Day: December 15, 2025

Energy storage solutions are becoming increasingly vital in commercial, industrial, and renewable energy applications. Among these, LiFePO4 (Lithium Iron Phosphate) batteries have gained prominence due to their long life, safety, and scalability. The Redway Battery 48V 50Ah rack-mounted LiFePO4 battery (PM-LV4850-3U) represents a robust, modular, and reliable option for businesses looking to enhance power efficiency, support hybrid or off-grid systems, and maintain critical operations in data centers and telecom setups. This article provides a detailed overview of its specifications, applications, and technical considerations to help manufacturers, wholesalers, and OEM clients make informed decisions.

Key Features of the PM-LV4850-3U

The PM-LV4850-3U from Redway Battery is designed to balance high energy density with operational safety.

• Nominal Voltage: 48V

• Capacity: 50Ah (2.4 kWh energy storage)

• Working Voltage Range: 37.5V – 54.75V

• Weight: 23kg

• Design: 3U rack-mounted form factor compatible with standard 19-inch cabinets

• Cell Brands: High-quality CATL/EVE lithium cells

• Cycle Life: Over 8,000 cycles at 80% Depth of Discharge (DOD)

• BMS: Advanced JBD smart Battery Management System for safety and longevity

• Protection: IP21 indoor rating for dust and water resistance

These specifications allow businesses to implement a flexible, compact energy storage solution that is both reliable and scalable.

Modular Design and Scalability

A key advantage of the PM-LV4850-3U is its modular 3U rack design, allowing multiple units to be connected in parallel. Redway Battery supports parallel connections from 16 up to 64 units, enabling users to scale their energy storage according to growing demand. This modularity ensures that commercial energy storage systems, hybrid solar setups, and server room power backups can expand efficiently without significant infrastructure changes.

This table shows how the modular design translates into practical flexibility for commercial energy systems.

Applications of Redway Rack-Mounted Batteries

The versatility of Redway Battery’s PM-LV4850-3U allows it to serve multiple applications:

• Hybrid and Off-Grid Energy Storage Systems: Smooth integration with solar or wind energy systems.

• Server Rooms & Data Centers: Ensures uninterrupted power supply to critical IT infrastructure.

• Telecom Infrastructure: Reliable backup for telecom equipment and base stations.

• Electric Vehicles & Industrial Equipment: Basis for forklifts, golf carts, and other OEM applications requiring compact, high-performance batteries.

Compatibility with leading inverter brands such as Victron, SMA, Deye, Sol-Ark, and Growatt ensures seamless integration into diverse energy setups.

Redway Expert Views

“The PM-LV4850-3U exemplifies the balance between performance and safety that modern commercial energy storage requires. By combining high-quality LiFePO4 cells with a smart BMS, Redway Battery ensures that businesses can rely on long-lasting, scalable energy solutions without sacrificing operational safety. Modular rack-mounted designs like this allow for incremental capacity growth, which is essential for evolving industrial and telecom energy needs. In essence, a battery solution is only as good as its adaptability, cycle life, and real-world reliability, all of which this model provides.”

Safety and Longevity Considerations

• Battery Management System (BMS): Monitors voltage, temperature, and charging status. Prevents overcharge, over-discharge, and short circuits.

• IP21 Rating: Provides indoor protection against dust and minimal water exposure.

• Cycle Life: Designed for over 8,000 cycles at 80% DOD, equating to a 20-year design life.

These features make Redway’s rack-mounted solutions suitable for high-demand industrial and commercial environments.

Practical Benefits

1. Customizable and OEM/ODM-ready: Redway Battery supports tailored designs for specific client requirements.

2. Efficient Shipping: Multiple options via sea, air, and land with container compatibility (10FT–60FT).

3. Global Reliability: Over 13 years of manufacturing expertise ensures consistent quality.

Conclusion

The Redway Battery PM-LV4850-3U 48V 50Ah rack-mounted LiFePO4 battery combines reliability, scalability, and safety in a compact design. Ideal for commercial energy storage, hybrid systems, data centers, and industrial applications, it supports long cycle life, smart battery management, and modular expansion. For OEMs, wholesalers, and manufacturers, investing in Redway Battery solutions ensures access to high-quality, customizable, and globally trusted energy storage technology. Choosing modular rack-mounted LiFePO4 batteries like this allows businesses to plan for growth, maintain operational continuity, and optimize energy efficiency.

FAQs

What is the nominal voltage and capacity of the PM-LV4850-3U?
The battery has a nominal voltage of 48V and a capacity of 50Ah, providing 2.4 kWh of energy storage.

Can multiple units be connected together?
Yes, the battery supports parallel connections from 16 to 64 units, enabling scalable energy storage solutions.

What safety features does the battery include?
It has a smart JBD BMS to prevent overcharge, over-discharge, and short circuits, along with an IP21 indoor protection rating.

Which inverters are compatible with this battery?
The PM-LV4850-3U is compatible with leading inverter brands such as Victron, Deye, SMA, Sol-Ark, and Growatt.

How long is the battery designed to last?
With over 8,000 cycles at 80% DOD, the design life is approximately 20 years, making it suitable for long-term commercial use.

Energy storage is becoming a cornerstone of modern industries, from telecom and data centers to renewable energy and off-grid solutions. Among the most reliable options available today are LiFePO4 batteries, known for their safety, long life, and high efficiency. Redway Battery’s 48V 100Ah Rack-mounted Lithium Battery (PM-LV48100-3U) exemplifies these qualities, delivering dependable power for demanding applications while offering flexibility and scalability for businesses worldwide.

Key Specifications and Features

The Redway PM-LV48100-3U is a 48V 100Ah Lithium Iron Phosphate (LiFePO4) battery module with a nominal energy capacity of 4.8 kWh. Designed for rack-mounted setups, it fits perfectly into server cabinets or industrial energy systems, enabling organized and space-efficient installations.

Performance Highlights:

• Cycle life: >8000 cycles at 80% Depth of Discharge (DOD)

• Design life: up to 20 years

• Continuous charge/discharge current: 100A

• Peak discharge: 200A (short-term bursts)

• Energy efficiency: optimized for critical applications

These specifications ensure that businesses relying on Redway Battery solutions experience consistent power delivery with minimal maintenance, even in high-demand environments.

Safety and Management Systems

Safety is a core strength of the PM-LV48100-3U. The integrated JBD Battery Management System (BMS) protects against overcharge, over-discharge, overheating, and short circuits. Its IP21-rated metal housing ensures safe indoor operation, while optional features like Bluetooth monitoring, GPS, and self-heating make the system adaptable to various operational environments.

Communication protocols such as RS485 and CAN-bus allow seamless integration with popular inverters including Victron, Goodwe, and Growatt. An LCD display provides real-time monitoring of battery status, giving operators instant feedback on performance, health, and operational efficiency.

Applications and Use Cases

This battery excels in multiple industrial and commercial applications:

• Renewable energy storage (solar/wind systems)

• Telecom and data centers requiring uninterrupted power supply

• Off-grid energy systems

• Hybrid Energy Storage Systems (ESS)

Its combination of long cycle life, high energy efficiency, and robust safety features make it ideal for critical systems where downtime is not an option.

Redway Expert Views

“The PM-LV48100-3U reflects the latest in LiFePO4 technology, providing industrial users with a reliable, long-lasting, and scalable energy solution. Its ability to handle peak currents without compromising safety, combined with flexible integration options, makes it a versatile choice for modern energy systems. Redway Battery focuses not only on delivering high-performance cells but also on ensuring total system reliability, addressing both operational efficiency and business continuity.”

Customization and Logistics

Redway Battery offers full OEM/ODM services for the PM-LV48100-3U. Clients can customize capacity, communication features, or even optional enhancements like GPS and self-heating modules. Minimum order quantities start at 10 units, with a typical delivery time of 20 days. Multiple shipping options (sea, air, or land) and payment terms (T/T, L/C, PayPal) make global distribution smooth and flexible.

Conclusion

The 48V 100Ah Rack-mounted LiFePO4 battery from Redway Battery represents a blend of advanced technology, safety, and long-term reliability. For businesses seeking scalable energy solutions, it offers:

• Long life and high cycle performance

• Reliable operation under continuous and peak loads

• Safe and adaptable integration with modern energy systems

• OEM/ODM customization to fit specific project requirements

Investing in Redway Battery’s rack-mounted modules ensures dependable, efficient, and future-proof energy storage that supports industrial growth and sustainability.

FAQs

What is the expected lifespan of the Redway PM-LV48100-3U battery?
It has a design life of up to 20 years with over 8000 cycles at 80% DOD.

Can this battery be integrated with existing inverters?
Yes, it supports RS485 and CAN-bus protocols and is compatible with Victron, Goodwe, and Growatt inverters.

Is the battery safe for indoor installation?
Yes, its IP21-rated metal housing ensures safe indoor operation. Optional features like self-heating and Bluetooth add flexibility.

What kind of maintenance does it require?
Minimal maintenance is needed. Regular monitoring via the LCD or communication system is recommended for optimal performance.

Can Redway customize the battery for specific projects?
Yes, full OEM/ODM customization is available, including capacity, features, and optional upgrades.

Energy storage technology is rapidly evolving, and LiFePO4 (Lithium Iron Phosphate) batteries have become a cornerstone for modern applications. Among these, rack-mounted modules like the Redway Battery 51.2V 100Ah (PM-LV51100-3U) provide reliable, high-performance solutions for data centers, server rooms, off-grid systems, and telecom setups. This article breaks down key concepts, features, and practical insights to help manufacturers, wholesalers, and energy system planners understand these advanced lithium batteries.

Key Features and Specifications

The PM-LV51100-3U battery is designed for high-demand applications with the following attributes:

These specifications make the PM-LV51100-3U suitable for continuous operation, providing consistent and stable power in commercial and industrial environments.

Safety and Battery Management

Safety is a critical factor for rack-mounted LiFePO4 batteries. The Redway Battery module integrates a smart JBD BMS, which monitors voltage, current, temperature, and state of charge to prevent overcharging, deep discharge, or short circuits. The battery also features:

• Integrated circuit breaker

• Easy-to-read LCD display

• RS485 and CAN-bus communication

• Optional Bluetooth, WiFi, GPS, and remote monitoring

With these safety systems, Redway Battery ensures both protection and usability for technicians managing energy storage systems.

Compatibility and Applications

Rack-mounted LiFePO4 batteries are compatible with a wide range of inverters and energy management systems. The PM-LV51100-3U works seamlessly with brands like Victron, Growatt, SMA, Solis, and Deye. Typical applications include:

• Server Rooms & Data Centers: Reliable backup power for uninterrupted operations.

• Hybrid and Off-grid ESS: Smooth integration with solar, wind, or generator systems.

• Telecom Systems: Stable energy supply for telecom towers and networking equipment.

• EV Charging, Forklifts, and Golf Carts: Durable performance in industrial mobility solutions.

Redway Expert Views

“Rack-mounted LiFePO4 batteries like the PM-LV51100-3U represent the future of scalable energy storage. Their long cycle life, wide operating temperature range, and smart BMS integration make them ideal for both commercial and industrial applications. At Redway Battery, we focus on optimizing reliability, ensuring our OEM solutions meet the precise requirements of server operators, telecom providers, and hybrid ESS designers. The ability to monitor and upgrade systems remotely adds a new dimension of efficiency and operational security.”

Advantages Over Traditional Batteries

• Long Lifespan: 8,000+ cycles and 20-year design life minimize replacement costs.

• High Safety: Thermal stability and BMS protection reduce fire risk.

• Compact and Scalable: 3U form factor allows easy integration into standard racks.

• Customizable: Redway Battery offers full OEM/ODM solutions, including voltage, capacity, and monitoring upgrades.

Conclusion

Rack-mounted LiFePO4 batteries like the Redway Battery PM-LV51100-3U are a game-changer for energy storage. They combine safety, longevity, and performance in a compact, scalable package. For manufacturers and suppliers, understanding their specifications, management systems, and compatibility ensures informed decisions for energy solutions. Investing in smart, high-quality LiFePO4 batteries can significantly enhance system reliability and reduce long-term costs.

Frequently Asked Questions

What is the main advantage of LiFePO4 over other lithium chemistries?
LiFePO4 offers superior thermal stability, longer cycle life, and enhanced safety compared to other lithium-ion chemistries.

Can this battery be used in cold climates?
Yes, it supports discharge down to -20°C, though charging is recommended above 0°C.

How scalable are these rack-mounted batteries?
They are highly scalable; multiple modules can be connected in series or parallel to meet higher voltage or capacity requirements.

Is remote monitoring possible?
Yes, optional upgrades include Bluetooth, WiFi, GPS, and remote monitoring.

What maintenance is required?
Minimal maintenance is needed; the integrated BMS handles safety monitoring, and periodic checks of voltage and connections are recommended.

In today’s energy-driven world, efficient, safe, and scalable energy storage is critical for commercial, industrial, and residential applications. Rack-mounted lithium batteries, such as the Redway Battery 51.2V 50Ah LiFePO4 module (PM-LV5150-3U), offer a reliable solution for energy storage systems, telecom setups, server rooms, and off-grid applications. This article breaks down the essential knowledge about these batteries, their design, applications, and key features, providing a clear understanding for manufacturers, wholesalers, suppliers, and OEMs.

Overview of LiFePO4 Rack-mounted Batteries

LiFePO4, or lithium iron phosphate, is a battery chemistry celebrated for its stability, long lifespan, and high safety. The Redway Battery 51.2V 50Ah module provides a nominal voltage of 51.2V and stores 2.56kWh of energy. This form factor is designed for compact installations in standard 19-inch racks, offering a lightweight 24kg design for easy handling.

Key performance highlights include:

• Cycle life: Over 8000 cycles at 80% depth of discharge (DOD), and more than 9000 cycles at 60% DOD.

• Design lifespan: Up to 20 years under optimal conditions.

• Scalability: Parallel connection of 16–64 units to meet growing energy demands.

These specifications make the Redway Battery 51.2V 50Ah an ideal choice for mission-critical applications requiring dependable, long-term power.

Design and Technical Features

The PM-LV5150-3U integrates high-quality LiFePO4 cells and a JBD smart battery management system (BMS) that ensures cell balancing, overcharge/discharge protection, and system safety. Optional features include Bluetooth, WiFi, SNMP, GPS, and self-heating, enhancing monitoring and adaptability for different environments.

The compact form factor, robust metal enclosure, and LCD display allow for easy installation and real-time monitoring. Compatibility with top inverters such as Victron, Deye, SMA, Sol-Ark, and Growatt ensures smooth integration into existing energy systems.

Applications and Use Cases

Redway Battery rack-mounted modules are versatile and suitable for a wide range of scenarios:

• Energy Storage Systems (ESS): Residential, commercial, and industrial applications requiring scalable storage.

• Telecom & Server Rooms: Backup power and uninterrupted operations in space-constrained environments.

• Off-grid Solar Systems: Reliable energy storage for renewable energy applications.

The flexibility to connect multiple units in parallel allows businesses to expand capacity as needed, providing a future-proof investment in energy infrastructure.

Redway Expert Views

“In modern energy storage, reliability and scalability are non-negotiable. Redway Battery’s rack-mounted LiFePO4 solutions combine long cycle life, smart BMS integration, and modular expandability, making them ideal for businesses and industrial applications. Manufacturers and OEMs can confidently integrate these batteries into ESS, telecom, and server systems, knowing they deliver consistent performance, high safety, and operational efficiency.”

Advantages of Redway Battery Rack-mounted Modules

• High energy density with safe LiFePO4 chemistry

• Long lifespan reducing replacement and maintenance costs

• Compact 3U rack design suitable for space-limited installations

• Smart BMS for safety and efficiency

• Wide compatibility with leading inverter brands

• Optional connectivity for real-time monitoring and management

Conclusion

Rack-mounted lithium batteries, like the Redway Battery 51.2V 50Ah LiFePO4 module, provide a reliable, safe, and scalable solution for modern energy storage needs. Their long cycle life, smart BMS, compact design, and modularity make them suitable for ESS, telecom, server rooms, and off-grid applications. For manufacturers, wholesalers, and OEMs, understanding these features ensures informed decisions and efficient energy system integration. Redway Battery’s commitment to high-quality materials, professional engineering, and global standards makes it a trusted partner for energy storage solutions.

FAQs

What is the expected lifespan of the Redway 51.2V 50Ah battery?
It has a design life of up to 20 years, with over 8000 cycles at 80% DOD.

Can multiple units be connected for higher capacity?
Yes, it supports parallel expansion from 16 to 64 units.

Which applications are suitable for this battery?
It is ideal for ESS, telecom, server rooms, and off-grid solar energy systems.

Does the battery require special installation?
No, the 3U rack design and 24kg weight allow easy installation in standard 19-inch cabinets.

Are there monitoring and smart management options available?
Yes, optional Bluetooth, WiFi, SNMP, GPS, and self-heating modules are available for advanced monitoring.

Lithium battery technology has revolutionized energy storage across commercial, residential, and industrial applications. Among the most reliable solutions are rack-mounted LiFePO4 batteries, which combine high safety, long lifespan, and flexible scalability. The Redway 48V 50Ah Rack-mounted Lithium LiFePO4 Battery (PM-LV4850-2U-PRO) exemplifies this innovation, offering a compact, high-performance option for server rooms, telecom systems, off-grid setups, and hybrid energy storage systems (ESS). This article will provide a detailed overview of the battery’s features, specifications, and practical applications, helping manufacturers, wholesalers, and OEMs understand its full potential.

Key Specifications and Features

Redway Battery’s 48V 50Ah rack-mounted battery delivers a nominal energy of 2.4 kWh, making it ideal for moderate energy storage applications. Key electrical and physical parameters include:

Features Overview

• High Quality & Long Lifespan: Uses CATL/EVE lithium cells to deliver over 8000 cycles at 80% depth of discharge, ensuring decades of reliable service.

• High Safety: Equipped with a smart JBD BMS that manages overcharge, overdischarge, temperature, and short-circuit protection.

• Scalability: Supports multiple parallel connections (up to 64 units), enabling flexible capacity expansion for growing energy needs.

• Compact & Flexible Design: Rack-mountable 2U form factor allows integration into server racks, cabinets, or modular energy systems.

Applications of the 48V 50Ah LiFePO4 Battery

Redway Battery’s rack-mounted LiFePO4 solution is ideal for diverse applications, including:

• Server Rooms & Data Centers: Reliable backup power for IT infrastructure.

• Telecom Systems: Stable energy supply for base stations and communication equipment.

• Residential & Commercial ESS: Off-grid or hybrid solar storage, load balancing, and energy independence.

• Industrial Operations: Forklifts, EVs, or other mobile energy-intensive applications with consistent performance requirements.

Visual Representation of Use Cases

Redway Expert Views

“Redway Battery’s rack-mounted LiFePO4 technology demonstrates how advanced energy storage solutions can be both safe and scalable. By combining high-quality cells with smart BMS integration, these batteries ensure long-lasting performance with minimal maintenance. For OEMs and integrators, the modularity of the PM-LV4850-2U-PRO allows rapid deployment of energy solutions, reducing operational downtime and future-proofing infrastructure for growing power demands.”

Installation and Customization

Redway Battery provides extensive OEM/ODM support, allowing clients to customize:

• Communication & Monitoring: Bluetooth, WiFi, 4G, GPS, RS232, or LCD display integration.

• Safety Features: Thermal aerosol fire suppression, circuit breakers, self-heating systems.

• System Compatibility: Works seamlessly with major inverter brands for easy deployment.

The battery operates in a wide temperature range, with 0–60°C for charging and -20–60°C for discharging, making it suitable for indoor and controlled outdoor environments.

Certifications and Safety Standards

Redway Battery ensures compliance with global safety and quality standards, including UL 1642, UL 1973, IEC 62619, IEC 62133, CE, RoHS, UN38.3, and MSDS certification. These standards verify safety, performance, and environmental responsibility for both industrial and residential users.

Conclusion

The Redway 48V 50Ah Rack-mounted Lithium LiFePO4 Battery is a high-performance, scalable, and safe energy solution for modern energy storage needs. Its long lifespan, robust BMS, and compatibility with various inverters make it ideal for OEMs, system integrators, and commercial users seeking reliable backup or renewable energy storage. By choosing Redway Battery, users gain a trusted partner in energy innovation, offering flexible customization, global shipping, and expert technical support.

FAQs

What is the typical lifespan of this battery?
The PM-LV4850-2U-PRO has a cycle life of over 8000 cycles at 80% depth of discharge, with a design life of 20 years.

Can multiple units be connected together?
Yes, the battery supports up to 16 units in parallel by default, expandable to 64 for larger energy systems.

Is it compatible with solar inverters?
Yes, it works with major inverters, including Deye, Victron, GOODWE, Sol-Ark, SRNE, Solis, SAJ, Growatt, Luxpower, Voltronic, SMA, and FOX.

Does it include a battery management system?
Yes, it features a built-in JBD smart BMS for overcharge, overdischarge, temperature, and short-circuit protection.

What are the available shipment and payment options?
Redway Battery offers FOB, EXW, CIF shipping via sea, air, or land, with payment options including T/T, L/C, and PayPal.