Energy Storage Stackable 51.2V 280ah Lifepo4 Battery with BMS

  • Brand Name: Keheng
  • Electric Energy:15000Wh
  • The Charging And Ratio: 1C
  • Type: 51.2V Life4po Battery
  • Nominal Voltage: 48 Volts
  • Operation Temperature Range: -20~60℃
  • Protection Class: IP65
  • Warranty: 5 years

The Rack Stacking Energy Storage Battery is an innovative and versatile energy storage solution engineered to meet the demands of both residential and commercial applications. Built using the latest lithium iron phosphate (LiFePO4) technology, the battery delivers a reliable and safe energy source with an extended lifespan, high capacity, and modular design. The unique dual-mode pulley system, smart Battery Management System (BMS), and customizable configuration options make the KHZH Rack Stacking Energy Storage Battery an ideal choice for scalable energy storage solutions, ensuring long-term performance and ease of use for a wide range of applications.

Advanced LiFePO4 Battery Technology for Safe and Reliable Performance

At the heart of the rack-and-stack battery is the new A-grade lithium iron phosphate (LiFePO4) battery, which is renowned for its excellent safety, thermal stability and long lifespan. Compared to conventional lead-acid batteries, LiFePO4 batteries offer a safer energy storage solution as they significantly reduce the risk of overheating or catching fire. With a cycle life of over 6000 cycles and a depth of discharge (DOD) of up to 80%, they offer an extremely long service life and are suitable for applications such as solar systems, uninterruptible power supplies, electric vehicles and boats.

Dual-Mode Pulley System

Rack-stacking battery is flexible and convenient in design, and is equipped with an innovative dual-mode wheel system that can be easily moved and stabilized as needed. The wheel set has two operating modes:

  1. Fixed mode: In this mode, the support module of the wheel system is connected to the ground, providing stable support for the entire battery system. This configuration ensures that the battery remains stable during normal operation and prevents any accidental movement.
  2. Sliding mode: When it is necessary to move, the fixed slider can be retracted to bring the wheel into contact with the ground. The wheel can rotate 360°, allowing the battery unit to be easily moved. This function is particularly useful for applications that require the battery system to be relocated or adjusted, such as temporary installations or modular energy storage systems

Connect Up to 32 Batteries in Parallel

For users with significant energy storage needs, the KHZH Rack Stacking Battery offers exceptional scalability. The modular design allows for the connection of up to 32 batteries in parallel, enabling users to expand their energy storage capacity as required. This flexibility makes the system suitable for large-scale residential energy storage, commercial solar installations, industrial backup power, and other applications that demand high energy capacity.

The battery modules can be securely fixed together using metal buckles on three sides, as well as a direct fixing bracket on the connection surface of each battery. This robust connection method ensures that all batteries in the system are securely and firmly attached, providing a stable and unified energy storage solution.

BMS for Comprehensive Safety and Monitoring

 

The KHZH rack-and-stack battery is equipped with an advanced battery management system (BMS) that provides a wide range of safety and monitoring functions. The BMS ensures optimal battery performance by managing the charging and discharging cycles, balancing the cell voltages and providing protection against common risks, including

  • short circuit protection: shuts down the system in the event of a short circuit to prevent damage to the battery and connected devices
  • Overcharge protection: prevents the battery from being damaged by overcharging.
  • Overdischarge protection: prevents the battery from being damaged by deep discharge.
  • High temperature protection: monitors the battery temperature to prevent overheating and ensure safe operation.
  • Disconnection protection: ensures safe operation even if the battery is accidentally disconnected.

In addition to these safety features, the BMS also enables real-time data analysis and diagnostics, and the user can monitor the battery status via the LED control panel, mobile app or touchscreen interface. The BMS is compatible with 98% of the solar inverter brands on the market, ensuring seamless integration with existing energy storage systems.

LED panel and APP for Monitoring And Control

The KHZH Rack Stacking Battery is equipped with an LED control panel that features a clear display and touch buttons for easy operation. Users can monitor the battery’s status, adjust settings, and view real-time data about the system’s performance. The LED display provides information such as the current charge level, voltage, temperature, and any detected malfunctions. When an issue arises, the control panel will show the specific problem, allowing users to take immediate action to resolve it.

The battery’s monitoring capabilities are further enhanced by its connectivity options, which include Bluetooth and WiFi. Through the dedicated mobile app, users can monitor the battery’s operating conditions from their smartphone, receive alerts about any irregularities, and adjust system parameters remotely. This level of control ensures that users always have access to critical information about their energy storage system, providing peace of mind and enabling proactive maintenance.

Comprehensive Certification

KHZH Rack Stacking Batteries are designed to meet stringent international standards, making them suitable for use in diverse environments worldwide. The battery has earned a comprehensive range of certifications, including:

  • ISO9000 Quality Management System
  • CE (European Conformity)
  • ROHS (Restriction of Hazardous Substances)
  • FCC (Federal Communications Commission, USA)
  • UL (Underwriters Laboratories, USA)
  • KC (Korea Certification)
  • BIS (Bureau of Indian Standards)
  • CB (Certification Body Scheme)

These certifications ensure that the KHZH Rack Stacking Battery meets rigorous quality and safety requirements, providing users with a reliable and internationally compliant energy storage solution.

Why Choose KHZH Rack Stacking Energy Storage Battery?

KHZH’s Rack Stacking Energy Storage Battery stands out as a versatile and reliable choice for energy storage, offering several key benefits:

  • Modular and Scalable Design: The ability to connect up to 32 batteries in parallel allows for easy expansion and customization of the energy storage system to meet growing energy demands.
  • User-Friendly Mobility and Stability: The dual-mode pulley system provides the convenience of mobility while ensuring stable support when needed.
  • Comprehensive Safety and Monitoring: The smart BMS and LED control panel offer a wide range of safety features and real-time monitoring capabilities, enhancing the reliability of the energy storage solution.
  • Global Certification and Quality Assurance: Adherence to international standards ensures that the KHZH Rack Stacking Battery delivers consistent performance in diverse applications.
  • Technical Expertise and Innovation: With over 15 years of experience and numerous patents, KHZH offers cutting-edge technology and high-quality energy storage products

Compatible inverter brands

Technical Data

Energy
15 KWh
30 KWh
45 KWh
60 KWh
Voltage
48V/51.2V
48V/51.2V
48V/51.2V
48V/51.2V
Capacity
280 Ah
560 Ah
840 Ah
1120 Ah
Operation voltage
35.25-58.4 Vdc
35.25-58.4 Vdc
35.25-58.4 Vdc
35.25-58.4 Vdc
Max.charging voltage
58.4Vdc
58.4Vdc
58.4Vdc
58.4Vdc
Max.charging and discharging current
200Ah
200Ah
200Ah
200Ah
Communication mode
RS485/CAN/RS232
Life time(25°C)
10 Years
Life cycles(80% DOD, 25°C)
6000+ Cycles
Storage time / temperature
5 months @ 25°C; 3 months @ 35°C; 1 month @ 45°C
Operation temperature
20°C to 60°C @60+/-25% Relative Humidity
Assistance Function
Smart BMS, Mobile APP, Bluetooth, Wifi, Communication Protocol
Storage temperature
0°C to 45°C @60+/-25% Relative Humidity
Lithium Battery Standard
U.L1642, IEC62619, UN38.3, ROHS,CE-EMC
Enclosure protection rating
IP65

Features

  • The working temperature can reach -20°C
  •  LCD display optional, real-time understanding of battery voltage and capacity.
  •  60A continuous output current can continuously charge big-power devices.
  •  The intelligent BMS system can accurately control the battery to improve the lifespan, no explosion, no fire.
  •  Drop-in replacement for heavy lead-acid(AGM / GEL) battery,1/3weight but same capacity.
  • 2000times cycle life@100% DOD , 7000times cycle life@50% DOD , 10 years design lifespan.
  • Maintenance-free, fully sealed, and waterproof.

Intelligent Battery Management System(BMS)

  • Over charge protection function
  • Over discharge protection function
  • Over current protection function
  • Short protection function
  • Over temperature protection function
  • Automatic cell balance function

 

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