The Energy Storage System WTH-2.5K/8S-C is a compact lithium-based energy storage unit designed to store and manage electrical energy within a standalone or hybrid power system. From the product image, the system adopts a vertical rectangular structure with a robust metal enclosure, featuring a front-mounted display module integrated into a circular interface. The front panel also shows key identification information such as 25.6V and 100Ah, indicating its nominal electrical configuration. The enclosure includes side handles, which improve handling during installation and repositioning, while the bottom structure supports stable placement.
From a user experience perspective, the system is designed to provide clear operational visibility and straightforward interaction. The 3.2-inch display screen allows users to directly observe system data such as voltage status and operational conditions without requiring external devices. The presence of communication interfaces including CAN, RS485, and RS232 enables both local and remote monitoring, allowing users to track system performance through connected devices or mobile applications. The compact form factor combined with a weight of 28 kg ensures that the system maintains structural stability while remaining manageable during installation. The overall design focuses on consistent operation, clear data access, and controlled system interaction.

| Model | WTB-2.5K/8S-C |
| Cell | |
| Cell Chemistry | LiFePO4/C |
| Module | |
| Nominal Capacity (Wh) | 2.5K |
| Nominal Voltage | 25.6V |
| System | |
| Operating Voltage Range | 22.4V-29V |
| Standard Charging Current (A) | 30 |
| Max. Charging Current (A) | 60 |
| Continuous Discharge Current (A) | 60 |
| Peak Discharge Current (A) | 120 |
| Cycle Life (cycles) | 4000 |
| Self-discharge Rate | ≤3%/month |
| Operating Environment | |
| Charging Temperature (℃) | 0-45 |
| Discharging Temperature (℃) | -75 |
| Storage Temperature (℃) | -55 |
| Storage Humidity (RH) | 5-95% |
| Protection | |
| Overcharge Protection Voltage | √ |
| Over-discharge Protection Voltage | √ |
| Overcurrent Protection | √ |
| Short Circuit Protection | √ |
| Temperature Protection | √ |
| Active Balancing | 0.4A |
| Communication & Display | |
| CAN / RS485 / RS232 | |
| Mobile APP | √ |
| Display | 3.2" |
| Appearance | |
| Dimensions (Including Footmaster Wheels) | 425*375*150mm |
| Weight (Including Footmaster Wheels) | 28kg |
Use Brand-Name A Battery Cells (if Any Non-A Cells Are Found, Please Report Them). The Cell Design Life Is 8,000 Cycles @ 80% DOD
Using The Well-Known Brand BMS, The Entire Series Features Active Currentbalancing With Small Currents, Ensuring That The System Can Extend Its Servicelife By 20% In Normal Environments (compared To Our Non-Active Balancingsystem)
Ouchscreen Design, No Screws On The Front, Elegant And Stylish
Built-In Aerosol To Eliminate Safety Hazards
485/232 Communication
Support Viewing Of The APP

The system supports residential backup energy storage where reliable power availability is required during interruptions. With a capacity of 2.5 kWh and a voltage range of 22.4 V to 29 V, it ensures stable energy supply for essential household loads. The controlled discharge current of 60 A supports consistent power delivery, while the peak discharge capability of 120 A allows short-term handling of increased demand. The system enables users to monitor energy levels through its integrated display, ensuring that backup readiness can be assessed at any time.
In remote living environments without stable grid access, the system provides a structured energy storage solution. The low self-discharge rate of less than or equal to 3 percent per month ensures that stored energy is retained efficiently over extended periods. The wide operating temperature range allows the system to function under varying environmental conditions. The integrated communication system allows users to monitor system status remotely, ensuring that energy availability can be managed effectively even in isolated locations.
For small office setups, the system provides stable energy storage to support essential equipment. The nominal capacity of 2.5 kWh ensures that sufficient energy is available for daily operational needs. The continuous discharge current of 60 A supports stable power delivery, ensuring consistent operation of devices requiring uninterrupted electricity. The communication interfaces allow integration with monitoring systems, enabling centralized tracking of energy usage and system performance.
Telecommunication systems require consistent and reliable energy storage, and this system provides stable performance with controlled voltage and current parameters. The peak discharge current of 120 A allows the system to handle sudden demand increases, ensuring uninterrupted operation of communication equipment. The communication protocols enable remote monitoring, allowing operators to track system performance without requiring physical access to the site.
As part of a backup energy system, the unit ensures that stored energy is available during power interruptions. The structured charging current configuration allows efficient energy storage, while the stable voltage range ensures consistent output during discharge. The integrated display allows users to monitor system status in real time, ensuring that backup readiness is maintained. The system’s cycle life of 4000 cycles supports long-term reliability in repeated backup scenarios.
In agricultural environments, the system supports stable energy storage for equipment requiring consistent power. The capacity of 2.5 kWh ensures that energy is available for extended operational periods. The wide operating temperature range supports performance under varying environmental conditions, while the stable discharge current ensures consistent power delivery. The system maintains reliable operation over time, supporting continuous agricultural processes without interruption.
For mobile or temporary installations, the system provides a compact and stable energy storage solution. The weight of 28 kg ensures structural stability while allowing manageable transportation. The communication interfaces enable real-time monitoring of system performance, allowing users to adjust usage based on available energy. The defined charging and discharging parameters ensure that the system operates consistently across different deployment scenarios, supporting flexible use in changing environments.