---
product_id: 8977689
title: "Battery Defender Pro 12 Volt 3 Amp Battery Charger"
brand: "battery defender"
price: "$137.74"
currency: USD
in_stock: false
url: https://www.desertcart.us/products/8977689-battery-defender-pro-12-volt-3-amp-battery-charger
store_origin: US
region: United States of America
---

# Battery Defender Pro 12 Volt 3 Amp Battery Charger

**Brand:** battery defender
**Price:** $137.74
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** Battery Defender Pro 12 Volt 3 Amp Battery Charger by battery defender
- **How much does it cost?** $137.74 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/8977689-battery-defender-pro-12-volt-3-amp-battery-charger)

## Best For

- battery defender enthusiasts

## Why This Product

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

## Description

All the Battery Defender features you've come to know and love plus professional super fast connect/release harness with lugs and clamps included. The Battery Defender is not a trickle charger it is fully electronic and fully automatic. Recommended for maintaining EnerSys ODYSSEY and Optima batteries only. Not recommended for charging EnerSys Odyssey or Optima batteries. Features: Charge like a PROfessional and be PROactive by stopping and reversing sulfation on contact. Battery Defender Pro is the charger with a super brain. Put the power of super computing to work for your battery. Blast battery destroying sulfation off your battery plates for longer battery life. It is the only charger of its kind. Features: U.S. Patent Pending De-sulfation of battery: The charger will remove loose sulfation and increase the battery life. (Hard sulfation cannot be reversed). Small size & light weight: Portability is a major feature. The charger can be installed on-board. One charger for any type of lead acid battery (no switch): Battery Defender Pro charger will charge any type or brand of lead acid battery fully, sealed or dry battery. The charger will adjust itself as the battery gets old. Short circuit protection: If you touch the output Prove & -ve wires (with AC ON) and there will be no failure (no fuse will blow). Reverse polarity protection: If you connect the battery in reverse, there will be no failure (no fuse will blow).The charger will just not work. When the problem is corrected, the charger will operate normally. No current drain: If the AC is OFF and the charger is connected to the battery, there will be no drain of current from the battery. Low voltage start: Battery Defender Pro charger will start charging from 0.5 volts.

## Features

- DC Output: 12 Volt 3 Amps
- Input: 90-130 Volts ~ 1 Amp Max. 60Hz
- De-sulfation of battery: The charger will remove loose sulfation and increase the battery life. (Hard sulfation cannot be reversed).
- Maintain full charge &amp; no overcharging: Battery Defender Pro charger can be left connected to the battery indefinitely without harming (overcharging) the battery.
- 1 Year Warranty

## Images

![Battery Defender Pro 12 Volt 3 Amp Battery Charger - Image 1](https://images-na.ssl-images-amazon.com/images/I/51QMoYVYjgL.jpg)
![Battery Defender Pro 12 Volt 3 Amp Battery Charger - Image 2](https://images-na.ssl-images-amazon.com/images/I/41S5mqmG21L.jpg)
![Battery Defender Pro 12 Volt 3 Amp Battery Charger - Image 3](https://images-na.ssl-images-amazon.com/images/I/41OkNVilyZL.jpg)

---

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**Shop now:** [https://www.desertcart.us/products/8977689-battery-defender-pro-12-volt-3-amp-battery-charger](https://www.desertcart.us/products/8977689-battery-defender-pro-12-volt-3-amp-battery-charger)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-16*