8.4kw Alpha SMILE B3 ESS 3000W AC charger complete kit charge from Economy 7 or Octopus Go £3,674+vat

8.4kw Alpha SMILE B3 ESS 3000W AC charger complete kit Battery 96% D.O.D

#0  Alpha 8.4kw complete kit

UK delivery only:  – next day delivery, 13.30 cut off 

Suitable for charging from Economy 7 such as Octopus Go. For detailed explanation of how to maximise Economy 7 essential information to work out which battery storage options is best for you please visit - Understaning Economy 7

*Collections are not permitted due to health & safety regulations*

Complete kit for charging from the grid or solar includes:

1 x Alpha SMILE B3 is an AC coupled all-in-one AC charger & 2.9kw battery (IP65)
2 x B3 Parallel Connection Expansion Battery 2.9kWh IP65

1 x Alpha ESS Battery Extension Accessory Pack

1 x Alpha ESS WiFi dongle for monitoring

10,000 life cycles

10yr battery warranty

The Alpha SMILE B3 is an AC coupled all-in-one battery energy storage system (3kW/2.9kWh) suitable for both new and retrofit installations.

2.9kWh Storage capacity can be further increased up to 17.4kWh, by adding additional up to 5x Alpha ESS expansion battery modules.

AlphaHome features

Fully integrated home energy solution
Visibility on performance of each component
Life-long free upgrade
Open platform for IoT (Internet of Things)
Pioneering human–machine interaction powered by Amazon


It can help to achieve the optimal usage of renewable energy and can control the bi-directional flow of electric power, work under auto/manual & time-of-use (TOU) modes and charge/discharge the battery as per homeowners setting.

Market leading quality, without the corresponding price tag, the Alpha SMILE B3 offers cloud monitoring, modular format for expansion at a later date, 96% DoD, superb performance and long life-span.

This storage unit comes supplied with 2 x CTs for monitoring Production and Consumption.

PLEASE NOTE: As per Alpha ESS Warranty document “It is required that all systems to have internet connection for monitoring. For those systems that are not connected to the internet the warranty is then reduced to 3 years. “ In order to connect the storage system to Alpha ESS monitoring portal, an installer ‘License Number’ is required.