GivEnergy 20.4kWh HV Li-Ion Battery Stack with BMU Cable and Base

Free delivery. Installation included.
 
The GivEnergy 20.4kWh HV Battery Stack is a top-tier modular storage system made to work seamlessly with GivEnergy's hybrid and All In One systems. It brings together six 3.4kWh high-voltage lithium-ion modules with a BMU top and bottom housing section, giving you outstanding performance, room to grow and reliability you can count on for years. With 100% depth of discharge and unlimited cycles throughout its 12-year warranty, it's an efficient, hard-wearing choice for homes and businesses alike.
 
Highlights
Large modular capacity: 20.4kWh in total, made up of six 3.4kWh HV modules.
Everything included: Comes with the BMU top and bottom housing, base and all the cables you need.
High-voltage operation: Runs at a nominal 460V DC for efficient energy transfer.
100% depth of discharge: Every kilowatt-hour of capacity is yours to use.
Unlimited cycles: No cycle cap for the full 12-year warranty period.
Powerful output: Charges and discharges quickly, with 13.1kW of continuous power.
Plug-and-play: Connects easily with GivEnergy hybrid and All In One systems.
Easy to handle: The modular build makes transport and installation simpler.
Smart protection: An advanced BMS keeps every cell performing well and safely.
 
Technical Specifications
Battery chemistry: Lithium-ion (Li-Ion)
Nominal energy: 20,400Wh (20.4kWh)
Configuration: 6 × GIV-BAT-3.4-HV modules + 1 × GIV-BAT-HV-BMU-P
Nominal voltage: 460V DC
Operating voltage range: 200–600V DC
Maximum charge (5 minutes): 13,125W
Maximum discharge (5 minutes): 13,125W
Surge discharge (15 seconds): 13,125W
Continuous charge/discharge current: 25A / 25A
Depth of discharge: 100%
C rating: 0.5C
Cycle life: Unlimited within warranty
Warranty: 12 years
Weight: 247.49kg
 
Ideal For
Home and small business energy storage
Grid-connected or off-grid hybrid systems
Peak shaving and load shifting
Getting more from solar PV and other renewables
Backup power and energy resilience
 
Why It Stands Out
A complete modular package with BMU and base included, so setup is quick
Built to last, with unlimited cycles covered by the warranty
High efficiency and power density to handle demanding hybrid setups
Scales up easily for larger installations in future
Designed by GivEnergy, a trusted UK manufacturer whose products all work together
 
In the Box
6 × GIV-BAT-3.4-HV 3.4kWh High Voltage Li-Ion Battery Modules
1 × GIV-BAT-HV-BMU-P Battery Management Unit with top and bottom housing
1 × Base assembly and BMU communication cable
Installation and operation manual