Huawei Backup Box 1-phase

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The Huawei backup box is an essential component of a residential solar panels system that supplies backup power to homes during a grid failure. This allows homeowners to seamlessly operate off-grid loads during a power outage. The Huawei backup box boasts a simple and automatic grid failure detection system. It also consists of a switch over function operational in less than 3 seconds.


The Huawei backup box is suitable for residential rooftop PV systems. It can be mounted on concrete walls using the expansion bolts provided. The backup box supports TN-S, TN-C-S and TT grid systems.

Key Features:

  • Simple and automatic grid failure detection.
  • Provides reliable backup power.
  • Lightweight box amounting to only 11kg.
  • Fast switch over time in <3 s.
  • Supplies essential backup power to off-grid loads.
  • Offers an IP 65 degree of protection.
  • AC output (on grid) 220 V/ 230 V.
  • AC output (backup) 220 V/230 V.
  • Consists of a maximum apparent output power of 5,000 VA in backup mode.
  • Compatible with a range of inverters including SUN2000-2/3/3.68/4/4.6/5/6KTL-L1.


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