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48V Rack Mount LiFePO4 Lithium Battery - Energy Storage Solutions from China Suppliers & Factory
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48V Rack Mount LiFePO4 Lithium Battery - Energy Storage Solutions from China Suppliers & Factory

The ENSMAR Crius-series 48V edition is the perfect choice for new household energy storage installations. This innovative battery boasts high energy density and versatile mounting options, making it a space-saving solution for various setups. With its modular design, it can efficiently meet your energy needs in solar energy applications, data centers, and other industries. As a leading supplier and factory in China, ENSMAR is committed to providing top-quality energy storage solutions tailored to your unique requirements.

  • ENSMAR Crius 4850 LiFePO4 battery 2.56KWh 48V50Ah, rack mount
  • ENSMAR Crius 48100 LiFePO4 battery 5KWh 48V100Ah, rack mount
  • ENSMAR Crius 48150 LiFePO4 battery 7.68KWh 48V150Ah, rack mount
  • ENSMAR Crius 48200 LiFePO4 battery 10KWh 48V200Ah, rack mount
  • ENSMAR Crius 48280 LiFePO4 battery 14.336KWh 48V280Ah, rack mount
  • ENSMAR Crius 48300 LiFePO4 battery 15KWh 48V300Ah, rack mount

Product Features

Self-designed BMS, every battery module is equipped with a standalone one
Top brand Grade A LiFePO4 battery cells, prismatic, top class safety
Compatible with multi-brand storage inverters
Powerful parallel capacity, up to 16 parallels
Long cycle life energy storage battery (6000 times)
Flexible installation, supporting rack-mounted, stackable, wall-mounted. Time and cost saving
Certification of IEC62619, UN38.3, CEC approved etc

Technical Description

MODEL Crius 4850 Crius 48100 Crius 48150 Crius 48200 Crius 48280 Crius 48300
Battery Type LiFePO4 (lithium iron phosphate battery)
Nominal Capacity 50Ah 100Ah 150Ah 200Ah 280Ah 300Ah
Nominal Voltage 51.2V
Total Energy 2560Wh 5120Wh 7680Wh 10240Wh 14336Wh 15360Wh
Charge Cut-off Voltage 57.6V
Discharge Cut-off Voltage 40V
Charge Current 50A max 100A max 150A max 200A max 150A max 150A max
Discharge Current 50A max 100A max 150A max 200A max 150A max 150A max
Communication Mode RS485, CAN
Ingress Protection IP20
Scalability max 16pcs in parallel
Lifespan (80% DOD) ≥6000 cycles, 25°C
Compatible Inverters Goodwe, Victron, SMA, Kosta, Fronius, Solis, Growatt, Sofar, Deye, Solar Ark, Outtback, Voltronic, Pylontech optional, more brands will be announced
Working Environment -20°C-60°C, < 95% RH
Storage Environment -20°C〜50°C, < 95% RH
Operating Altitude <2000m
Design Life 15 years
Warranty Period 5 years, 10years optional

Tips About Lithium Battery

How to set the communication between lithium battery and solar inverter?

Setting up communication between a lithium battery and a solar inverter involves several steps to ensure compatibility and efficient energy management. Here’s a general guide to help you through the process:

1 Check Compatibility
Ensure that the lithium battery and the solar inverter are compatible with each other. Check their specifications and confirm they support the same communication protocols.
2 Identify Communication Protocols
Lithium batteries and solar inverters often use specific communication protocols such as:
  • RS485/RS232
  • CAN Bus
  • Modbus
  • Ethernet
Refer to the user manuals of both devices to determine which protocol is supported.
3 Gather Necessary Cables and Connectors
Depending on the communication protocol, you will need appropriate cables and connectors. For example:
  • RS485 typically uses twisted pair cables.
  • CAN Bus uses specific CAN cables.
  • Ethernet uses standard Ethernet cables.
4 Configure Communication Settings
Both the battery and the inverter need to be configured to communicate with each other. This involves setting the same baud rate, data bits, parity, and stop bits. Follow these steps:
a. Battery Configuration
  • Access the battery’s configuration menu via its display or management software.
  • Set the communication parameters (e.g., baud rate, CAN ID) as specified in the manual.
b. Inverter Configuration
  • Access the inverter’s configuration menu.
  • Match the communication settings to those of the battery.
5 Connect the Devices
Physically connect the battery to the inverter using the appropriate communication cable. Ensure secure and correct connections to avoid any data transmission errors.
6 Test Communication
After connecting, test the communication:
  • Check the inverter’s display or monitoring software to see if it is receiving data from the battery.
  • Ensure that battery parameters like state of charge (SOC), voltage, and current are correctly displayed on the inverter.
7 Monitor and Troubleshoot
Regularly monitor the communication status.
  • If issues arise, refer to the troubleshooting sections of the user manuals for both devices.
  • Ensure firmware is up-to-date on both the inverter and the battery management system (BMS).
Example Steps for RS485 Communication:
1. Connect RS485 Cable: Connect the RS485 communication port of the battery to the RS485 port of the inverter.

2. Set Parameters:
  • Battery: Set the RS485 baud rate, device address, and other parameters via the battery’s display or BMS software.
  • Inverter: Enter the inverter’s settings menu and set the corresponding RS485 parameters to match the battery.
3. Test Connection: Verify the inverter is reading data from the battery.
Example Steps for CAN Bus Communication:
1. Connect CAN Bus Cable: Connect the CAN Bus port of the battery to the CAN Bus port of the inverter.

2. Set Parameters:
  • Battery: Configure the CAN Bus settings via the BMS software or display.
  • Inverter: Enter the inverter’s settings and set the corresponding CAN Bus parameters.
3. Test Connection: Ensure the inverter is receiving the correct data from the battery.
Additional Tips: Following these steps will help you establish efficient communication between your lithium battery and solar inverter, ensuring optimal energy management and system performance.

Frequently Asked Questions (FAQ)

What type of battery cells are used in the Crius series?
The Crius series uses top-brand Grade A prismatic LiFePO4 (lithium iron phosphate) battery cells, ensuring the highest standards of safety, thermal stability, and performance.
How many Crius battery modules can be connected in parallel?
The Crius battery modules support powerful scalability, allowing you to connect up to 16 units in parallel to expand your total storage capacity.
What is the expected lifespan and warranty of the battery?
The battery features a design life of 15 years and provides a long cycle life of over 6,000 cycles at 25°C (80% DOD). It comes with a standard 5-year warranty, with an option to extend it to 10 years.
Which inverter brands are compatible with the Crius battery?
It is compatible with multiple storage inverter brands, including Goodwe, Victron, SMA, Kosta, Fronius, Solis, Growatt, Sofar, Deye, Solar Ark, Outback, Voltronic, and optionally Pylontech. More brands are continuously being announced.
What installation methods are supported?
To save installation time and costs, the battery supports highly flexible installation options, including rack-mounted, stackable, and wall-mounted setups.
How does the battery communicate with the inverter?
The battery supports RS485 and CAN communication modes, allowing it to interface seamlessly with compatible inverters for real-time status monitoring (such as SOC, voltage, and current).