Description

The GoodWe ESA Series (5-30kW) is a three phase all in one energy storage system rated 5 to 30kW with 5 to 108kWh capacity for homes and small businesses.

Key Features

• 4S System: Residential Integrated System
• More Features to Explore: Starting at the source. Custom Low-noise fan
• Power in Silence. Life in Balance.: Starting at the source. Custom Low-noise fan
• Smarter AI. Knows You Better.: Your 24/7 Smart Energy Expert.
• Power You Can Trust: Cell-level Protection
• Built for Fire Safety: Safety is engineered into the system from the battery cell to the internal protection design. With multiple fire-safety mechanisms working together, it helps reduce risks and keeps energy storage safe and reliable.
• Built with Installers in Mind: Designed for fast installation. Battery modules stack easily with a plug-and-play structure. Quick-connect terminals on the grid and backup sides eliminate complex wiring, while the clip-on CT requires no cable cutting. With no external STS needed, installation is simpler and faster—completed in about 10 minutes.
• More Options. More Flexibility.: Easily expand or upgrade your system. Mix batteries of different capacities, old or new.

Technical Specifications

GW5K-ETA-G20

Battery Voltage Range (V)	700 ~ 950
Max. Continuous Charging / Discharging Current (A)	6.7 / 7.4
Max. Input Current per MPPT (A)	21 / 21 / 21
Max. Apparent Power to Grid (kVA)	5
Back-up Nominal Apparent Power (kVA)	5

GW6K-ETA-G20

Battery Voltage Range (V)	700 ~ 950
Max. Continuous Charging / Discharging Current (A)	8.1 / 8.9
Max. Input Current per MPPT (A)	21 / 21 / 21
Max. Apparent Power to Grid (kVA)	6
Back-up Nominal Apparent Power (kVA)	6

GW8K-ETA-G20

Battery Voltage Range (V)	700 ~ 950
Max. Continuous Charging / Discharging Current (A)	10.7 / 11.8
Max. Input Current per MPPT (A)	21 / 21 / 21
Max. Apparent Power to Grid (kVA)	8
Back-up Nominal Apparent Power (kVA)	8

GW9.999K-ETA-G20

Battery Voltage Range (V)	700 ~ 950
Max. Continuous Charging / Discharging Current (A)	13.4 / 14.7
Max. Input Current per MPPT (A)	21 / 21 / 21 / 21
Max. Apparent Power to Grid (kVA)	9.999
Back-up Nominal Apparent Power (kVA)	10

GW10K-ETA-G20

Battery Voltage Range (V)	700 ~ 950
Max. Continuous Charging / Discharging Current (A)	13.4 / 14.7
Max. Input Current per MPPT (A)	21 / 21 / 21 / 21
Max. Apparent Power to Grid (kVA)	10
Back-up Nominal Apparent Power (kVA)	10

GW12K-ETA-G20

Battery Voltage Range (V)	700 ~ 950
Max. Continuous Charging / Discharging Current (A)	16.1 / 17.7
Max. Input Current per MPPT (A)	21 / 21 / 21 / 21
Max. Apparent Power to Grid (kVA)	12
Back-up Nominal Apparent Power (kVA)	12

GW15K-ETA-G20

Battery Voltage Range (V)	700 ~ 950
Max. Continuous Charging / Discharging Current (A)	20.1 / 22.1
Max. Input Current per MPPT (A)	21 / 21 / 21 / 21
Max. Apparent Power to Grid (kVA)	15
Back-up Nominal Apparent Power (kVA)	15

GW20K-ETA-G20

Battery Voltage Range (V)	700 ~ 950
Max. Continuous Charging / Discharging Current (A)	26.7 / 29.4
Max. Input Current per MPPT (A)	21 / 21 / 21 / 21
Max. Apparent Power to Grid (kVA)	20
Back-up Nominal Apparent Power (kVA)	20

GW25K-ETA-G20

Battery Voltage Range (V)	700 ~ 950
Max. Continuous Charging / Discharging Current (A)	33.3 / 36.7
Max. Input Current per MPPT (A)	21 / 21 / 42 / 42
Max. Apparent Power to Grid (kVA)	25
Back-up Nominal Apparent Power (kVA)	25

GW29.999K-ETA-G20

Battery Voltage Range (V)	700 ~ 950
Max. Continuous Charging / Discharging Current (A)	40.0 / 44.1
Max. Input Current per MPPT (A)	21 / 21 / 42 / 42
Max. Apparent Power to Grid (kVA)	29.999
Back-up Nominal Apparent Power (kVA)	30

GW30K-ETA-G20

Battery Voltage Range (V)	700 ~ 950
Max. Continuous Charging / Discharging Current (A)	40.0 / 44.1
Max. Input Current per MPPT (A)	21 / 21 / 42 / 42
Max. Apparent Power to Grid (kVA)	30
Back-up Nominal Apparent Power (kVA)	30