Check the listing for details. Master/Slave GMZ Kit. Condition: New. Listed at 94.93 USD. GMZ master/slave kit ✅ Components included ATN814 card – for managing communication between units ATN105 card – for control and interface between devices ⚙️ Main features Coordination between batteries: allows synchronization between multiple Z.Store systems, with intelligent load management. Expandability: allows the modular addition of further storage units without complex structural changes. Centralized control: Simplify system analysis and monitoring through a single point of access. Energy optimization: improves power distribution and general system efficiency. ? The GMZ Master/Slave Kit is essential for installers and professionals who wish to create modular, efficient storage systems ready for the energy challenges of today and tomorrow. Prestalia e-commerce solutions.