Tigo MMU Hardware Guide (Legacy) November 28, 2023 16:27 Updated This article explains the various external hardware of the Tigo MMU (maximizer management unit) Legacy Data Logger. Related articles Tigo TS4 Key Hardware Guide Cloud Connect Advanced (CCA) - LED status information Tigo Cloud Connect Hardware Guide Tigo Integrated MLPE optimizers and Junction Box hardware information and pictures How-To: Setup and Monitor Modbus Connected Devices (Inverters, Meters & Sensors)