The TIGO EI BMS is the battery management system for the TIGO Energy Intellegence battery solution.

Tigo EI Residential Solution
The Tigo residential solar-plus-storage solution features hybrid inverter, modular battery
packs, flexible MLPE and everything else you need for fast, flexible and dependable PV
installations.
The entire EI Residential system is brought together by Energy Intelligence, the most
powerful software solution for commissioning, monitoring and fleet management, available
to PV professionals and homeowners.