GoodWe ESA 9.99kW Single-Phase All-In-One Hybrid Inverter + 24.96kWh High-Voltage Battery Storage Kit

Upgrade your home with the next generation of energy independence: the GoodWe ESA 9.99kW All-In-One Hybrid System. Combining an advanced 9.99kW single-phase hybrid inverter featuring 4 MPPTs with 24.96kWh total (24kWh usable) high-voltage battery storage, this all-in-one package provides maximum solar yield, seamless grid-forming backup power, and full blackout protection.

This comprehensive kit comes complete with an integrated changeover switch, built-in smart meter, mounting base, and a dedicated safety bollard for reliable protection.

Key Features & System Highlights

• 9.99kW Output & 200% DC Oversizing: Continuous 9,999W AC output with support for up to 200% PV oversizing (up to 20,000 Wp input capacity).

• 4 MPPT Trackers: 4 independent MPPT trackers (1 string per MPPT) offer maximum system flexibility across complex roofs and multiple panel orientations.

• 24kWh Usable Battery Storage: Includes 3x 8.32kWh GoodWe high-voltage battery modules (GW8.3-BAT-D-G20) providing a total of 24.96kWh nominal / 24kWh usable storage.

• Grid-Forming & Uninterrupted Backup: Features grid-forming technology and a built-in automatic changeover switch for fast backup power switchover during blackout events.

• All-In-One Integrated Design: Pre-wired modular enclosure with included battery base for cleaner, faster, and safer installation.

• Complete Smart Monitoring: Includes built-in Wi-Fi and integrated energy meter for real-time monitoring via the GoodWe SEMS portal and app.

• Physical Asset Protection: Includes a surface-mounted steel safety bollard with fixing kit for collision protection in garage or outdoor setups.

Technical Specifications

1. All-In-One Hybrid Inverter: GoodWe GW9.999K-EHA-G20

• Nominal AC Output Power: 9,999 W

• Max. Recommended PV Input Power: Up to 20,000 Wp (200% DC Oversizing)

• No. of MPPTs / Strings: 4 MPPTs / 1 String per MPPT

• Grid Connection Type: Single-Phase

• Backup & Grid Control: Integrated Grid-Forming + Automatic Changeover Switch

• Integrated Hardware: Built-in Smart Meter + Battery Base Mounting Bracket

• Communication: Wi-Fi Module Included (GoodWe SEMS Portal)

2. Battery Storage System: GoodWe High Voltage Module (GW8.3-BAT-D-G20)

• Battery Module Model: 3x GoodWe High Voltage Battery Modules (GW8.3-BAT-D-G20)

• Nominal Energy Capacity: 24.96 kWh (8.32 kWh per module)

• Usable Energy Capacity: 24.0 kWh (8.0 kWh usable per module)

• Battery Chemistry: Lithium Iron Phosphate (LiFePO4​)

• Compatibility: Native integration with GoodWe ESA Series All-In-One Inverters

Package Includes:

• 1x GoodWe ESA 9.99kW Single-Phase All-In-One Hybrid Inverter w/ Built-in Meter, Wi-Fi & Changeover Switch (GW-GW9.999K-EHA-G20)

• 3x GoodWe High Voltage Battery Modules 8.32kWh / 8kWh Usable (GW-GW8.3-BAT-D-G20)

• 1x Surface-Mounted Safety Bollard with Fixing Kit (870mm x 77mm, Base 120mm)