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Fault simulation: CP fault “E”
This bus interface allows you to integrate and control all Zigbee®-compatible Niko Home Control products for traditional wiring in a bus wiring installation
and good security
EcoFlow app
When the Energy Display does not detect any movement for a while
Huawei SA4H-A02 SmartAssistant Walter Werke Fault simulation: CP fault “E”Huawei SmartAssistant SA4H A02 02314JES 005 (successor to EMMA A02). Please note, RS485 is almost always required; check compatibility with your inverter. This is the successor to the EMMA A02 module. Both technically and functionally, the SA4H A02 remains unchanged from the previous EMMA system (mid 2026). The Huawei SA4H A02 is a Residential Smart Energy Management Assistant, offering an advanced solution for measuring, monitoring, and optimizing
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