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Name: ESA Series
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ESA Series

All-in-One Energy Solution

Three Phase I 5-30kW/5-108kWh

The GoodWe ESA Series is an all-in-one energy storage system that integrates inverter, battery, and energy management—delivering efficient, flexible, and reliable power for homes and small businesses.

4S System

Silent · Smart · Secure · Simple

More Features to Explore

  • esa_series_features_ul_ico1.png

    -20℃ to＋55℃ Reliable Operation

  • esa_series_features_ul_ico2.png

    AFCI 3.0

  • esa_series_features_ul_ico3.png

    <4ms Backup Switching

esa_series_power_bg.jpg esa_series_power_bg2.jpg

Power in Silence. Life in Balance.

  • esa_series_power_content_icon3.png

    1st Layer:

    Starting at the source.
    Custom Low-noise fan

  • esa_series_power_content_icon1.png

    2nd Layer:

    Smart temperature control.
    Real-time adaptation

  • esa_series_power_content_icon2.png

    3rd Layer:

    Silence in your hands.
    Industry’s first ultra silent mode

*5~8kW I Operating noise as low as 30dB at 25°C ambient.（WHO guidelines: indoor noise levels ≤30 dB(A) at night support undisturbed sleep.）

Smarter AI. Knows You Better.

Up to 30% reduction in electricity bills
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Your 24/7 Smart Energy Expert.

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AI predicts tomorrow's solar output and your home's power needs using weather and electricity price data — so your system knows in advance when to store, use, or sell energy.

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Based on the forecast, AI automatically schedules charging, discharging, and home usage at the best times — everything is clearly shown in one simple dashboard.

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By combining accurate forecasting and smart scheduling, AI Mode helps you avoid peak prices and maximize solar usage — saving up to 30% on your bills compared with traditional TOU mode.

GoodWe AI Agent
Energy Forecast
Smart Schedule
AI Mode Cost Saving

Power You Can Trust

6-layer Protection
  • esa_series_proection_ico1.png

    Cell-level Protection

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    Electrical Protection

  • esa_series_proection_ico3.png

    Structural Protection

  • esa_series_proection_ico4.png

    Monitoring-level Protection

  • esa_series_proection_ico5.png

    System-level Protection

  • esa_series_proection_ico6.png

    Emergency 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.

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  • Top-brand LiFePO4 battery cell

  • Pressure relieve valve

  • Thermal-electric separation

  • Aerosol-based fire extinguishing


Built with Installers in Mind

10 mins. Plug. Power. Go.

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.

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1-click commissioning

1 APP controls all

More Options. More Flexibility.

Easily expand or upgrade your system. Mix batteries of different capacities, old or new.

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    esa_series_adapts_bg_m.jpg

    Adapts to Harsh Environments

    From blowing sand to freezing snow, the system is built to keep powering your home. With IP66 protection against dust and water, and reliable operation down to -20°C*, it delivers dependable energy even in the toughest conditions.


    IP66 Protection

    -20°C Reliable Operation


    *-20°C operation available only with optional heating module.

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    esa_series_faster_bg1_m-503.jpg

    Faster Response , Lower Cost

    Up to 1C Cell

    With 1C battery technology, you get the same power output with fewer batteries — reducing upfront costs and system size. Fast charge and discharge ensure quick response to sudden power demands, keeping your home powered smoothly and reliably.


    Reduced Initial Investment
    Shortened Payback Period
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    esa_series_faster_bg2_m.jpg

    More Solar, More Power

    Capture more solar.
    Charge and power simultaneously.
    Maximize energy all day.

    With 200% PV oversizing support, a 10 kW inverter can connect up to 20 kW of solar panels — giving you double the solar input without upgrading your system, while enabling simultaneous battery charging and home power supply.

  • ESA-06.webp
    esa_series_faster_bg3_m.jpg

    Your Home, Always On

    Power on. Life uninterrupted. Peace of mind.

    Up to 80A Bypass Current
    Whole-home Backup

    The GoodWe ESA series features an internal 80A bypass, supporting whole-home backup to keep your entire house powered during outages.

OVERVIEW

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Model

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

Model

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

Model

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

Model

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

Model

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

Model

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

Model

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

Model

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

Model

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

Model

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

Model

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

Datasheet

User Manual

Battery List

More Files

Inverters and IoT compatibilities

Related Links

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