Solis 256V 314Ah 80kWh FlexCore-ID-80kWh High Voltage LiFePO4 Battery – Overview
The Solis 256V 314Ah 80kWh FlexCore-ID-80kWh High Voltage LiFePO4 Battery is a commercial-grade, indoor stackable energy storage system (ESS) designed for large-scale solar and backup applications. Featuring A+ grade LiFePO4 cells with a cycle life of ≥8,000+ cycles, this 80kWh system comprises four 20kWh battery modules and a high-voltage control box. It supports dual independent battery ports, mixing of different brands and capacities, and can be expanded up to 1566kWh with 6 clusters in parallel. With integrated smart monitoring, AI energy management, and a 10-year official warranty, it is the ultimate solution for reliable, scalable, and long-lasting power storage.
Key Benefits
- 80.36kWh nominal energy capacity with 90% depth of discharge (DoD).
- Built with A+ grade LiFePO4 cells for maximum safety and longevity.
- ≥8,000+ cycle life ensures over two decades of reliable operation.
- Stackable modular design (4 x 20.096kWh modules) for easy installation.
- Dual independent battery ports support mixing of different brands and old/new batteries.
- High-voltage system (256V nominal, 314Ah capacity) for efficient power delivery.
- Supports up to 6 clusters in parallel, expanding capacity to 1566kWh.
- Dedicated VPP communication channel for plug-and-play third-party EMS integration.
- Solis AI smart energy management with generator support.
- Supports OTA remote upgrades for efficient operation and maintenance.
- Smart fan cooling and built-in Gateway for real-time cloud monitoring.
- IP20 indoor rating with a compact, space-saving footprint.
- 10-Year Official Warranty for peace of mind.
This high-voltage battery is designed to connect with hybrid inverters and solar panels to build a dependable commercial energy storage system for peak shaving, load shifting, and backup power.
Technical Specifications
| Parameter |
Value |
| System Parameters |
| Model |
FlexCore-ID-80kWh |
| System Energy |
80.384 kWh |
| Discharge Depth |
90% |
| Rated DC Power |
40.192 kW |
| Composition |
1P20PACK*4 + High-voltage control box*1 |
| Battery Module Parameters |
| Battery Chemical Composition |
LiFePO4 |
| Battery Pack Energy |
20.096 kWh |
| Battery Pack Nominal Voltage |
64 V |
| Battery Pack Capacity |
314 Ah |
| Battery Module Voltage Range |
56 ~ 72 V |
| Battery Pack Qty In Series |
3 ~ 13 |
| Cluster Parameters (4 PACK Configuration) |
| Nominal Voltage of Battery Cluster |
256 V |
| Voltage Range of Battery Cluster |
224 ~ 288 V |
| Charge/Discharge Current (Recommended) |
157 A |
| Charge/Discharge Current (Max) |
173 A |
| General Data |
| Operating Temperature |
Discharge: -20 ~ 55°C; Charge: 0 ~ 55°C |
| Storage Temperature |
One month: -20 ~ 45°C; One year: 0 ~ 35°C |
| Thermal Management |
Smart fan cooling |
| Status Indicator |
Green: Battery high voltage energized; Red: Battery system alarm |
| Communication Port |
CAN/LAN/4G/WIFI |
| Humidity |
5% ~ 85% |
| Altitude |
≤ 4,000 m |
| IP Rating of Enclosure |
IP20 |
| System Dimensions (4 PACK) |
953 * 532 * 1610 mm |
| System Weight (4 PACK) |
660 kg |
| Installation Location |
Indoor |
| Recommended Depth of Discharge |
90% |
Ports & Interface Details
- Battery Module Ports: B+ (orange) and B- (black) for power connection; COM1 and COM2 for communication (BMU power and CAN).
- High-Voltage Control Box Ports: B+ and B- for cluster power; QF (circuit breaker); JP1 (Fan/BMU power); JP2 (Signal light/RS485); JP3 (24V power); JP4 (CAN/Parallel/Debug); JP5 (AC220V input).
- Communication: CAN, LAN, 4G, and WiFi for cloud monitoring and third-party integration.
- Gateway: Built-in for uploading data to the cloud and remote OTA upgrades.
Advanced Technology
- A+ Grade LiFePO4 Cells: Provides high thermal stability, safety, and a long cycle life of ≥8,000+ cycles.
- Dual Independent Battery Ports: Allows flexible capacity expansion and supports mixing of different brands, old/new batteries, and varying capacities.
- Dedicated VPP Channel: Provides plug-and-play direct connection to third-party EMS/VPPs with an open protocol for advanced grid services.
- Solis AI Smart Energy Management: Optimizes charging and discharging based on load, solar generation, and generator support.
- OTA Remote Upgrades: Enables firmware updates for the BMS and Gateway without site visits, reducing maintenance costs.
- Smart Fan Cooling: Automatically adjusts fan speed based on temperature to optimize energy consumption and noise.
Home Energy Storage Solution
The Solis FlexCore-ID-80kWh is an ideal solution for commercial and industrial applications such as supermarkets, banks, schools, farms, and small factories. It provides a reliable backup power supply, smooths the load curve, and achieves peak load transfer to reduce electricity costs. The modular design allows for easy expansion from 60kWh up to 1566kWh (with 6 clusters in parallel), making it adaptable to growing energy needs. Its high integration, wide working temperature range, and long service life ensure dependable performance in diverse environments.
Installation & Scalability
- Stackable Modular Design: Each 20kWh battery module can be stacked vertically (up to 13 modules per cluster) using a base and lifting hooks for easy installation.
- Parallel Scalability: Supports up to 6 clusters in parallel, achieving a maximum system capacity of 1566kWh.
- Clearance Requirements: Minimum 500mm at the top, 600mm front/right, 100mm rear, and 100mm between battery bases for heat dissipation.
- Indoor Installation: Must be installed in a dry, fireproof room with proper ventilation and fire extinguishing equipment.
- Communication Wiring: Dedicated CAN and RS485 cables connect the battery to the inverter and Gateway for seamless data transfer.
SolisCloud & Gateway Web UI Monitoring
- Real-Time Data: Monitor battery SOC, SOH, voltage, current, and temperature via the Gateway Web UI or SolisCloud platform.
- Alarm Management: View current and historical alarms with detailed troubleshooting suggestions.
- Parameter Configuration: Adjust battery parameters, cluster settings, and network configurations remotely.
- Device Status: Check the online/offline status of BMS, BCU, and cells for proactive maintenance.
- Firmware Updates: Perform OTA upgrades for the BMS and Gateway to ensure optimal performance and access to new features.
- Data Export: Export historical data (CSV) and configuration files for analysis and reporting.
Frequently Asked Questions (FAQ)
Q1. What is the total energy capacity of the Solis FlexCore-ID-80kWh?
The system has a total energy capacity of 80.384kWh, comprising four 20.096kWh battery modules.
Q2. What is the battery chemistry and cycle life?
It uses A+ grade LiFePO4 cells with a cycle life of ≥8,000+ cycles.
Q3. What is the nominal voltage and capacity of the 4 PACK configuration?
The nominal voltage is 256V, and the capacity is 314Ah.
Q4. What is the recommended and maximum charge/discharge current?
The recommended current is 157A, with a maximum of 173A.
Q5. How many clusters can be connected in parallel?
It supports up to 6 clusters in parallel, expanding the total capacity to 1566kWh.
Q6. Can I mix old and new batteries in the same system?
Yes, the dual independent battery ports support mixing of different brands, capacities, and old/new batteries.
Q7. What is the depth of discharge (DoD)?
The recommended depth of discharge is 90%.
Q8. What is the ingress protection rating?
It has an IP20 rating, suitable for indoor installation.
Q9. What is the operating temperature range?
Discharge: -20 to 55°C; Charge: 0 to 55°C.
Q10. Does it support remote monitoring?
Yes, it features a built-in Gateway with CAN/LAN/4G/WIFI for real-time monitoring via the SolisCloud platform or Gateway Web UI.
Q11. What is the weight and dimensions of the 4 PACK system?
The 4 PACK system weighs 660 kg and has dimensions of 953 × 532 × 1610 mm.
Q12. What advanced features does it offer?
It features a dedicated VPP channel for third-party EMS/VPP integration, Solis AI smart energy management, and OTA remote upgrades.
Q13. What is the recommended installation clearance?
Minimum 500mm at the top, 600mm front/right, 100mm rear, and 100mm between battery bases.
Q14. Does it have a fire suppression system?
The system requires installation in a fireproof room with independent fire alarm and extinguishing devices as per local safety regulations.
Q15. What warranty does it have?
It comes with a 10-year official warranty.
Download Datasheet | Download User Manual | For manufacturer details, see the official page: Solis FlexCore-ID-80kWh
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