solar-inverter
ES G2 Energy Storage Inverter
The GoodWe ES G2 series (3-6kW, single-phase, 2 MPPTs) is a hybrid inverter designed for residential energy storage, supporting lithium-ion and lead-acid batteries, with features like UPS-level switching (<10ms), parallel connection, and smart control. It emphasizes system flexibility, safety, and quick installation, compatible with various monitoring and communication options (manufacturer sources).
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Pros and cons
Pros
Strengths called out by generated product content.
- Solid build quality with positive user feedback on installation and reliability
- Supports quick-connect Plug & Play on both AC and DC terminals, reducing installation time
- Offers local monitoring options and some models have Modbus interface for integration
- Some users have successfully integrated with home automation systems like Home Assistant
Cons
Tradeoffs and constraints to review before choosing.
- Mixed opinions on long-term durability, with some users describing them as unreliable
- WiFi connectivity can be problematic, requiring specific reset procedures and MAC address reservation
- Security concerns due to accessible admin interface and potential vulnerabilities
- Limited warranty coverage and technical support perceived as inadequate by some users
- Compatibility issues with certain batteries and BMS systems due to different CAN schemes
- Some users report inverter showing phase order faults or other operational faults
Notes
Context that does not fit neatly as a pro or con.
- Some users note the inverter consumes constant power (100-200W) even when not producing energy
- Installation is described as straightforward due to plug-and-play features
- Price point is low compared to other brands, which some users interpret as a trade-off for quality
Electrical Specifications
Power Ratings
- Max Input Power
- 6,000 W
Performance
- Efficiency
- 98 %
- Operating Temperature Range
- not explicitly specified
Electrical Output
- Operation Phase
- single-phase
- AC Connection
- not specified
Physical Characteristics
Connectivity
- Communication Interfaces
- Ethernet, RS485, WiFi3
Features
- Features
- compact design, compatibility with lithium-ion & lead-acid batteries, for parallel connection, optional AFCI on DC side, plug-and-play, remote shutdown, smart home integration with multi-protocol communications, smart load control with dry contacts, strong backup power supply4
Protection Features
Environmental
- Cooling Concept
- not specified
General
- Topology
- not specified