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Huawei Backup Box-B1 backup power module for three-phase SUN2000-M1 inverters, providing reliable backup power with automatic detection and switchover in under 3 seconds.
The Huawei Backup Box-B1 is a backup power module for three-phase SUN2000-3/4/5/6/8/10KTL-M1 inverters. On grid failure it delivers reliable backup power with automatic detection and switchover in under 3 seconds, up to 3300 VA, with IP65 protection.
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