GoodWe 50kW 3-Phase Hybrid High Voltage Inverter

The GoodWe 50kW 3-phase hybrid high voltage inverter is a commercial and industrial energy control platform designed for large-scale solar and battery storage systems where efficiency, scalability, and operational stability are critical. This inverter is engineered for continuous operation in demanding environments such as factories, warehouses, office parks, shopping centres, agricultural facilities, and mixed-use commercial developments.

Unlike residential hybrid inverters, the GoodWe 50kW hybrid inverter is built to manage high power flows across three phases while integrating high-voltage lithium battery systems, large solar PV arrays, grid interaction, and optional generator support. It is not designed to simply convert power, but to actively manage energy usage across complex electrical systems.

The inverter operates with a high-voltage battery architecture, which significantly reduces current flow, improves efficiency, lowers cable losses, and enables large amounts of power to be transferred safely. This makes it especially suitable for commercial energy storage applications such as self-consumption optimisation, peak shaving, time-of-use management, and grid support.

How the GoodWe 50kW Hybrid Inverter Controls Energy Flow

At its core, the GoodWe 50kW hybrid inverter continuously monitors solar PV production, battery state of charge, grid conditions, and real-time load demand across all three phases. Based on configured operating modes, it decides whether energy should be consumed directly from solar, stored in the battery system, discharged from batteries, imported from the grid, or supported by a generator.

This intelligent control allows the system to adapt dynamically throughout the day, ensuring energy is used efficiently while maintaining stable power delivery to critical loads.

Three-Phase Power Delivery of the GoodWe 50kW Inverter

The GoodWe 50kW inverter delivers true three-phase output at 380/400V and is designed to handle high and uneven load distribution common in commercial environments. It maintains voltage stability and phase balance to protect connected equipment such as motors, pumps, compressors, HVAC systems, and refrigeration equipment.

This makes the inverter suitable for installations where load profiles change frequently and consistent power quality is essential.

High Voltage Battery System Design of the GoodWe 50kW Inverter

The inverter is designed exclusively for high-voltage lithium-ion battery systems with a nominal battery voltage of around 500V and an operating range extending from approximately 200V to 800V. This high-voltage design improves overall system efficiency and reduces thermal stress compared to low-voltage battery systems.

Direct communication with compatible battery management systems via CAN ensures controlled charging, discharging, protection coordination, and safe operation in large battery installations.

Solar PV Input and MPPT Operation on the GoodWe 50kW Hybrid Inverter

The GoodWe 50kW hybrid inverter includes multiple integrated MPPT solar charge controllers, allowing direct connection of large high-voltage PV arrays without external MPPT devices. It supports PV input voltages up to 1000V DC and multiple MPPT trackers, enabling flexible string layouts and improved energy harvest across different roof orientations or array sections.

This design makes the inverter suitable for both new solar installations and large system expansions.

Grid Interaction, Export Control, and Peak Shaving

The inverter supports advanced grid-connected operation, including self-consumption, peak shaving, time-of-use optimisation, and grid support modes. Export behaviour can be configured for full export, partial export, or zero-export operation using CT measurement and compatible metering.

Anti-islanding protection and grid monitoring are integrated to ensure safe disconnection during grid outages and compliant reconnection once grid conditions stabilise.

Backup Power and UPS-Level Switching with STS

When paired with the optional Static Transfer Switch (STS) box, the GoodWe 50kW hybrid inverter supports dependable UPS-level switching to backup mode. This enables fast and reliable transition to battery and solar power during grid failure, making it suitable for critical commercial loads where downtime must be minimised.

Without the STS box, the inverter still provides backup functionality, but the STS enables enhanced switching performance for sensitive equipment.

Parallel Operation and System Scalability

The GoodWe 50kW inverter supports parallel operation, allowing multiple units to be connected together to scale system capacity for larger commercial and industrial installations. This makes it suitable for projects that require phased expansion or future capacity growth.

Thermal Performance and Long-Term Reliability

The inverter uses intelligent smart fan cooling to manage internal temperatures under sustained high load. This cooling strategy supports continuous operation in demanding environments while maintaining efficiency and protecting internal components.

High overall system efficiency reduces energy losses and heat generation, contributing to long-term reliability and lower operating costs.

Technical Specifications of the GoodWe 50kW 3-Phase Hybrid Inverter

Electrical Output

• Nominal AC output power: 50 kW
• Maximum apparent power to grid: 55 kVA
• Nominal output voltage: 380 / 400 V (3L / N / PE)
• Output frequency: 50 / 60 Hz
• Maximum AC output current: 75.8 A

Battery System

• Battery type: Lithium-ion (high voltage)
• Nominal battery voltage: 500 V
• Battery voltage range: 200 – 800 V
• Maximum continuous charge current: 100 A
• Maximum continuous discharge current: 100 A
• BMS communication: CAN

Solar PV Input

• Maximum PV input power: 75,000 W
• Maximum PV voltage: 1000 V DC
• MPPT voltage range: 165 – 850 V DC
• Number of MPPT trackers: 4
• Strings per MPPT: 2

Efficiency

• Maximum inverter efficiency: 98.1%
• European efficiency: 97.5%
• Maximum battery to AC efficiency: 97.7%
• MPPT efficiency: 99.0%

Physical and Environmental

• Installation type: Wall-mounted
• Cooling: Smart fan cooling
• Protection rating: IP66
• Operating temperature range: -35°C to +60°C
• Maximum operating altitude: 4000 m
• Weight: 65 kg
• Dimensions: 520 × 660 × 260 mm

Warranty

Manufacturer warranty: 5 years