GoodWe ET LV Series

The GoodWe ET LV Series is a three-phase hybrid inverter engineered for homes with high energy demands. Designed for 48V battery systems, it combines flexible system design, exceptional power handling, and UPS-grade backup performance—making it ideal for homeowners running large appliances, EV chargers, industrial-grade home workshops, or entire off-grid-ready properties.

The series also offers smart control and monitoring options using multiple communication protocols for enhanced system management.

Key Specifications

Rated Power: 5kW – 20kW
PV Input Capacity: Up to 200% oversizing (Max 40kW on 20kW model)
String Input Current: 20A per MPPT, 26A short-circuit
MPPTs:
- 5–8kW: 2 MPPTs
- 10–12kW: 3 MPPTs
- 15–20kW: 4 MPPTs
Battery Compatibility: 48V LFP / Lead-acid (40–60V range)
Battery Inputs:
- 5–12kW models: 1 input
- 15kW & 20kW: 2 independent inputs
Max Charge/Discharge Current:
- Up to 250A (12kW)
- Up to 416A (20kW: 208A + 208A)
Efficiency:
- Max: 97.8%–97.9%
- Battery-to-AC: 95.5%
- MPPT efficiency: 99.9%

Product Benefits

The GoodWe ET LV allows up to 200% PV oversizing for greater energy yield, even in low sunlight or shading.
Dual independent battery inputs (15kW and 20kW models) enable simultaneous fast charging and discharging, supporting large battery banks with a total continuous current capacity up to 416A for whole-home backup.
Less than 4 milliseconds switchover ensures seamless transition from grid to battery backup.
The Goodwe ET LV supports multiple battery chemistries (LiFePO4 and Lead-acid), including GoodWe’s proprietary 48V batteries, enabling flexible and cost-effective energy storage solutions.
Safety Features include AI-driven Arc Fault Circuit Interrupter (AFCI 3.0) for improved electrical safety, integrated Type II Surge Protection on both DC and AC sides, and anti-islanding protection.
It is fully compatible with external generators, allowing battery charging from generator power to maintain energy availability during prolonged outages.
Handles up to 150% unbalanced output per phase to accommodate uneven residential load demands without faults.
Integrated fan cooling keeps the inverter temperature optimal, ensuring endurance and high efficiency with noise operation below 45 dB.
It is equipped with multiple communication protocols (WiFi, Bluetooth, RS485, CAN) for seamless integration with energy management and monitoring platforms.

With its blend of high performance, robust safety, and intelligent connectivity, the GoodWe ET LV Series presents a compelling and flexible solution for modern residential and light commercial energy storage applications.

GoodWe ET LV Series

Key Specifications

Product Benefits

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