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Solis FlexHome-LV 5kWh battery module

€1.028,50 incl. 21% VAT
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The Solis FlexHome-BAT5kWh-L is a modular 5 kWh LiFePO4 low-voltage home battery module for the FlexHome energy storage system. With a cell capacity of 100 Ah, 100% DoD and an IP66 protection rating, this module forms the basis for scalable storage configurations from 5 kWh to 40 kWh per stack in combination with the FlexHome-CB210A-L BMS and compatible Solis low-voltage hybrid inverters.

  • 5 kWh LiFePO4 home battery module: 100 Ah cell capacity, 100% DoD — operating voltage 44.8V – 57.6V.
  • Scalable from 5 kWh to 40 kWh per stack: Modular stacking and parallel configurations for higher capacities.
  • > 6,000 charge cycles / 10 years: Certified LiFePO4 quality compliant with IEC 62619 and UN 38.3.
  • IP66 protection rating: Suitable for installation in technical rooms and sheltered outdoor locations.
  • Direct Solis integration: Communication via CAN/RS485 with compatible Solis low-voltage hybrid inverters.

Suitable for

  • New FlexHome low-voltage home battery installations
  • Expansion of existing FlexHome-L configurations
  • Residential energy storage with scalable capacity from 5 kWh to 40 kWh per stack
  • Installations in combination with the FlexHome-CB210A-L BMS and compatible Solis low-voltage hybrid inverters
  • Systems with future expansion requirements via parallel configurations

Solis FlexHome-BAT5kWh-L — specifications and benefits

  • Modular expansion: By stacking multiple modules, system capacity of 5 kWh to 40 kWh per stack is achievable — expandable via parallel connection for higher total capacities.
  • Increased self-consumption: Integration with Solis low-voltage hybrid inverters supports optimised energy management and significantly increases self-consumption to reduce LCOE.
  • Safe cell chemistry: Thermally stable LiFePO4 cells — non-toxic, non-flammable, fully compliant with IEC 62619 and VDE 2510-50.
  • Mandatory BMS: The FlexHome-CB210A-L BMS handles system protection, communication and control of all battery modules — mandatory for correct system operation.
Property Value
Brand & model SolisStorage FlexHome-BAT5kWh-L
MPN FlexHome-BAT5kWh-L
Type Low-voltage battery module
Nominal capacity 5 kWh
Cell capacity 100 Ah
Battery type LiFePO4
Operating voltage 44.8V – 57.6V
Recommended charge/discharge current 50A
Max. charge current 50A
Max. discharge current 100A
Depth of discharge (DoD) 100%
Cycle life > 6,000 cycles / 10 years
Protection rating IP66
Dimensions (W × D × H) 800 × 285 × 480 mm
Weight 50 kg
Certifications IEC 62619, IEC 63056, VDE 2510-50, UN 38.3, IEC 60529, IEC 60730-1, IEC 61000-6-1/2/3/4

Note: The official datasheet is always leading for the correct technical specifications.

Important, correct system configuration required: Incorrect system configuration, incompatible BMS settings or improper wiring may result in system errors, power loss or permanent damage. Always use validated system components. Installation must be carried out exclusively by certified electrical installers.
What is included in the Solis FlexHome-BAT5kWh-L package?
Component Quantity
FlexHome-BAT5kWh-L battery module 1
Installation screws 2
Packing list 1
How is the capacity of the FlexHome-L system expanded?

Capacity is expanded by stacking multiple FlexHome-BAT5kWh-L modules within one system, enabling configurations from 5 kWh to 40 kWh per stack. Higher total capacities are achievable via parallel systems. Each module delivers 5 kWh nominal at 100% DoD. Please refer to the manual for the maximum stacking configuration and wiring requirements.

Which BMS is required for the FlexHome-BAT5kWh-L?

The FlexHome-CB210A-L BMS is mandatory for safe and correct system operation. It handles cell balancing, temperature protection, system protection and communication via CAN/RS485 with compatible Solis low-voltage hybrid inverters. The system must not be operated without this BMS — incorrect configuration may result in system failure or permanent damage.

How does the FlexHome-BAT5kWh-L support Time-of-Use optimisation?

As time-of-use energy pricing becomes more widespread across Europe, accurate real-time storage control is increasingly important for financial optimisation. The FlexHome-BAT5kWh-L enables you to store solar energy generated during the day and use it in the evening or at night — reducing low-value grid exports and maximising self-consumption at the full retail electricity price. The actual financial benefit depends on your consumption profile, PV yield, energy contract and applicable grid tariffs. With a lifespan of > 6,000 cycles, a scalable system from 5 kWh to 40 kWh per stack and IP66 protection, the FlexHome-BAT5kWh-L is built for long-term returns.

View more products in our SolisStorage home battery energy storage collection.

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