---
product_id: 640161984
title: "2 Bank Marine Battery Charger 5X2, 10A (5A/Bank) - 12V Waterproof Onboard Battery Charger, Battery Maintainer & Desulfator for SLA/AGM, Lithium (LiFePO4), Calcium & Deep-Cycle Battery- Charged 24/7"
brand: "firstpower pro"
price: "5132515₫"
currency: VND
in_stock: true
reviews_count: 8
url: https://www.desertcart.vn/products/640161984-2-bank-marine-battery-charger-5x2-10a-5a-bank-12v
store_origin: VN
region: Vietnam
---

# 3 smart charging modes for all 12V batteries IP68 waterproof sealed design 10A total output, 5A per bank 2 Bank Marine Battery Charger 5X2, 10A (5A/Bank) - 12V Waterproof Onboard Battery Charger, Battery Maintainer & Desulfator for SLA/AGM, Lithium (LiFePO4), Calcium & Deep-Cycle Battery- Charged 24/7

**Brand:** firstpower pro
**Price:** 5132515₫
**Availability:** ✅ In Stock

## Summary

> ⚓ Stay powered, stay afloat — the ultimate 24/7 marine battery guardian!

## Quick Answers

- **What is this?** 2 Bank Marine Battery Charger 5X2, 10A (5A/Bank) - 12V Waterproof Onboard Battery Charger, Battery Maintainer & Desulfator for SLA/AGM, Lithium (LiFePO4), Calcium & Deep-Cycle Battery- Charged 24/7 by firstpower pro
- **How much does it cost?** 5132515₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/640161984-2-bank-marine-battery-charger-5x2-10a-5a-bank-12v)

## Best For

- firstpower pro enthusiasts

## Why This Product

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

## Key Features

- • **Dual-Bank Powerhouse:** Charge two 12V batteries simultaneously with 5A each for uninterrupted marine adventures.
- • **Revive Dead Batteries:** Force Mode jumpstarts batteries below 1V, so you never get stranded offshore.
- • **All-Weather Waterproof:** IP68-rated fully sealed charger built to withstand harsh marine environments without a hitch.
- • **Precision Thermal Control:** Integrated sensor adjusts charging to prevent overheat or undercharge in any climate.
- • **Smart Multi-Mode Charging:** Seamlessly switch between SLA/AGM, Lithium, and Calcium modes to optimize battery health.

## Overview

This 2-bank marine battery charger delivers 10A total (5A per bank) with IP68 waterproof sealing, supporting SLA/AGM, Lithium (LiFePO4), Calcium, and deep-cycle 12V batteries. Featuring 3 selectable charging modes, Force Mode for dead battery recovery, auto repair diagnostics, and thermal sensing for climate-adaptive charging, it ensures reliable, maintenance-free power onboard. Backed by a 3-year warranty, it’s engineered for professional-grade marine battery care.

## Description

2 Bank Marine Battery Charger 5X2, 10A (5A/Bank) - 12V Waterproof Onboard Battery Charger, Battery Maintainer & Desulfator for SLA/AGM, Lithium (LiFePO4), Calcium & Deep-Cycle Battery- Charged 24/7

## Features

- 【5X2, 2-Bank, 5A Per Bank】: Marine battery charger for all types of lead-acid & lithium-ion 12V batteries, including marine, boat, starter & deep-cycle batteries. IP68 waterproof fully-sealed charging. Boat battery chargers can be charged 24/7 onboard.
- 【3 Charging Modes】: 12V SLA/AGM, 12V LITHIUM, 12V CALCIUM. 2 Batteries can charge at the same time. Each battery can independently select the suitable mode via press "MODE".
- 【Force Mode】: Onboard marine battery charger charge dead batteries. When battery is lower than 1V, you can manually begin charging: Only press and hold the “MODE“ button for 5s.
- 【Auto Repair Mode & Advanced Diagnostics】: You don't need to operate. “12V Repair” light is on, automatically start repair. Advanced Diagnostics: Over Voltage, Bad Battery, Over Temperature, Reverse Connection. Help you find problems quickly.
- 【Enjoy Precision Charging】: An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.
- 【3-YEAR WARRANTY FOR CHARGER】: 5-Grid Power Display - 20%, 40%, 60%, 80%, 100%. What’s in the box : 1* On board battery chargers for boats ; 2* Battery clips; 2* Battery connectors; 2* Spare fuses; 4* Screws; 1* Bag, 1* Manual. WARNING: USE IN WELL VENTILATED AREA!

## Product Details

- **Brand:** FirstPower Pro
- **Color:** Gray
- **Product Dimensions:** 12"D x 16"W x 5"H
- **Output Voltage:** 12 Volts
- **Input Voltage:** 120 Volts

## Images

![2 Bank Marine Battery Charger 5X2, 10A (5A/Bank) - 12V Waterproof Onboard Battery Charger, Battery Maintainer & Desulfator for SLA/AGM, Lithium (LiFePO4), Calcium & Deep-Cycle Battery- Charged 24/7 - Image 1](https://m.media-amazon.com/images/I/61bVk4WhsoL.jpg)
![2 Bank Marine Battery Charger 5X2, 10A (5A/Bank) - 12V Waterproof Onboard Battery Charger, Battery Maintainer & Desulfator for SLA/AGM, Lithium (LiFePO4), Calcium & Deep-Cycle Battery- Charged 24/7 - Image 2](https://m.media-amazon.com/images/I/71C4A1TLN9L.jpg)
![2 Bank Marine Battery Charger 5X2, 10A (5A/Bank) - 12V Waterproof Onboard Battery Charger, Battery Maintainer & Desulfator for SLA/AGM, Lithium (LiFePO4), Calcium & Deep-Cycle Battery- Charged 24/7 - Image 3](https://m.media-amazon.com/images/I/719GSeqxPAL.jpg)
![2 Bank Marine Battery Charger 5X2, 10A (5A/Bank) - 12V Waterproof Onboard Battery Charger, Battery Maintainer & Desulfator for SLA/AGM, Lithium (LiFePO4), Calcium & Deep-Cycle Battery- Charged 24/7 - Image 4](https://m.media-amazon.com/images/I/71uRQrI+vRL.jpg)
![2 Bank Marine Battery Charger 5X2, 10A (5A/Bank) - 12V Waterproof Onboard Battery Charger, Battery Maintainer & Desulfator for SLA/AGM, Lithium (LiFePO4), Calcium & Deep-Cycle Battery- Charged 24/7 - Image 5](https://m.media-amazon.com/images/I/81a7pd90vzL.jpg)

## Available Options

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

## Questions & Answers

**Q: Can this charger charge 2 batteries simultaneously? Can it charge for 24V and 36V battery?**
A: Yes, it can. 2 batteries can be charged simultaneously using this charger. However, please note that this charger is specifically designed for 12V battery only and is not compatible with 24V or 36V.

**Q: Can this charger simultaneously charge multiple battery types? Example：Bank 1: AGM; Bank 2: Lithium**
A: Yes, it can. Each battery can independently select the suitable mode by pressing the "MODE" button. Example: Bank 1: AGM, you can choose "12V SLA/AGM"; Bank 2: Lithium, choose "12V LITHIUM".

**Q: Can this charger be plugged in 24/7 while storing the boat or being on a dock?**
A: Yes, it can. When voltage of battery being charged drops, charger will automatically replenish the charge. When battery reaches its full charge, charger will automatically enter battery maintnance program to ensure optimal performance & longevity.

**Q: Why does the charger get hot when charging 2 batteries at the same time? Is it safe?**
A: It is safe. When the charger temperature is high, output current will automatically decrease; or Over-temperature indicator will blink and charging will stop. When the charger cools down, it will charge automatically without manual operation.

**Q: Would I just hook up the 2 bank independently to charge the 2 batteries？**
A: Yes, you can hook up the 2 bank independently to charge the 2 batteries. It is easy to install. Please refer to the instruction manual

## Customer Reviews

### ⭐⭐⭐⭐⭐ Life changing.
*by A***R on May 27, 2025*

Life changing! I can now charge my trolling motor and bait tank batteries at the same time. Works great and get a full charge overnight!

### ⭐⭐⭐⭐⭐ Works well
*by L***D on May 28, 2025*

Seems to work well. Small enough to mount in the battery compartment of the boat.

### ⭐⭐⭐⭐⭐ Great unit for a 2 bank battery
*by F***Z on May 15, 2025*

Excellent unit for a 2 bank system. Determine battery type, set the unit on battery type hook it up and plug it in.

## Frequently Bought Together

- 2 Bank Marine Battery Charger 5X2, 10A (5A/Bank) - 12V Waterproof Onboard Battery Charger, Battery Maintainer & Desulfator for SLA/AGM, Lithium (LiFePO4), Calcium & Deep-Cycle Battery- Charged 24/7
- 6 Gauge Marine Wire,6 AWG 20ft Duplex Marine Grade Wire Tinned Copper Oxygen-Free Insulated Red& Black Electrical Cable for Boat/Automotive/RV/Camper/Trailer
- RED WOLF 60Amp Circuit Breaker for Boat Trolling Motor Marine ATV Trailer Vehicles Stereo Audio Electronic Battery Solar System Inline Fuse with Manual Reset Switch Waterproof DC 12V-48V

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.vn/products/640161984-2-bank-marine-battery-charger-5x2-10a-5a-bank-12v](https://www.desertcart.vn/products/640161984-2-bank-marine-battery-charger-5x2-10a-5a-bank-12v)

---

*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-02-19*