Description
The 48V 50Ah Lithium Battery (RG4850P) is a compact, high-efficiency energy storage solution tailored for OEMs, ODMs, and wholesale buyers. Designed for C&I ESS, data centers, telecom base stations, hospitals, and solar systems, this lithium battery combines reliability with scalable performance for industrial and renewable energy applications.
Key Features
Optimized Energy Storage: With a 48V nominal voltage and 50Ah capacity, this lithium battery delivers 2.4 kWh of energy, ideal for applications requiring compact yet powerful energy solutions.
Lightweight & Space-Saving: At just 20 kg (44 lb) and a 2U height (410 x 440 x 88 mm), it integrates seamlessly into tight spaces while reducing installation complexity.
Ultra-Long Cycle Life: Built with LiFePO4 cells, it achieves over 8000 cycles at 80% DOD, ensuring two decades of reliable service for long-term projects.
Scalable Configuration: Supports parallel connections of up to 16 units (expandable to 32) to meet diverse energy demands.
Advanced Safety & Customization: Features a JBD Communication BMS, IP21 indoor rating, and optional upgrades like Bluetooth, SNMP, self-heating, or thermal aerosol fire suppression for enhanced safety and adaptability.
Product Description
The 48V 50Ah Lithium Battery (RG4850P) is engineered for OEMs and businesses seeking a dependable, customizable power source for industrial, commercial, and renewable energy systems. Its LiFePO4 chemistry ensures thermal stability and safety, even under extreme temperatures (-20¡ãC to 60¡ãC discharge range).
Equipped with an ESS Single Core Connector (optional M6 terminal), this battery supports seamless integration with inverters from leading brands like Victron, Deye, and Growatt. The modular design allows effortless scalability, while certifications such as UL1973, IEC62619, and UN38.3 guarantee compliance with global safety standards.
For OEM partners, the battery offers silkscreen branding, laser logos, and tailored configurations, including optional cabinets, LCD displays, or solar MPPT integration. With a 20-year design life and 50A continuous charge/discharge capability, it¡¯s a future-proof choice for energy storage systems worldwide.
Trust the 48V 50Ah Lithium Battery to deliver unmatched performance, safety, and flexibility for your OEM projects in solar, telecom, healthcare, and beyond.
The 48V 50Ah Rack-mounted Lithium Battery (PM-LV4850-2U-PRO) is a compact, high-performance LiFePO4 energy storage solution designed for versatile industrial applications. It offers over 8000 cycles, smart BMS protection, and OEM customization, making it perfect for telecom, data centers, and renewable energy systems.
How Does the 48V 50Ah Rack-mounted Lithium Battery Work?
This battery uses lithium iron phosphate (LiFePO4) cells arranged in a 15S1P configuration to deliver a nominal voltage of 48V and a capacity of 50Ah, providing 2.4kWh of energy. The integrated smart Battery Management System (BMS) continuously monitors voltage, current, temperature, and state of charge to ensure safe operation by preventing overcharge, over-discharge, and short circuits. Its design supports fast charging and discharging up to 50A continuously, making it suitable for high-demand applications.
What Are the Key Specifications of the PM-LV4850-2U-PRO Battery?
| Specification | Details |
|---|---|
| Cell Type | Lithium Iron Phosphate (LiFePO4) |
| Nominal Voltage | 48V |
| Battery Capacity | 50Ah |
| Nominal Energy | 2.4 kWh |
| Dimensions (L×W×H) | 410 × 440 × 88.5 mm (2U rack) |
| Weight | 21.5 kg |
| Cycle Life (@60% DOD) | >8000 cycles |
| Max Continuous Charge/Discharge Current | 50A |
| Operating Temperature Range | Charge: 0–55°C; Discharge: -20–60°C |
| Communication Interfaces | RS485, CAN |
| Certifications | CE, IEC, UN38.3, MSDS |
These specs highlight a balance of power, longevity, and compactness ideal for rack-mounted applications.
Which Industries Benefit Most from Rack-mounted Lithium Batteries?
Rack-mounted lithium batteries like the PM-LV4850-2U-PRO are widely used in:
-
Telecommunications: Ensuring uninterrupted power for critical network equipment.
-
Data Centers: Providing scalable, reliable backup power solutions.
-
Renewable Energy Systems: Storing solar or wind energy efficiently.
-
Industrial Automation: Powering control systems and UPS units.
-
Off-grid and Hybrid Systems: Supporting remote or hybrid energy setups.
Their modularity and scalability make them adaptable to various power demands.
How Does RackBattery Ensure Quality and Innovation?
RackBattery, a leading manufacturer headquartered in China, leverages over 20 years of electrochemical design expertise. Their batteries undergo rigorous quality control and comply with international standards such as ISO 9001:2015 and UL certifications. RackBattery integrates advanced R&D to optimize battery chemistry, BMS technology, and mechanical design, ensuring high safety, long life, and environmental sustainability.
What Are the Advantages of Choosing RackBattery’s OEM Solutions?
RackBattery offers customizable OEM and ODM services, allowing clients to tailor battery capacity, dimensions, communication protocols, and protective features. This flexibility supports diverse applications and branding needs. Their strong supply chain and production capacity ensure timely delivery and competitive pricing, making them a reliable partner for businesses requiring specialized lithium battery solutions.
How Do Safety Standards Impact Rack-mounted Lithium Battery Design?
Safety standards such as UL1973, IEC62619, and UN38.3 guide the design and testing of rack-mounted lithium batteries. These standards enforce strict criteria for thermal management, electrical safety, mechanical robustness, and transport safety. Compliance ensures that batteries like the PM-LV4850-2U-PRO operate safely under various conditions, minimizing risks of fire, thermal runaway, or electrical faults.
Can the PM-LV4850-2U-PRO Battery Be Integrated with Various Inverters?
Yes. This battery supports seamless integration with popular inverter brands such as Victron, GOODWE, Solis, Growatt, SMA, and others. The smart BMS and communication interfaces (RS485/CAN) facilitate real-time monitoring and control, enabling efficient energy management in hybrid and off-grid systems.
What Are the Environmental Benefits of Using LiFePO4 Rack Batteries?
LiFePO4 technology offers a non-toxic, cobalt-free chemistry with high thermal stability and long cycle life, reducing battery replacement frequency and environmental impact. RackBattery’s products are designed for recyclability and comply with RoHS standards, supporting global sustainability goals.
How Can Users Optimize Battery Life and Performance?
To maximize lifespan, users should operate the battery within recommended temperature ranges and avoid deep discharges beyond 60-80% depth of discharge (DOD). Utilizing the integrated BMS helps maintain optimal charge cycles and prevents damaging conditions. Regular monitoring through communication interfaces allows proactive maintenance and performance tuning.
What Are the Cost Benefits of Using Rack-mounted Lithium Batteries?
Though initial costs may be higher than lead-acid alternatives, rack-mounted lithium batteries offer lower total cost of ownership due to longer cycle life, reduced maintenance, and higher energy efficiency. Their compact design also reduces space and cooling requirements, saving operational expenses.
RackBattery Expert Views
“The PM-LV4850-2U-PRO exemplifies how modern LiFePO4 rack batteries can revolutionize energy storage across industries. Its exceptional cycle life, smart management system, and modular design provide unmatched reliability and scalability. RackBattery’s commitment to customization and quality control ensures clients receive tailored solutions that meet evolving energy demands while supporting sustainability. This battery is a testament to how innovation in lithium technology can empower telecom, data centers, and renewable energy sectors with safe, efficient, and cost-effective power — Senior Battery Engineer, RackBattery
