51.2V 100Ah 5kWh Rack Battery 3U

Description

The PM-LV51100-3U is a high-performance lithium battery system designed for commercial and industrial energy storage. With 5.12kWh capacity, a 20-year design life, and seamless integration with leading inverters, this LiFePO4 battery offers reliability and scalability. As a trusted lithium battery manufacturer, we provide OEM-ready solutions tailored to meet diverse energy demands.

Key Features

51.2V 100Ah LiFePO4 Battery: Combines high energy density with exceptional thermal stability for safe, long-term operation.
Extended Cycle Life: Delivers >8,000 cycles at 80% DOD, reducing replacement costs.
Wide Temperature Range: Operates from -20¡ãC to 60¡ãC, ideal for harsh environments.
Smart BMS: Equipped with JBD BMS for real-time monitoring, balancing, and protection.
Scalable Design: Supports up to 32 parallel units for multi-MWh configurations.

Product Description

The PM-LV51100-3U features a compact 3U rack-mountable design (440x440x136mm) and lightweight construction (~42kg), simplifying installation in data centers, solar systems, and backup power applications. Its metal shell (available in multiple colors) ensures durability, while IP21 rating protects against dust and moisture.

With RS485/CAN-bus communication and optional upgrades like Bluetooth, WiFi, or self-heating, this lithium battery system adapts to advanced monitoring and control needs. OEM partners benefit from customizable software interfaces and compatibility with major inverters, including Victron, Deye, and Growatt.

Certifications & Safety

Certified to UL 1642, IEC 62619, and UN38.3 standards, the PM-LV51100-3U meets global safety requirements. Integrated circuit breakers and multi-layer BMS safeguards prevent overcharge, short circuits, and thermal runaway, ensuring compliance with industrial and residential regulations.

OEM Flexibility

As a lithium battery manufacturer specializing in OEM partnerships, we offer tailored branding, firmware customization, and hybrid communication protocols (RS232, 4G, GPS). Optional TACP and SNMP support enable seamless integration into enterprise-level energy management systems.

Applications

Ideal for telecom towers, off-grid solar arrays, EV charging stations, and UPS systems. Its high discharge current (100A continuous) and rapid charging capabilities make it a versatile choice for dynamic power scenarios.

Why Choose Us?

With 9000+ cycles at 60% DOD and a 20-year lifespan, our lithium batteries minimize total cost of ownership. Backed by CE and RoHS certifications, we deliver OEM-ready solutions with fast prototyping and global logistics support.

The 51.2V 100Ah 5kWh Rack Battery 3U offers a compact, scalable, and efficient lithium iron phosphate (LiFePO4) energy storage solution ideal for residential, commercial, and industrial applications. With a robust battery management system (BMS), long cycle life exceeding 6,000 cycles, and modular 3U rack form factor, this Heated Battery product delivers reliable, safe, and maintenance-free power.

What Are the Technical Specifications of the 51.2V 100Ah 5kWh Rack Battery 3U?

This rack-mounted battery operates at a nominal voltage of 51.2V with a capacity of 100Ah, providing approximately 5.12kWh of usable energy. It measures about 440 x 410 x 132 mm (3U height), weighs around 40-45 kg, and features LiFePO4 cells known for safety and longevity. The battery supports continuous charge and discharge currents of 50A to 100A, with peak currents for short bursts. It has an IP20 rating suitable for indoor rack environments.

Specification Value
Nominal Voltage 51.2V
Capacity 100Ah
Nominal Energy 5.12 kWh
Dimensions (L x W x H) 440 x 410 x 132 mm
Weight 40-45 kg
Continuous Charge Current 50-100A
Continuous Discharge Current 50-100A
Max Charge Voltage 58.4V
Discharge Cut-off Voltage 40V
Cycle Life >6000 cycles @ 80% DOD
Protection Rating IP20

How Does the 3U Rack Form Factor Benefit Energy Storage Systems?

The 3U rack height (approximately 5.25 inches) fits standard 19-inch server racks, optimizing space in data centers, telecom rooms, and residential energy setups. Its modular design enables stacking multiple units for scalable capacity, easy maintenance, and efficient cooling, making it ideal for diverse applications.

Why Is LiFePO4 Chemistry Preferred for Rack-Mounted Batteries?

LiFePO4 chemistry offers superior thermal stability, safety, and cycle life compared to other lithium-ion types. It delivers stable voltage throughout discharge, supports thousands of deep cycles with minimal capacity loss, and reduces risks of thermal runaway, making it a reliable choice for critical power systems.

How Does the Battery Management System (BMS) Ensure Safety and Longevity?

The integrated BMS monitors voltage, current, temperature, and state of charge to prevent overcharge, over-discharge, short circuits, and overheating. It balances cell voltages to optimize battery health, extend lifespan, and ensure safe, reliable operation under varying conditions.

What Is the Expected Lifespan and Warranty of the 51.2V 100Ah Rack Battery?

This battery offers over 6,000 charge-discharge cycles at 80% depth of discharge, equating to a design life of 10-15 years. Heated Battery provides a 10-year warranty, reflecting confidence in the product’s durability and performance.

How Fast Can the 51.2V 100Ah Rack Battery Be Charged?

With continuous charging currents up to 100A, the battery can be fully charged in approximately 2.5 to 3.5 hours using compatible fast chargers, minimizing downtime in critical energy applications.

Which Applications Are Best Suited for the 51.2V 100Ah Rack Battery 3U?

Ideal for residential solar energy storage, data center UPS systems, telecom backup power, off-grid cabins, and commercial microgrids, this battery’s high energy density and modularity suit a broad range of energy storage needs.

How Can Users Monitor and Manage Battery Performance?

Equipped with smart BMS and communication interfaces such as RS485 and CAN-bus, users can integrate the battery with energy management systems for real-time monitoring of voltage, current, temperature, and state of charge, enabling predictive maintenance and optimization.

What Environmental Benefits Does the 51.2V 100Ah Rack Battery Offer?

Compared to lead-acid and other lithium chemistries, LiFePO4 batteries reduce environmental impact through longer lifespan, higher efficiency, and non-toxic materials. Maintenance-free operation eliminates hazardous waste associated with traditional batteries.

How Does the Battery’s Weight and Size Affect Installation and Scalability?

At 40-45 kg and 3U rack height, the battery balances high energy density with manageable size and weight, facilitating installation in standard racks and enabling scalable energy storage solutions.

What Customization Options Are Available for OEM and ODM Projects?

Heated Battery offers tailored solutions including voltage, capacity, communication protocols, and form factors to meet specific client needs, ensuring seamless integration into diverse energy storage systems.

Specifications

PM-LV51100-3U
Lithium Cell Type LiFePO4
Nominal Voltage 51.2V
Nominal Capacity 100Ah
Nominal Energy 5.12kWh
Working Voltage Max Charge: 58.4V / Discharge Cut-off: 40V
Dimensions (L x W x H) 440 x 440 x 136 mm (3U) (17.3 x 17.3 x 5.35 inches)
Weight ~42kg (92.5 lbs)
Max Continuous Charge Current 100A
Max Continuous Discharge Current 100A
Charging Temperature 0~60°C
Discharging Temperature -20~60°C
Max Parallel Connections 16~32
Communications RS485, CAN-bus
Design Life 20 Years
Cycle Life (80%DOD 0.5C) >8000 Cycles
Cycle Life (60%DOD 0.5C) >9000 Cycles
IP Rating IP21
Terminal M6
Battery Shell Metal (Black, Gray, White, Blue, etc.)
BMS JBD BMS
Circuit Breaker Yes
LCD Display Yes
Optional Upgrades Bluetooth, App, SNMP, PC Monitoring Software, WiFi, 4G, GPS, RS232, Self-heating, TACP, Circuit Breaker, Power Switch, etc.
Compatible Inverters Deye, Victron, GOODWE, Sol-Ark, SRNE, Solis, SAJ, Growatt, Luxpower, Voltronic, SMA, FOX, etc.
Certifications UL 1642, UL 1973, IEC 62619, IEC 62133, CE, RoHS, UN38.3, MSDS
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