Parallel Connection Expansion Battery 2.9kWh IP21 M4856-P for SMILE-B3, SMILE5

SKU: ALPH-M4856-P Categories: , ,
Alpha ESS Expansion Solar Battery M4856-P: 

Customizable. Affordable. Simple

Market leading quality, without the corresponding price tag, the Alpha SMILE storage systems offer cloud monitoring, modular format for expansion at a later date, 96% DoD, superb performance and long lifespan.



  • Market-leading quality
  • Modular format


  • 96% DoD
  • Superb performance
  • Long lifespan


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. Please contact Segen or Alpha ESS for details on how to obtain Alpha ‘License Number’.    

This unit is rated IP21 and is for indoor installation only

Alpha ESS Battery Extension Accessory Pack (ALPH-BAT-EXT) is always required when adding extra AlphaESS battery modules. One per system.