If you’re looking for a powerful, future-ready energy storage solution for your home or business, the GoodWe ESA 3-Phase Model delivers an all-in-one system that combines performance, flexibility, and reliability.

This advanced system integrates a hybrid inverter and battery storage into a single modular unit, helping you reduce electricity costs while ensuring a more reliable and efficient solar energy setup.

Here’s everything you need to know about the GoodWe ESA 3-Phase Model:

What Is the GoodWe ESA 3-Phase Model?

The GoodWe ESA is a high-performance energy storage system (ESS) designed for both residential and small commercial use. It offers:

• Power range from 5kW to 30kW
• Storage capacity from 5kWh up to 108kWh
• Maximum efficiency of 98.2%

By combining an inverter and battery with intelligent energy management, it provides a complete and streamlined energy solution in one unit.

 

Designed for Homes and Businesses

The three-phase model is ideal for:

• Large homes with high energy demands
• Small businesses requiring reliable power

For residential use, it can easily support:

• Ducted air conditioning systems
• Pool pumps
• Other energy-intensive appliances

For businesses, it’s perfectly suited for:

• Refrigeration systems
• Lighting
• HVAC systems
• Computers and POS systems

 

Key Features and Specifications

The GoodWe ESA system is packed with advanced features, including:

• Battery module options of 5kWh and 8kWh (with 6kWh and 9kWh coming soon)
• Expandable system with up to 12 connected modules
• Maximum storage capacity of 108kWh
• Up to 200% DC oversizing and AC backup overload
• Dual-port design for whole-home or business backup
• Flexible battery mixing (new and existing batteries)
• 1C charge/discharge for full charge in one hour
• Six-layer protection for enhanced safety and reliability
• IP65 rating for dust and water resistance
• Connectivity via WiFi, Ethernet, or RS485
• LiFePO4 battery technology for improved safety

 

Benefits of the GoodWe ESA

This system stands out thanks to its practical and performance-driven advantages:

• Fast installation with a prewired, all-in-one design
• Modular system that reduces complexity and setup time
• AI-driven tariff optimisation for smarter energy usage
• Monitoring via the SEMS portal
• Ultra-fast backup switching in under 4 milliseconds
• Quiet operation at just 30dB
• Reliable performance in extreme temperatures (-20°C to 50°C)
• Shorter payback period due to high power output
• Sleek, modern design with no exposed wiring

 

Scalable to Grow With You

One of the biggest advantages of the GoodWe ESA is its scalability.

As your energy needs increase, whether through home upgrades or business expansion, the system can grow with you. Simply add more battery modules to increase storage capacity.

You can also prioritise essential appliances to ensure critical systems remain powered during outages.

 

Warranty and Reliability

The GoodWe ESA is built for long-term performance and peace of mind. It includes:

• 10-year product warranty on the inverter
• 10-year battery performance warranty

Extended warranty options may also be available, depending on your installation.

 

Is the GoodWe ESA Right for You?

This system is an excellent choice if you:

• Have high energy demands at home or in your business
• Want a reliable backup power solution
• Value efficiency, performance, and modern design

It’s particularly well-suited for users who want the benefits of both an inverter and battery in a single, streamlined unit.

 

Check Your Eligibility for Solar Rebates

If you’re concerned about upfront costs, there’s good news.

NSW households and businesses may be eligible for solar rebates that can significantly reduce installation costs. These incentives make it easier to invest in a premium energy system while lowering your ongoing electricity bills.

 

The Bottom Line

The GoodWe ESA 3-Phase Model offers a powerful, flexible, and future-proof energy solution.

With its all-in-one design, scalable capacity, intelligent energy management, and strong warranty support, it’s an ideal choice for anyone looking to maximise the value of their solar investment while ensuring reliable power for years to come.

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Efficient Energy Group can help guide you through your options and ensure you choose a system that’s built to last.