---
product_id: 18888470
title: "Battery Maintainer 750"
brand: "duraboost"
price: "₩11348"
currency: KRW
in_stock: false
reviews_count: 8
url: https://www.desertcart.kr/products/18888470-battery-maintainer-750
store_origin: KR
region: South Korea
---

# 0.75 Amp Charge Rate Fully Automatic Overcharge Protection Battery Maintainer 750

**Brand:** duraboost
**Price:** ₩11348
**Availability:** ❌ Out of Stock

## Summary

> 🔌 Power Up Your Peace of Mind!

## Quick Answers

- **What is this?** Battery Maintainer 750 by duraboost
- **How much does it cost?** ₩11348 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/18888470-battery-maintainer-750)

## Best For

- duraboost enthusiasts

## Why This Product

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

## Key Features

- • **Safety First:** Built-in overcharge and short circuit protection.
- • **User-Friendly Design:** Designed for ease of use, perfect for busy professionals.
- • **Versatile Connectivity:** Includes quick disconnect battery terminal and alligator clip leads.
- • **Visual Charging Indicator:** Red LED for charging, Green for fully charged.
- • **Seamless Charging Experience:** Switches effortlessly from charge to maintenance mode.

## Overview

The DURABOOST Battery Maintainer 750 is a fully automatic device that ensures your battery is always charged and maintained. With a 0.75 amp charge rate, it features a visual LED indicator for charging status and built-in safety mechanisms to prevent overcharging and short circuits. Ideal for professionals seeking reliability and convenience.

## Description

The DuraBoost Charger/Maintainer 750 is perfect for those wanting to charge and maintain their 12v lead acid battery, and does so three ways.Diagnosis: Checks for proper battery connection polarity and for internal battery damage causing a short.Bulk Charge: Charges at a constant 750mA rated current output until the battery is fully charged (13.6V ±0.2V) and then the output is turned off.Maintenance: The charger constantly monitors the battery voltage. If the battery voltage falls below 12.8V ±0.2V, the charger will restart output to charge the battery at a constant 750mA until fully charged then the output is turned off. The maintenance charging cycle is repeated to keep the battery in good condition when it is not in use and enables the charger to be left connected indefinitely.Features and BenefitsFully Automatic - Switches from "charge mode" to "maintenance mode"Red LED light shows when charging and changes to Green when fully charged.75 amp charge rateOvercharge and Short Circuit ProtectionIncludes quick disconnect Battery Terminal lead and Alligator Clip lead for ease of useSafe for use on all 12v Lead Acid type batteries including, Conventional Flooded (wet), Factory Activated Maintenance Free (MF/FA), Absorbed Glass Mat Maintenance Free (AGM), and Gel (Gel Electrolyte) type batteries

## Features

- Fully Automatic - Switches from "charge mode" to "maintenance mode"
- Red LED light shows when charging and changes to Green when fully charged
- .75 amp charge rate
- Overcharge and Short Circuit Protection
- Includes quick disconnect Battery Terminal lead and Alligator Clip lead for ease of use

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | DURABOOST |
| Brand | DURABOOST |
| Model | Battery Maintainer 750 |
| Manufacturer Part Number | TE4-0237 |

## Images

![Battery Maintainer 750 - Image 1](https://m.media-amazon.com/images/I/61+IzERcxbL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Five Stars
  

*by M***J on Reviewed in the United States on March 12, 2018*

Have 5 of them , all work great

### ⭐⭐⭐⭐ 4.0 out of 5 stars







  
  
    it will work
  

*by J***O on Reviewed in the United States on August 21, 2015*

The second one. Worked.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Five Stars
  

*by G***N on Reviewed in the United States on January 26, 2016*

Quick and easy to install.  It charged the battery for my motorcycle as advertised.

---

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**Shop now:** [https://www.desertcart.kr/products/18888470-battery-maintainer-750](https://www.desertcart.kr/products/18888470-battery-maintainer-750)

---

*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-04-25*