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:
| Specification | Details |
|---|---|
| Lithium Cell Type | LiFePO4 (LFP) |
| Nominal Voltage | 48V |
| Nominal Capacity | 50Ah |
| Max Charge Voltage | 54.75V |
| Discharge Cut-off Voltage | 37.5V |
| Max Continuous Charge/Discharge | 50A |
| Cycle Life | >8000 cycles (80% DOD) |
| Dimensions | 410 x 440 x 88.5 mm (2U) |
| Weight | ~21 kg |
| Max Parallel Connection | 16 units (expandable to 64) |
| IP Rating | IP21 |
| Communication | RS485, CAN-bus |
| Compatible Inverters | Deye, Victron, GOODWE, Sol-Ark, SRNE, Solis, SAJ, Growatt, Luxpower, Voltronic, SMA, FOX |
Features Overview
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High Quality & Long Lifespan: Uses CATL/EVE lithium cells to deliver over 8000 cycles at 80% depth of discharge, ensuring decades of reliable service.
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High Safety: Equipped with a smart JBD BMS that manages overcharge, overdischarge, temperature, and short-circuit protection.
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Scalability: Supports multiple parallel connections (up to 64 units), enabling flexible capacity expansion for growing energy needs.
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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:
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Server Rooms & Data Centers: Reliable backup power for IT infrastructure.
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Telecom Systems: Stable energy supply for base stations and communication equipment.
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Residential & Commercial ESS: Off-grid or hybrid solar storage, load balancing, and energy independence.
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Industrial Operations: Forklifts, EVs, or other mobile energy-intensive applications with consistent performance requirements.
Visual Representation of Use Cases
| Application | Example |
|---|---|
| Residential ESS | Solar home systems, smart home energy storage |
| Commercial | Data centers, telecom towers, EV charging backup |
| Industrial | Forklifts, warehouse energy storage, modular battery banks |
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:
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Communication & Monitoring: Bluetooth, WiFi, 4G, GPS, RS232, or LCD display integration.
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Safety Features: Thermal aerosol fire suppression, circuit breakers, self-heating systems.
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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.
