48V 50Ah LiFePO4 Battery

Overview

The 51.2V 50Ah LiFePO4 Battery provides 2560Wh of reliable energy storage for commercial and industrial applications. As a professional lithium battery manufacturer, we deliver this compact power solution with 5,000+ cycle life and IP65 protection, ideal for OEM integration in electric mobility and energy storage systems.

Key Features

• High Energy Density: 2560Wh capacity in lightweight ABS casing (20kg)
• Balanced Power Output: 50A continuous charge/discharge current
• Weather-Resistant: IP65 protection for outdoor applications
• Smart Connectivity: Optional Bluetooth/4G/GPS monitoring
• Scalable Design: Supports up to 6 parallel connections

Technical Specifications

• Dimensions: 501×185×242mm (19.7×7.3×9.5in)
• Voltage Range: 10V-14.6V per cell (51.2V nominal)
• Temperature Range: -20°C~65°C operation
• Cycle Life: >5,000 cycles at 80% DOD
• Self-Discharge: Only 3% per month

Advanced Battery Management

• Premium BMS Options: JBD or DALY with protection
• Active Balancing: For optimal cell performance
• Optional Upgrades: Self-heating, LCD display, cooling fan
• Multiple Protocols: RS485/RJ45 connectivity options

Customization Options

• Branding: Custom labels and laser engraving
• Monitoring: Bluetooth APP or LCD display
• Thermal Options: Cooling fan or self-heating
• Special Features: Solar MPPT integration

Typical Applications

• Electric scooters and light EVs
• Solar energy storage systems
• Telecom backup power
• Industrial equipment

Quality Assurance

• 10-year design life with 3-year warranty
• Global certifications: UL, IEC, CE, UN38.3
• OEM/ODM support available
• Fast charger options for quick replenishment

How Does a 48V 50Ah LiFePO4 Battery Deliver Reliable Power?

The 48V 50Ah LiFePO4 battery provides reliable, high-density energy storage with a long cycle life exceeding 3500 cycles. Equipped with an advanced battery management system (BMS), it ensures safety and optimal performance across a wide temperature range, making it ideal for golf carts, solar systems, and other electric applications requiring consistent and efficient power.

What are the detailed specifications of the 48V 50Ah LiFePO4 battery?

This battery features a nominal voltage of 48V and a capacity of 50Ah, delivering approximately 2.4 kWh of energy. It supports a maximum continuous discharge current of 50A and peak discharge currents up to 100A for short bursts. The battery incorporates a 15S cell configuration with integrated BMS for protection and cell balancing. Typical dimensions are about 328mm length, 175mm width, and 220mm height, weighing approximately 22 kg. The battery housing is waterproof with an IP65 rating.

How does the battery management system (BMS) protect and optimize the battery?

The BMS safeguards the battery by preventing overcharge, over-discharge, over-current, and short circuits. It balances individual cells to maximize capacity and lifespan, monitors temperature to avoid overheating, and communicates battery status via Bluetooth or CAN interfaces. This ensures safe, efficient operation and prolongs battery life.

What are the recommended charging and discharging parameters?

The battery’s full charge voltage is approximately 54.75V, with a maximum continuous charge current of 25A. Discharge cut-off voltage is set at or below 37.5V. It supports continuous discharge currents up to 50A and peak discharge currents of 100A for 1 to 3 seconds. Operating temperature ranges from 0°C to 45°C for charging and -20°C to 60°C for discharging.

How long is the cycle life of the 48V 50Ah LiFePO4 battery?

This battery offers a cycle life exceeding 3500 full charge-discharge cycles at 80% depth of discharge, which is significantly longer than lead-acid batteries. This longevity reduces replacement frequency and lowers total cost of ownership.

How does the battery perform under various temperature conditions?

The battery operates reliably between -20°C and 60°C during discharge and 0°C to 45°C during charging. Its BMS protects against charging at freezing temperatures, ensuring battery health and safety in diverse climates.

What are the physical dimensions and weight of the battery?

Typical dimensions are approximately 328mm in length, 175mm in width, and 220mm in height, with a weight near 22 kg. The compact, lightweight design facilitates easy installation and portability.

What advantages does the LiFePO4 battery offer compared to traditional batteries?

LiFePO4 batteries provide higher energy density, longer cycle life, faster charging, and enhanced safety compared to lead-acid batteries. They have no memory effect, require minimal maintenance, and are environmentally friendly due to their non-toxic chemistry.

How does Bluetooth or smart monitoring improve battery management?

Bluetooth and CAN communication enable real-time monitoring of battery health, state of charge, temperature, and fault alerts via mobile apps or vehicle systems. This proactive management helps prevent damage, optimize performance, and extend battery lifespan.

How do you install and maintain the 48V 50Ah LiFePO4 battery?

Installation involves securely mounting the battery, connecting terminals correctly, and integrating it with the system controller. Maintenance is minimal due to the built-in BMS; regular inspection of connections and firmware updates via Bluetooth are recommended.

What environmental benefits does this battery provide?

The LiFePO4 battery is free from heavy metals and toxic materials, reducing environmental impact. Its long lifespan decreases waste, and its high efficiency lowers energy consumption, contributing to a reduced carbon footprint.

How does the battery’s energy density influence its applications?

High energy density allows the 48V 50Ah LiFePO4 battery to store more energy in a compact size, making it suitable for space-constrained applications like golf carts, portable solar systems, and backup power solutions.

Battery Specification Overview Chart