đŸŽ›ī¸ FoxESS KH10 — Front Panel Settings Guide

35 Haversham Ave — Change Min SoC & Work Mode from the inverter LCD

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Control Panel Layout
Hardware
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Up Button
Scroll up / Increase value
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Down Button
Scroll down / Decrease value
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OK Button
Enter / Long press = Save
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Return Button
Go back one level
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Short press OK enters a menu. Long press OK confirms & saves a value. If you short-press on a number setting, it won't save — always long-press to confirm.
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LCD Menu Tree (Relevant Paths)
Reference

Complete tree from KH-series user manual. Highlighted items are the ones you'll use.

Menu ├── Setting │ ├── Work Mode │ │ └── Model Select │ │ ├── Self Use │ │ └── Feed-in First │ ├── Battery │ │ ├── Max chg Cur │ │ ├── Max Dischg Cur │ │ ├── Min Soc │ │ ├── Max Soc │ │ └── OnGrid Min Soc │ ├── On-Grid │ │ ├── Grid-Freq │ │ ├── Grid Para │ │ ├── Export Control │ │ ├── Power Limit │ │ └── Power-Volt │ └── ...
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Task 1: Change System Min SoC to 5%
Recommended
Steps
1

Press any button to wake the LCD

2

Press âŦ‡ / âŦ† to scroll to Setting → Press OK

3

Scroll to Battery → Press OK

4

Scroll to Min Soc → Press OK

Current value will be displayed and editable.
5

Press âŦ‡ to decrease to 5%

Each short press decreases by 1%.
6

Long press OK to confirm & save

Hold the OK button until the value is saved (usually ~1 second).
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Set Min Soc first, then OnGrid Min Soc. The two are linked — setting them in the right order avoids unexpected behaviour.
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Task 2: Change On-Grid Min SoC
Same menu
Steps
1

From the Battery submenu (you should already be here)

2

Scroll to OnGrid Min Soc → Press OK

3

Press âŦ‡ / âŦ† to set desired value (e.g. 5%)

4

Long press OK to confirm & save

5

Press Return repeatedly to exit back to the main display

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Task 3: Change Work Mode from Front Panel
Bypasses scheduler lock
Steps
1

Press any button to wake the LCD

2

Press âŦ‡ / âŦ† to scroll to Setting → Press OK

3

Scroll to Work Mode → Press OK

4

Scroll to Model Select → Press OK

5

Choose Self Use or Feed-in First

Short press âŦ‡/âŦ† to switch between modes.
6

Long press OK to confirm & save

7

Press Return repeatedly to exit

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The front panel directly controls the inverter — it's not subject to the FoxCloud Mode Scheduler lock that blocks SoC changes from the app. If the app won't let you change Min SoC, the front panel will.
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Why Use the Front Panel?
Troubleshooting
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Mode Scheduler blocks SoC changes in the app. When Mode Scheduler is active, FoxCloud refuses to write System Min SOC and Backup Cut-off SOC. The scheduler can also stay logically enabled even when it appears OFF in the app.

The three fallback methods when the app fails:

1. Front Panel — Direct inverter control, always works. Instructions above.

2. FoxCloud Web Portal — foxesscloud.com on desktop browser. Can disable a stuck scheduler when the mobile app can't.

3. Open API — Use /op/v0/device/setting/set endpoint with key MinSoc. Bypasses the app entirely.

Sources

Fox K-Series KH/KA User Manual (PDF) Local copy: ~/projects/solar/Fox-K-Series-KH-KA-User-Manual.pdf FoxESS Open API Documentation