Energy storage is rapidly transforming the way homes, businesses, and industrial facilities manage power. Among the most advanced solutions today are LiFePO4 batteries, known for their safety, long lifespan, and efficiency. The Redway PM-LV51100-3U-PRO 51.2V 100Ah rack-mounted lithium battery exemplifies this innovation, providing reliable energy storage for server rooms, telecom systems, off-grid setups, and hybrid energy applications. This article offers a detailed overview of the battery’s design, performance, and applications, enabling a complete understanding of its benefits and practical usage.
Overview of the PM-LV51100-3U-PRO Battery
Redway Battery’s PM-LV51100-3U-PRO is designed for both residential and commercial energy storage. It delivers a nominal energy of 5.12 kWh and operates at a nominal voltage of 51.2V with a capacity of 100Ah. With a compact 3U rack-mounted design, this battery fits standard 19-inch cabinets, making it ideal for server rooms, data centers, and telecom installations. Its high-performance LiFePO4 cells from CATL/EVE ensure a lifespan of over 8,000 cycles at 80% depth of discharge, translating to roughly 20 years of design life.
Key Specifications:
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| Feature | Specification |
|---|---|
| Cell Type | LiFePO4 (LFP) |
| Nominal Voltage | 51.2V |
| Capacity | 100Ah |
| Nominal Energy | 5.12 kWh |
| Max Charge Voltage | 58.4V |
| Discharge Cut-off Voltage | 40V |
| Max Charge/Discharge Current | 100A |
| Dimensions (L×W×H) | 440 × 440 × 136 mm (3U) |
| Weight | 41–42 kg |
| Cycle Life | >8,000 cycles (80% DOD) |
| Design Life | 20 Years |
| IP Rating | IP21 |
| Max Parallel Connection | 16 (expandable to 64) |
The built-in JBD smart BMS provides robust protection against overcharge, over-discharge, short circuits, and thermal risks. Optional upgrades include Bluetooth, WiFi, 4G, GPS, LCD display, self-heating, and fire suppression devices, allowing full customization for various applications.
Performance and Scalability
One of the standout advantages of the PM-LV51100-3U-PRO battery is its scalability. Multiple units can be connected in parallel, supporting larger energy storage setups up to 64 batteries. The battery’s performance remains consistent across a wide operating temperature range, from 0–60°C for charging and -20–60°C for discharging, ensuring reliable operation in diverse climates and industrial environments.
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Performance Chart – Cycle Life vs Depth of Discharge (DOD):
| DOD (%) | Estimated Cycle Life |
|---|---|
| 50% | >10,000 cycles |
| 80% | >8,000 cycles |
| 100% | ~6,000 cycles |
This longevity, combined with high energy density and fast charge/discharge rates, makes Redway Battery a trusted choice for critical applications such as telecom backup and server reliability.
Applications
The PM-LV51100-3U-PRO is highly versatile and used in:
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Residential energy storage and off-grid solar systems
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Commercial ESS systems for energy optimization
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Server rooms and data centers
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Telecom backup and power continuity
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Hybrid renewable energy setups
Its compatibility with popular inverters like Deye, Victron, GOODWE, Sol-Ark, SRNE, Solis, SAJ, Growatt, Luxpower, Voltronic, SMA, and FOX ensures seamless integration into existing systems.
Redway Expert Views
“The PM-LV51100-3U-PRO battery represents the next generation of rack-mounted LiFePO4 energy storage solutions. Its long cycle life, smart BMS, and flexible scalability are critical for businesses and facilities seeking reliable, efficient, and safe energy solutions. With the ability to handle both residential and industrial workloads, this battery is a practical choice for modern hybrid energy systems. Redway Battery’s commitment to OEM customization further ensures that clients receive optimized solutions tailored to their unique requirements.”
Manufacturing Excellence
Redway Battery is a leading OEM lithium battery manufacturer based in Shenzhen, China, with over 13 years of experience. With four advanced factories, ISO 9001:2015 certification, and a 100,000 ft² production area, the company delivers high-quality, durable, and safe LiFePO4 batteries globally. Automated production lines, MES systems, and a professional engineering team enable full OEM/ODM customization, ensuring clients receive reliable, high-performance battery packs tailored to their needs.
Conclusion
The Redway PM-LV51100-3U-PRO 51.2V 100Ah rack-mounted LiFePO4 battery combines safety, performance, and scalability in a compact package. Its long cycle life, intelligent BMS, and flexible parallel connection make it an ideal choice for both residential and commercial energy storage applications. For businesses seeking reliable and efficient energy solutions, investing in Redway Battery products ensures high performance, durability, and peace of mind.
FAQs
What is the lifespan of the PM-LV51100-3U-PRO battery?
The battery offers over 8,000 cycles at 80% depth of discharge, translating to around 20 years of design life.
Can multiple batteries be connected in parallel?
Yes, up to 16 batteries can be connected in parallel, expandable to 64 for large-scale energy storage systems.
What safety features does this battery include?
It has a built-in JBD smart BMS that protects against overcharge, over-discharge, short circuits, and thermal risks. Optional safety upgrades include fire suppression and self-heating features.
Which inverters are compatible with this battery?
It works with popular inverters including Deye, Victron, GOODWE, Sol-Ark, SRNE, Solis, SAJ, Growatt, Luxpower, Voltronic, SMA, and FOX.
Is OEM customization available?
Yes, Redway Battery supports full OEM/ODM customization for voltage, capacity, communication, and additional features.
