The Alpha Smile 5 5.7kWh Expansion Battery offers a 96% depth of discharge (DoD) with parallel connection so that users can take advantage of Economy 7 or Octopus Go charging.

#1: ALPH-SMILE5-BAT-IP65
#4: AL-320505

Please view our battery storage information page for sizing and selecting the right battery storage system for you.

Alpha Smile 5.7kWh Manual

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

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

This battery comes with 10 Year Warranty.

PLEASE NOTE: As per Alpha ESS Warranty document “It is required that all systems have internet connection for monitoring. Those systems that are not connected to the internet the warranty is then reduced to 3 years. “

Please note we are waiting for the following from the manufacturer:

UN38.3 Test Certificate EC Declaration Material Safety Datasheet

Alpha Smile 5 5.7kWh Parallel Connection Expansion Battery IP65 96% D.O.D charge from Economy 7 or Octopus Go