Description
Volta Stage 2 Lithium Battery 7.68kWh 51.2V – Old Generation
The Volta Stage 2 7.68kWh 51.2V Lithium Battery (Old Generation) is a high-capacity energy storage solution designed for residential and light commercial solar and backup power applications.
Manufactured using advanced LiFePO₄ (Lithium Iron Phosphate) battery technology, this unit delivers excellent safety, thermal stability, and long cycle life. It is well suited for customers looking to expand existing Volta battery banks or maintain compatibility with installed old-generation systems.
The integrated smart Battery Management System (BMS) protects the battery against overcharging, deep discharge, over-current, and temperature-related risks. With CAN and RS485 communication support, the battery integrates seamlessly with many leading hybrid and off-grid inverters.
The Volta Stage 2 battery offers a cost-effective solution for users seeking increased energy storage capacity, improved load shedding resilience, and long-term reliability.
Technical Specifications
- Battery Type: Lithium Iron Phosphate (LiFePO₄)
- Nominal Energy: 7.68kWh
- Nominal Voltage: 51.2V
- Usable Energy: ±6.9kWh (depending on configuration)
- Cycle Life: ≥6000 cycles @ 80% DoD
- Maximum Charge/Discharge Current: 150A
- Communication: CAN / RS485
- Parallel Capability: Yes (with compatible Volta batteries)
- Battery Management System: Integrated smart BMS
- Operating Temperature: -10°C to 50°C
- Installation: Floor-mounted or rack-mounted
- Application: Solar, backup power, hybrid systems
Why Choose the Volta Stage 2 Battery?
- ✔ Higher capacity for extended backup power
- ✔ Safe and stable LiFePO₄ lithium chemistry
- ✔ Ideal for expanding existing Volta battery banks
- ✔ Long lifespan with up to 6000 cycles
- ✔ Compatible with leading hybrid and off-grid inverters
- ✔ Reliable performance during load shedding
The Volta Stage 2 7.68kWh battery provides increased energy storage capacity and dependable performance, making it an excellent choice for homes and businesses seeking reliable backup power.
Frequently Asked Questions
Can the Volta Stage 2 battery be connected in parallel?
Yes, the Volta Stage 2 7.68kWh battery supports parallel operation with compatible Volta lithium batteries to increase total system capacity.
Is this battery compatible with hybrid and off-grid inverters?
Yes, the battery supports CAN and RS485 communication and is compatible with many popular hybrid and off-grid inverters when correctly configured.
Can old-generation Volta batteries be expanded?
Yes, old-generation Volta batteries can be expanded or paired with compatible units when BMS communication and configuration requirements are met.
What systems is the Volta Stage 2 battery best suited for?
This battery is ideal for residential solar systems, extended backup power applications, and small commercial energy storage systems.








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