SolarEdge Home Backup Interface - Three Phase (12 years warranty included)

SolarEdge Technologies continues to lead the charge in smart energy with advanced solutions that optimise solar performance, reduce costs, and accelerate the adoption of clean energy. By integrating intelligent inverters, power optimisers, and comprehensive monitoring systems, SolarEdge empowers users to achieve maximum efficiency and energy independence across residential and commercial applications.

BI-NEUNU-3P-01- SolarEdge Home Backup Interface - Three Phase (12 years warranty included)

The SolarEdge BI-NEUNU-3P-01 Home Backup Interface is an advanced three-phase backup solution designed to work seamlessly with compatible SolarEdge Home Hub Inverters and battery storage systems. In the event of a grid outage, the Backup Interface automatically disconnects the property from the utility grid and enables backup operation, helping maintain power to essential loads and supporting greater energy independence.

Designed as part of the SolarEdge Home ecosystem, the BI-NEUNU-3P-01 allows homeowners to combine solar generation, battery storage and backup power into a single intelligent energy platform. The system supports flexible backup configurations, enabling either whole-home backup or selected critical loads depending on the installation design.

The interface features an integrated import/export energy meter with 1.25% accuracy, built-in communication via RS485 and SolarEdge Home Network, and support for grid topologies including TT, TN-S and TN-C-S. With a 100A current rating, it is suitable for a wide range of residential and light commercial three-phase installations.

Built for long-term reliability, the unit features an IP65-rated enclosure suitable for indoor and outdoor installations, operating temperatures from-40°C to +50°C, and seamless integration with the SolarEdge monitoring platform. Backed by a 12-year manufacturer warranty, it provides dependable backup functionality and energy management for modern smart homes.

Key Features:

• Automatic Backup Power: Automatically disconnects from the grid and provides backup power to home loads in the event of a grid interruption.
• Flexible Backup Configuration: Allows homeowners to choose between whole-home backup or selected essential loads, depending on installation requirements.
• Seamless SolarEdge Integration: Integrates with compatible SolarEdge Home Hub Inverters to manage and monitor solar PV generation and energy storage.
• Scalable Backup Solution: Supports higher power and increased capacity to accommodate a range of residential energy requirements.
• Three-Phase Compatibility: Designed for three-phase installations, supporting a wide range of European grid configurations.
• Fast Grid Switchover: Provides automatic transition from on-grid to off-grid operation in less than 3 seconds.
• Integrated Energy Meter: Features a built-in import/export energy meter with 1.25% measurement accuracy.

Product Specifications: 

• Product Model: BI-NEUNU-3P-01 (BI-EU3P).
• Product Type: SolarEdge Home Backup Interface – Three Phase.
• Maximum AC Current Output: 3 x 100A
• Grid Switchover Time: Less than 3 seconds.
• Supported Inverters: SolarEdge Home Hub Inverter (Single Phase and Three Phase), SolarEdge Nexis Inverter (Single Phase and Three Phase).
• Dimensions (H x W x D): 390 x 238 x 147mm.
• Weight: Less than 5kg.
• Protection Rating: IP65.
• Operating Temperature: -40°C to +50°C.