RoSH CE by xzb
- **How much does it cost?** FREE with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/37493925-dc-12v-9v-13v-to-13-8v-18a-248w-dc)

## Best For

- xzb enthusiasts

## Why This Product

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

## Key Features

- • **Weather-Ready:** Waterproof design ensures durability in any condition.
- • **Power Up Your Ride:** Transform your car's power supply effortlessly!
- • **Robust Performance:** Delivers a powerful 248W output for all your needs.
- • **Compact & Efficient:** Space-saving dimensions fit seamlessly into your setup.
- • **Versatile Input Range:** Compatible with 9V to 13V inputs for maximum flexibility.

## Overview

The DC 12V to 13.8V Step Up Converter is a high-performance power supply module designed for automotive applications. With an output of 18A and 248W, it efficiently boosts your car's power while being waterproof and compact, making it ideal for various setups.

## Description

Application:  Voltage range of appliances: car alarms, radio, walkie-talkies, motors, audio, navigation, surveillance, LED car display, air conditioning, electric fans, solar energy, photovoltaic energy, DVD, LED lights, motors, pumps, and industrial electrical equipment, etc.  Description:  Die-Cast Aluminum Housing with Using radiating silicone potting (is better than epoxy)  100% Waterproof with Anti-shock protection  Light weight and ultra-compact size  More than 90% power conversion efficiency  Built-in over/under-voltage input, overload, over-heat and short circuit fully protection  Auto-recovery when converter is back to normal operating  Stable and reliable performance  Easy and simple installation  Specifications:  Input voltage range: DC 12V (9V-13V)  Output voltage: DC13.8V  Output current: 18A,248W  transfer efficiency >93%  load regulation:±2%  voltage regulation factor:±1%  dynamic response speed:5% 200uS  Working temperature: Industrial-grade (-40 °c to +85 °c)  Wire lengths: 20cm  Construction: Die-cast aluminum casing, radiating silicone potting  Dimensions: 74 x 74 x 32mm  Aluminum alloy shell weight about 300g  pls notice:  Please shorten for electric lines a long distance between the input from the <30 cm, to avoid input line is too long, cause the line pressure drop, make the power supply voltage is not enough, damage to power supply and electrical appliances, the input voltage of positive and negative polarity shall not reverse

## Features

- Type: DC/DC Converters
- Input voltage:DC 12V (9V-13V)
- Output voltage:DC 13.8V
- Output parameter:13.8V 18A 248W
- Size:74 x 74 x 32 mm

## Images

![DC 12V(9V-13V) To 13.8V 18A 248W DC DC Step Up Converter For Car Power Converter Waterproof Boost Power Supply Module Inverter RoSH CE - Image 1](https://m.media-amazon.com/images/I/41AGI4nCp1L.jpg)
![DC 12V(9V-13V) To 13.8V 18A 248W DC DC Step Up Converter For Car Power Converter Waterproof Boost Power Supply Module Inverter RoSH CE - Image 2](https://m.media-amazon.com/images/I/412Xvo3K2oL.jpg)
![DC 12V(9V-13V) To 13.8V 18A 248W DC DC Step Up Converter For Car Power Converter Waterproof Boost Power Supply Module Inverter RoSH CE - Image 3](https://m.media-amazon.com/images/I/61CXQIOuiEL.jpg)

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**Shop now:** [https://www.desertcart.vu/products/37493925-dc-12v-9v-13v-to-13-8v-18a-248w-dc](https://www.desertcart.vu/products/37493925-dc-12v-9v-13v-to-13-8v-18a-248w-dc)

---

*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-05-02*