--- product_id: 31142409 title: "EarthX ETX900 lithium iron phosphate (LiFePo4) battery for experimental aircraft with 80 amp alternator or less!" brand: "earthx" price: "672356CFA" currency: XOF in_stock: true category: "Earth X" url: https://www.desertcart.sn/products/31142409-earthx-etx900-lithium-iron-phosphate-lifepo4-battery-for-experimental-aircraft store_origin: SN region: Senegal --- # 840 cranking amps power 2-3X longer lifespan vs lead acid only 4.9 lbs ultra-lightweight EarthX ETX900 lithium iron phosphate (LiFePo4) battery for experimental aircraft with 80 amp alternator or less! **Brand:** earthx **Price:** 672356CFA **Availability:** ✅ In Stock ## Summary > ⚡ Fly lighter, last longer, and power smarter with EarthX ETX900! ## Quick Answers - **What is this?** EarthX ETX900 lithium iron phosphate (LiFePo4) battery for experimental aircraft with 80 amp alternator or less! by earthx - **How much does it cost?** 672356CFA with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/31142409-earthx-etx900-lithium-iron-phosphate-lifepo4-battery-for-experimental-aircraft) ## Best For - earthx enthusiasts ## Why This Product - Trusted earthx brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Next-Level Battery Longevity:** Outlast traditional lead acid batteries by 2 to 3 times, reducing replacements and downtime for your high-performance machine. - • **Seamless Integration with EFIS:** Connect the fault indicator directly to your EFIS or control panel LED for real-time battery health alerts—keeping you informed mid-flight or on the track. - • **Unmatched Power-to-Weight Ratio:** Experience 840 amps of instant cranking power in a featherlight 4.9 lb package—perfect for experimental aircraft under 80 amp alternators. - • **Trusted by Experimental Aviators:** Join the community of pilots and racers who rely on EarthX, the most trusted lithium battery brand in the experimental aircraft market. - • **Advanced Redundant BMS Protection:** Stay worry-free with a fully redundant Battery Management System that monitors faults, balances cells, and safeguards against overcharge, discharge, and temperature extremes. ## Overview The EarthX ETX900 is a lightweight (4.9 lbs), high-performance lithium iron phosphate battery delivering 840 cranking amps, designed specifically for experimental aircraft with alternators of 80 amps or less. Featuring a fully redundant Battery Management System with fault monitoring and cell balancing, it offers 2-3 times the lifespan of traditional lead acid batteries. Compatible with 540ci engines or smaller, it integrates easily with EFIS systems for real-time battery health alerts, making it the most trusted lithium battery choice in the experimental aviation community. ## Description The ETX900 is light weight and crazy powerful! This battery is intended for 540ci engine size or less; 80 amp alternator/generator or less. Can be used in experiemental aircrafts or race cars, just match up the alternator output with the correct battery. Our ETX battery series is fully protected by an integrated battery management system (BMS) that protects the cell’s from over discharge, over charge, short circuit, temperature, plus cell balancing to ensure charge levels are equal. Additionally, our ETX Hundred series aircraft batteries have redundant electronic circuits and battery fault indication. The fault indicator can be connected into your EFIS or wired to a 12volt LED light (SOLD SEPARATELY) on your control panel to alert you to the state of charge and state of health of the battery. (Please see manual for details) EarthX is proud to be the most trusted brands in the experimental aircraft market. ## Features - For use with experimental aircraft with 80 amp alternator or less! - Weighs only 4.9 pounds with 840 cranking amps! - Lasts 2-3X longer than lead acid! - The most used and trusted lithium battery on the market! - Complete with a fully redundant BMS with fault light monitoring! ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01EXD5G3U | | Battery Type | Lithium | | Best Sellers Rank | #494,552 in Toys & Games ( See Top 100 in Toys & Games ) #4,242 in Hobby Remote & App Controlled Vehicle Batteries | | Brand Name | EarthX | | Compatible with Vehicle Type | Passenger Car | | Customer Reviews | 4.0 4.0 out of 5 stars (15) | | Item Weight | 4.9 Pounds | | Manufacturer Part Number | ETX900 | | Number Of Cells | 4 | | Terminal | SAE Terminal | | UPC | 602589644646 | | Voltage | 13.2 Volts | ## Product Details - **Battery Cell Composition:** Lithium - **Brand:** EarthX - **Item Weight:** 4.9 Pounds - **Number Of Cells:** 4 - **Number of Items:** 10 - **Terminal:** SAE Terminal - **UPC:** 602589644646 - **Vehicle Service Type:** Passenger Car - **Voltage:** 13.2 Volts ## Images ![EarthX ETX900 lithium iron phosphate (LiFePo4) battery for experimental aircraft with 80 amp alternator or less! - Image 1](https://m.media-amazon.com/images/I/41btNImzVAL.jpg) ![EarthX ETX900 lithium iron phosphate (LiFePo4) battery for experimental aircraft with 80 amp alternator or less! - Image 2](https://m.media-amazon.com/images/I/81I8dTfcQ4L.jpg) ![EarthX ETX900 lithium iron phosphate (LiFePo4) battery for experimental aircraft with 80 amp alternator or less! - Image 3](https://m.media-amazon.com/images/I/71Syt0Gd4oL.jpg) ## Frequently Bought Together - EarthX ETX900 lithium iron phosphate (LiFePo4) battery for experimental aircraft with 80 amp alternator or less! - 10pcs 1 AWG-3/8 Battery Lugs,Copper Wire Lugs,UL Listed Heavy Duty Battery Cable Ends,Tubular Ring Terminals,AWG Crimp Wire Ring Lugs,Battery Terminal Connectors with 3:1 Heat Shrink Tubing - DROK Battery Monitor, 10-100V Digital Battery Capacity Tester, Percentage Level Voltage Temperature Switch Meter Gauge 12V 24V 36V 48V LCD Display Marine RV Battery Power Indicator Panel --- ## 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.sn/products/31142409-earthx-etx900-lithium-iron-phosphate-lifepo4-battery-for-experimental-aircraft](https://www.desertcart.sn/products/31142409-earthx-etx900-lithium-iron-phosphate-lifepo4-battery-for-experimental-aircraft) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-07-16*