Description
Introducing the 72V 50Ah Lithium Iron Phosphate (LiFePO4) Battery, a high-performance energy storage solution manufactured in China, specifically designed for OEM, ODM, and wholesale buyers. This advanced battery is engineered to deliver reliable power across various applications, including electric vehicles, solar energy systems, and backup power solutions. With its robust design and exceptional longevity, this battery is the ideal choice for demanding energy needs.
Key Features
- High Energy Capacity: This battery operates at a nominal voltage of 72V and boasts a capacity of 50Ah, providing an impressive energy output of 3600Wh. This ensures extended runtime for various applications without frequent recharges.
- Long Cycle Life: Designed to last over 6000 cycles, this battery significantly reduces replacement costs compared to traditional lead-acid batteries, making it a cost-effective solution for businesses and consumers alike.
- Built-in Battery Management System (BMS): Equipped with a smart BMS that protects against overcharging, overheating, and short circuits, this system ensures safe operation in diverse conditions and enhances overall reliability.
- Lightweight and Compact Design: Weighing approximately 24 kg (53 lbs) and measuring 390 x 250 x 150 mm, this battery is easy to install and transport, making it suitable for space-constrained applications.
- Wide Operating Temperature Range: The battery functions effectively in temperatures from -20°C to 60°C for discharge and from 0°C to 45°C for charging, ensuring versatility in various environments.
Product Description
The 72V 50Ah LiFePO4 Battery is meticulously crafted to provide dependable power across a range of demanding applications. Utilizing high-quality lithium iron phosphate cells ensures consistent energy output throughout its discharge cycle.
A 72V 50Ah LiFePO4 battery provides high-capacity, reliable power with an energy output of 3.6 kWh, over 6000 charge cycles, and advanced safety features. Its lightweight design and intelligent Battery Management System (BMS) make it ideal for electric vehicles, golf carts, and renewable energy storage with long-lasting performance.
What are the key specifications of a 72V 50Ah LiFePO4 battery?
The 72V 50Ah LiFePO4 battery has a nominal voltage of 72V (typically 73.6V) and a capacity of 50Ah, delivering approximately 3.6 kWh of energy. It supports continuous discharge currents up to 100A and peak discharge currents up to 150A. Dimensions commonly range around 390 x 250 x 150 mm, with a weight near 24 kg. The battery features a durable metal or ABS casing with IP65 to IP67 protection and an integrated BMS for cell balancing and safety monitoring.
How long does a 72V 50Ah LiFePO4 battery typically last?
This battery offers a cycle life exceeding 6000 cycles at 80% depth of discharge, translating to more than 10 years of reliable service. The LiFePO4 chemistry and BMS protections against overcharge, over-discharge, and temperature extremes ensure longevity and consistent performance.
What safety features make the 72V 50Ah LiFePO4 battery reliable?
The built-in BMS provides comprehensive protections including overcharge, over-discharge, overcurrent, short circuit, and thermal monitoring. The battery’s casing offers water and dust resistance, typically rated IP65 or higher. Certifications such as UL1642, IEC62619, UN38.3, CE, and RoHS confirm compliance with international safety standards.
How does the battery management system (BMS) enhance battery performance?
The BMS continuously monitors individual cell voltages, temperature, and current, balancing charge levels to maximize battery life and prevent damage. It disconnects the battery under unsafe conditions and supports communication protocols like RS485, CAN, or Bluetooth for real-time monitoring and diagnostics.
What are the common applications of a 72V 50Ah LiFePO4 battery?
This battery is widely used in electric vehicles such as scooters, bikes, golf carts, and small electric cars. It is also suitable for solar energy storage systems, backup power supplies, and industrial equipment requiring reliable, high-capacity energy.
How does the 72V 50Ah LiFePO4 battery compare to traditional lead-acid batteries?
Compared to lead-acid batteries, the LiFePO4 battery is lighter, offers longer cycle life, faster charging, and higher efficiency. Its stable chemistry reduces fire risk and hazardous emissions, and its integrated BMS enhances safety and performance.
What environmental benefits do LiFePO4 batteries provide?
LiFePO4 batteries use abundant, non-toxic materials and have longer lifespans, reducing waste. Their stable chemistry minimizes fire hazards and toxic emissions. They are fully recyclable, supporting sustainable energy initiatives.
How can users maintain and extend the lifespan of their 72V 50Ah LiFePO4 battery?
Users should avoid deep discharges below recommended cut-off voltages, charge within specified voltage and temperature ranges, and store batteries in cool, dry environments. Regular monitoring via the BMS helps detect early issues. Using quality chargers and avoiding extreme temperatures prolong battery health.
Battery Specifications and Performance Comparison
| Feature | 72V 50Ah LiFePO4 Battery | Lead-Acid Equivalent |
|---|---|---|
| Nominal Voltage | 72 V | 72 V |
| Capacity | 50 Ah | 50 Ah |
| Energy | 3.6 kWh | 3.6 kWh |
| Continuous Discharge | 100 A | 50-70 A |
| Peak Discharge | 150 A (short burst) | 100-120 A |
| Cycle Life | >6000 cycles | 300-500 cycles |
| Weight | ~24 kg | 40-50 kg |
| Protection Rating | IP65 – IP67 | Typically IP54 or lower |
Battery Dimensions and Weight Overview
| Manufacturer | Dimensions (mm) | Weight (kg) |
|---|---|---|
| Redway Power | 390 x 250 x 150 | 24 |
| Manly Battery | 390 x 250 x 150 | 24 |
| HeatedBattery | 390 x 250 x 150 | 24 |
