GivEnergy 5.12kWh Gen 3 Battery: The Scalable Solar Storage Solution for Smarter UK Homes

The GivEnergy 5.12kWh Gen 3 Battery is designed to give households greater energy independence and control. Whether you’re looking to maximise your solar usage, avoid peak electricity costs, or prepare for future energy changes, this battery is a smart, modular, and future-ready choice. Compact and lightweight, it integrates seamlessly into both new and existing solar setups.

Flexible Energy Storage That Grows With You

This 5.12kWh lithium-ion battery can be installed as a standalone unit or expanded with up to five total batteries (25.6kWh). Its stackable design offers exceptional scalability, making it ideal for those planning phased upgrades as energy needs change.

• 5.12kWh usable capacity per module
• Max 5 modules per inverter (25.6kWh total)
• Compatible with GivEnergy hybrid and AC-coupled inverters

Compact Size, High Output

Despite its modest footprint, this Gen 3 model delivers a continuous 3.84kW output, perfect for powering essential household loads. Its slimline casing allows for wall-mount or floor-standing installation, ideal for utility rooms, garages, or lofts where space is limited.

• Weight: 50kg
• Size: 338mm (H) x 242mm (D) x 480mm (W)

Smarter Control With Real-Time Monitoring

The battery connects to the GivEnergy Cloud platform for remote monitoring, firmware updates, and system performance insights. Users can view live energy flows, set time-of-use charging schedules, and optimise system performance directly from the app or portal.

Built to Last with Long-Term Protection

Engineered using lithium iron phosphate (LiFePO₄) chemistry, this battery offers enhanced thermal stability and an extended lifespan. With a 10-year warranty and 6,000+ cycle life expectancy, it’s a solid long-term investment for households looking to decarbonise and save on bills.

Why LAMPS Recommends This Product

The GivEnergy 5.12kWh Gen 3 battery stands out for its affordability, flexibility, and reliability. It’s an excellent option for homeowners who want to start with a single unit and expand over time, and it pairs smoothly with GivEnergy’s inverter range and smart energy management features.

Ideal for Solar Households, Off-Peak Tariffs & Grid Backup

This battery is perfect for those on time-of-use energy plans, such as Octopus Intelligent Go or Agile, looking to charge overnight and use stored energy during the day. It also adds resilience during grid outages when paired with backup functionality.

Technical Specifications

• Battery Capacity: 5.12kWh (usable)
• Max Discharge Power: 3.84kW
• Chemistry: Lithium Iron Phosphate (LiFePO₄)
• Cycle Life: 6,000+ cycles

For full technical details, see the specifications tab above.

Explore Compatible Solar Products

Pair with a GivEnergy inverter or expand your system with premium solar panels. Looking to fix your battery to roof or ground? See our mounting systems.

Learn More About Solar Batteries

For help choosing the best option for your home, see our blog:

• Best Solar Batteries UK 2025
• Solar Panel Systems for Homes
• Solar Grants & Funding 2025