12V 500Ah Lithium Battery

Our 12V 500Ah Lithium Iron Phosphate Battery is a premium energy storage solution engineered for high-capacity applications. As a trusted lithium battery manufacturer, we specialize in delivering OEM-ready LiFePO4 systems that combine durability, safety, and scalability for RVs, marine equipment, and solar installations.

Key Features

High Energy Density: Delivers 6.4kWh nominal energy (12.8V/500Ah) for extended runtime in off-grid and mobile power systems.
Exceptional Durability: 6,000+ cycles at 80% DoD ensure 10+ years of reliable service, outperforming traditional battery technologies.
Rugged Construction: IP65-rated metal housing (524x220x467mm, 68kg) withstands vibrations, dust, and water exposure in harsh environments.
Advanced Safety: Built-in BMS prevents overcharge, over-discharge, and thermal runaway while enabling real-time performance monitoring.
Custom Integration: OEM/ODM options include Bluetooth connectivity, LCD interfaces, and tailored voltage configurations.

Product Description

This 12V 500Ah Lithium Iron Phosphate Battery excels in demanding scenarios like marine thrusters and solar arrays, supporting 300A continuous discharge for high-power equipment. Its military-grade cells operate across -20¡ãC~60¡ãC with <2% monthly self-discharge, minimizing maintenance in seasonal environments.

The modular design simplifies installation in tight spaces, while the UL-certified BMS ensures compatibility with solar charge controllers and inverters. Wholesale buyers benefit from bulk pricing and flexible branding options, including custom terminal layouts and communication protocols.

How Does a 12V 500Ah Lithium Battery Deliver High Capacity and Long Life?

A 12V 500Ah lithium battery using LiFePO4 technology offers high-capacity energy storage with long cycle life, fast charging, and enhanced safety. Ideal for solar energy systems, RVs, marine, and industrial applications, this battery provides reliable, maintenance-free power with superior performance compared to traditional lead-acid batteries.

What are the technical specifications of a 12V 500Ah lithium battery?

This battery features a nominal voltage of 12.8V and a capacity of 500Ah, delivering approximately 6.4 kWh of energy. It supports continuous discharge currents of 200-300A and peak discharge currents up to 5000A for 5 seconds. Typical dimensions are around 490 x 290 x 230 mm, with a weight between 60 and 68 kg. The battery uses cylindrical or prismatic LiFePO4 cells and includes an intelligent Battery Management System (BMS) for safety and performance.

How does a 12V 500Ah lithium battery compare to traditional lead-acid batteries?

Compared to lead-acid batteries, lithium batteries offer 5 to 10 times longer cycle life, significantly lighter weight (up to 50% lighter), faster charging, and zero maintenance. They provide stable voltage output, higher efficiency, and better performance in extreme temperatures, resulting in lower total cost of ownership.

What are the common applications of a 12V 500Ah lithium battery?

This battery is widely used in solar energy storage, RVs, marine vessels, electric vehicles, backup power systems, and industrial equipment requiring high-capacity, reliable power.

How long is the cycle life and expected lifespan of a 12V 500Ah lithium battery?

The battery typically offers over 3000 to 6000 cycles at 80% depth of discharge, translating to 10 to 15 years of operational life depending on usage and maintenance.

What safety features and certifications ensure battery reliability?

Equipped with an advanced BMS, the battery protects against overcharge, overdischarge, overcurrent, short circuits, and thermal runaway. Certifications include UL, CE, RoHS, UN38.3, and IEC standards, ensuring compliance with international safety and environmental regulations.

How does the Battery Management System (BMS) protect and optimize battery performance?

The BMS continuously monitors voltage, current, temperature, and state of charge, balancing cell voltages and preventing unsafe conditions. It enables real-time monitoring and communication via Bluetooth or CAN bus, enhancing battery safety, longevity, and performance.

What are the physical size and weight considerations?

Typical dimensions are approximately 490 mm long, 290 mm wide, and 230 mm high, with weights between 60 and 68 kg. The compact and lightweight design facilitates installation in a variety of applications, improving system efficiency.

How does temperature influence the performance of a 12V 500Ah lithium battery?

The battery operates effectively between -20°C and 60°C for discharge and 0°C to 45°C for charging. Extreme temperatures can reduce capacity and lifespan, so temperature-controlled charging and storage are recommended.

How do you select the right 12V 500Ah lithium battery for your needs?

Consider voltage and capacity requirements, discharge current needs, physical space, and environmental conditions. Consulting with Lithium-Battery-Manufacturer ensures tailored solutions that optimize performance and compatibility.

What maintenance practices maximize lifespan and safety of the battery?

Maintenance is minimal: keep terminals clean, avoid deep discharge, store batteries in cool, dry environments, and use compatible chargers. Regular monitoring via BMS helps detect issues early, ensuring longevity and safety.

How does lithium battery chemistry enhance performance and reliability?

LiFePO4 chemistry provides superior thermal stability, longer cycle life, higher safety, and environmental friendliness compared to other lithium-ion chemistries. It delivers consistent voltage output and supports deep discharges without damage, making it ideal for demanding applications.

Battery Specification and Performance Chart

Charging and Temperature Range Chart