KUNLUN 12V 20Ah LiFePO4 Lithium Iron Battery Deep Cycle Rechargeable Battery -US For Sale

Title:12.8V 20Ah LiFePO4 Deep Cycle Battery – Built-in BMS, 256Wh, 4000+ Cycles for RV, Solar, Marine, Trolling Motor

Description:

Upgrade your power system with this12.8V 20Ah LiFePO4 Battery– the ultimate replacement for heavy, short-lived lead-acid batteries. Offering4000~15000 deep cyclesand a10-year lifetime, this battery delivers reliable, maintenance-free power for RVs, boats, solar systems, fish finders, camping, and more.

✅ Why Choose LiFePO4?FeatureLiFePO4Lead-AcidCycle Life4,000–15,000 cycles200–500 cyclesLifetime10+ years3 yearsWeight3.30 lbs (lightweight)Much heavierMaintenanceNoneRequires watering/careSafetyBuilt-in BMS protectionNo protection🔋 Voltage12.8VEnergy256WhBMS20AMax. Continuous Output Power256WMax. Continuous Charge Current10AMax. Continuous Discharge Current20ACharging Voltage14.4V~14.6VDischarge Voltage10V~14.6VStorage × 3.90 × 3.70 inchesWeight3.30 lbsSeries/ParallelUp to 4P4S🛡️ Built-in BMS Protection

The integrated Battery Management System (BMS) protects your battery against:

• Overcharge

• Over-discharge

• Overcurrent

• Short circuiting

• Low and high temperature

This ensuresincreased performanceandextended battery life.

⚡ Charging Methods

Compatible with:

• Dedicated LiFePO4 Battery Charger (14.4V~14.6V)

• Solar Panel + Charge Controller

• Battery Generator

Note:Batteries should be charged with a 12V LiFePO4 charger. Do not charge multiple batteries at the same time with a single charger.

🚤 Wide ApplicationsUse CaseBenefitRV & CampersLightweight, long-lasting off-grid powerBoats & MarineReliable energy for trolling motorsFish FindersConsistent power on the waterSolar SystemsEfficient energy storageHome Alarm SystemsBackup power you can count onE-ScootersLightweight, high-performance power💡 Key Advantages

• Lightweight– Only 3.30 lbs – easy to carry and install

• Long Lifespan– 10+ years vs. 3 years for lead-acid

• High Cycle Life– 4,000–15,000 deep cycles

• Maintenance-Free– No watering, no acid spills

• Eco-Friendly– No toxic materials

• Stable & Safe– LiFePO4 chemistry is the safest lithium battery

📦 Package Includes

• 1 × 12.8V 20Ah LiFePO4 Battery with BMS

⚠️ Important Notes

• Use adedicated LiFePO4 charger(14.4V~14.6V) for optimal performance and safety

• Fully charge before first use

• Store in a cool, dry place when not in use

• Do not exceed 4 batteries in series or parallel

🛡️ Warranty & Support

• 30-Day Money Back Guarantee

• 3-Year Limited Warranty

• Responsive customer service – contact us with any questions

💡 Why Choose Our LiFePO4 Battery?BenefitWhy It MattersCost-EffectiveLong-term savings vs. replacing lead-acid every 3 yearsSuperior SafetyBMS protection and stable chemistryLightweightEasy to install and transportEco-FriendlyNo hazardous materialsVersatilePowers RVs, boats, solar, and more