The Huawei Backup Box-B1 3Ph allows Huawei inverters to switch to backup mode in the event of a power failure. Crucial for installations with LUNA2000 batteries and hybrid systems.
Details:
For 3-phase inverters (SUN2000 series)
Switches automatically in case of mains failure
IP65: protection against dust and moisture
Plug and play installation
Mandatory accessory for emergency power. Order inexpensively from your solar panel and battery storage wholesaler.