---
product_id: 693746521
title: "12V 300AH Lifepo4 Battery,12V Lithium RV Battery Built-in 200A BMS and Bluetooth,Max 3840Wh,Up to 8000 Deep Cycle.Perfect for RV,Solar Energy,Off-Grid System"
brand: "elefast"
price: "€ 1044.18"
currency: EUR
in_stock: true
url: https://www.desertcart.fi/products/693746521-12v-300ah-lifepo4-battery-12v-lithium-rv-battery-built-in
store_origin: FI
region: Finland
---

# 200A intelligent BMS protection Bluetooth real-time monitoring 300Ah high-capacity power 12V 300AH Lifepo4 Battery,12V Lithium RV Battery Built-in 200A BMS and Bluetooth,Max 3840Wh,Up to 8000 Deep Cycle.Perfect for RV,Solar Energy,Off-Grid System

**Brand:** elefast
**Price:** € 1044.18
**Availability:** ✅ In Stock

## Summary

> 🔋 Power your freedom with smart, long-lasting energy!

## Quick Answers

- **What is this?** 12V 300AH Lifepo4 Battery,12V Lithium RV Battery Built-in 200A BMS and Bluetooth,Max 3840Wh,Up to 8000 Deep Cycle.Perfect for RV,Solar Energy,Off-Grid System by elefast
- **How much does it cost?** € 1044.18 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/693746521-12v-300ah-lifepo4-battery-12v-lithium-rv-battery-built-in)

## Best For

- elefast enthusiasts

## Why This Product

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

## Key Features

- • **Smart & Safe:** Built-in 200A BMS safeguards against overcharge, discharge, overload, and extreme temperatures for worry-free use.
- • **Endurance Champion:** Up to 8000 deep cycles and 10+ years lifespan means your battery keeps pace with your adventurous lifestyle.
- • **Connected Convenience:** Bluetooth app lets you monitor battery health and capacity in real-time—stay in control wherever you are.
- • **Lightweight & Compact:** Save 40% space and 50% weight compared to lead-acid batteries—perfect for sleek RV and off-grid setups.
- • **Powerhouse Performance:** 300Ah EVE Grade A+ cells deliver 15% more energy density for longer-lasting power on the go.

## Overview

The Elefast 12V 300Ah LiFePO4 battery combines high-grade EVE cells with a robust 200A BMS and Bluetooth connectivity, delivering up to 3840Wh of stable power. Designed for RVs, solar, and off-grid systems, it offers 40% space savings, 50% less weight, and an impressive 8000 deep cycles lifespan, backed by top safety certifications and a 5-year warranty.

## Description

Full description not available

## Features

- 【EVE Grade A+ Cells】300ah 12v lithium battery using EVE Grade A+ Cells high-end battery cells, higher energy density, more stable performance,15% stronger than other lithium batteries of the same size,especially the balance of the voltage performance is very strong,stable voltage will not damage your appliances,you can rest assured that the use.
- 【Designed for RVs】300 ah lifepo4 battery 12v Saving 40% space and 50% weight,energy density increases to 78wh/lbs; lithium iron phosphate battery is the perfect replacement for lead- acid batteries,the 300ah lifepo4 battery supports solar charging,and is a must-have for outdoor RVs and off-grid equipment.
- 【200A BMS & Multiple Protection】12v 300ah rv battery built-in 200A intelligent BMS battery management system prevents overcharging,over-discharging,overloading,high temperature and short-circuit;low-temperature protection mechanism,the BMS will cut off immediately when the temperature sensor detects the battery temperature is below -4℉ or above 132℉.
- 【Deep Cycle 8000 & Bluetooth APP】300ah deep cycle battery Each Cells voltage balancing ability is excellent, balanced voltage can extend the life of the battery,the number of cycles up to 8000 times or more,the battery life up to 10 years or more. Download Bluetooth APP to get real-time battery capacity and status,also suitable for home energy storage,solar system,home alarm system.
- 【Safety & 5 years after sales】300ah 12 volt lithium battery is UL, IEC tested and CE,RoHS certified to provide you with the highest level of safety.Elefast offers 5 years after-sales service and fast feedback within 24 hours. Please use 14.6V50A Li-ion battery charger.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | ELEFAST |
| Brand | Elefast |
| Model | Lifepo4 battery |
| Item Weight | 56 pounds |
| Product Dimensions | 9.64 x 13.58 x 7.45 inches |
| Item model number | RV12_300A |
| Manufacturer Part Number | RV12_300A |

## Product Details

- **Brand:** Elefast
- **Vehicle Service Type:** RV
- **Size:** 12V300AH Bluetooth
- **Voltage:** 12 Volts
- **Battery Cell Composition:** Other Than Listed
- **Item Weight:** 56 Pounds
- **Product Dimensions:** 9.64"D x 13.58"W x 7.45"H
- **Automotive Fit Type:** Universal Fit
- **Manufacturer:** ELEFAST
- **UPC:** 762949301760

## Images

![12V 300AH Lifepo4 Battery,12V Lithium RV Battery Built-in 200A BMS and Bluetooth,Max 3840Wh,Up to 8000 Deep Cycle.Perfect for RV,Solar Energy,Off-Grid System - Image 1](https://m.media-amazon.com/images/I/610fMDcS9RL.jpg)
![12V 300AH Lifepo4 Battery,12V Lithium RV Battery Built-in 200A BMS and Bluetooth,Max 3840Wh,Up to 8000 Deep Cycle.Perfect for RV,Solar Energy,Off-Grid System - Image 2](https://m.media-amazon.com/images/I/71GpgFTrndL.jpg)
![12V 300AH Lifepo4 Battery,12V Lithium RV Battery Built-in 200A BMS and Bluetooth,Max 3840Wh,Up to 8000 Deep Cycle.Perfect for RV,Solar Energy,Off-Grid System - Image 3](https://m.media-amazon.com/images/I/616ZvBG1HIL.jpg)
![12V 300AH Lifepo4 Battery,12V Lithium RV Battery Built-in 200A BMS and Bluetooth,Max 3840Wh,Up to 8000 Deep Cycle.Perfect for RV,Solar Energy,Off-Grid System - Image 4](https://m.media-amazon.com/images/I/71v3zd2acoL.jpg)
![12V 300AH Lifepo4 Battery,12V Lithium RV Battery Built-in 200A BMS and Bluetooth,Max 3840Wh,Up to 8000 Deep Cycle.Perfect for RV,Solar Energy,Off-Grid System - Image 5](https://m.media-amazon.com/images/I/71pMY167trL.jpg)

---

## 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.fi/products/693746521-12v-300ah-lifepo4-battery-12v-lithium-rv-battery-built-in](https://www.desertcart.fi/products/693746521-12v-300ah-lifepo4-battery-12v-lithium-rv-battery-built-in)

---

*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-02-17*