A modular BMS to keep your lithium batteries in perfect condition, increasing the lifespan of the battery pack. Easily connect your phone with the BMS to see relevant information about the energy consumed, energy stored, in- and outgoing current, cell voltages and temperatures.
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123\SmartRelay
Switch all your high currents or signals with this easy to use, dual relay. The extremely power efficient design ensures very long operation times even on very small battery capacities. Switch high powers with extremely little!

123\SmartBMS Extended Module
Extension module for 123SmartBMS. Adds many functions like 4 configurable relays, dual CAN bus, multiple CAN chargers support and isolation detection. A real “Swiss knife” to make any project possible.