The workflow JSON
Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →
{
"name": "Battery AI \u2013 Safety Monitor",
"nodes": [
{
"parameters": {
"rule": {
"interval": [
{
"field": "cronExpression",
"expression": "*/15 * * * *"
}
]
}
},
"id": "a40a86c6-c921-49ba-98a5-27118b74485c",
"name": "Trigger: alle 15 Minuten",
"type": "n8n-nodes-base.scheduleTrigger",
"position": [
-1104,
112
],
"typeVersion": 1.3
},
{
"parameters": {
"url": "http://192.168.1.8:7070/api/state",
"options": {}
},
"id": "be5a191c-2246-4445-ae56-caf318795b23",
"name": "evcc: SoC lesen",
"type": "n8n-nodes-base.httpRequest",
"position": [
-944,
64
],
"typeVersion": 4.4
},
{
"parameters": {
"url": "http://homeassistant:8123/api/states/input_boolean.ki_batteriesteuerung_aktiv",
"authentication": "genericCredentialType",
"genericAuthType": "httpHeaderAuth",
"options": {}
},
"id": "127552ab-2947-4a63-8616-12aa9e58b6fc",
"name": "HA: KI-Schalter Status",
"type": "n8n-nodes-base.httpRequest",
"position": [
-736,
-32
],
"typeVersion": 4.4,
"credentials": {
"httpHeaderAuth": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"jsCode": "const evccState = $('evcc: SoC lesen').first()?.json ?? {};\nconst haSwitch = $input.first()?.json ?? {};\n\nconst soc = evccState?.battery?.soc ?? 50;\nconst kiActive = haSwitch?.state === 'on';\n\nreturn [{\n json: {\n soc,\n ki_active: kiActive,\n overcharge: soc > 95,\n undercharge: soc < 10,\n needs_action: !kiActive || soc > 95 || soc < 10\n }\n}];"
},
"id": "9079474d-c6ac-4f68-b4c1-b0e2e77665f4",
"name": "Safety-Check auswerten",
"type": "n8n-nodes-base.code",
"position": [
-656,
192
],
"typeVersion": 2
},
{
"parameters": {
"conditions": {
"boolean": [
{
"value1": "={{ $json.needs_action }}",
"value2": true
}
]
},
"options": {}
},
"id": "7ccd09cb-2a18-4102-8f90-2542fd3da126",
"name": "Aktion n\u00f6tig?",
"type": "n8n-nodes-base.if",
"position": [
-448,
192
],
"typeVersion": 2.3
},
{
"parameters": {
"conditions": {
"boolean": [
{
"value1": "={{ $json.overcharge || !$json.ki_active }}",
"value2": true
}
]
},
"options": {}
},
"id": "6a48f317-3b1f-486f-9a25-aa9b6afa6af8",
"name": "Netzladen deaktivieren?",
"type": "n8n-nodes-base.if",
"position": [
-224,
112
],
"typeVersion": 2.3
},
{
"parameters": {
"method": "DELETE",
"url": "http://192.168.1.8:7070/api/batterygridchargelimit",
"options": {}
},
"id": "1449d969-b0e6-4070-a621-805280ef6766",
"name": "evcc: Netzladen deaktivieren",
"type": "n8n-nodes-base.httpRequest",
"position": [
0,
0
],
"typeVersion": 4.4,
"notes": "Greift bei SoC > 95% oder KI deaktiviert"
},
{
"parameters": {
"conditions": {
"boolean": [
{
"value1": "={{ $json.undercharge }}",
"value2": true
}
]
},
"options": {}
},
"id": "1681b555-a84e-4f7c-9f3a-c82fc3b9c166",
"name": "Entladen deaktivieren?",
"type": "n8n-nodes-base.if",
"position": [
-224,
272
],
"typeVersion": 2.3
},
{
"parameters": {
"method": "POST",
"url": "http://192.168.1.8:7070/api/batterydischargecontrol/false",
"options": {}
},
"id": "15961600-a1c3-41e3-9962-8553d161a263",
"name": "evcc: Entladen deaktivieren",
"type": "n8n-nodes-base.httpRequest",
"position": [
0,
272
],
"typeVersion": 4.4,
"notes": "Greift bei SoC < 10%"
}
],
"connections": {
"Trigger: alle 15 Minuten": {
"main": [
[
{
"node": "evcc: SoC lesen",
"type": "main",
"index": 0
}
]
]
},
"evcc: SoC lesen": {
"main": [
[
{
"node": "HA: KI-Schalter Status",
"type": "main",
"index": 0
}
]
]
},
"HA: KI-Schalter Status": {
"main": [
[
{
"node": "Safety-Check auswerten",
"type": "main",
"index": 0
}
]
]
},
"Safety-Check auswerten": {
"main": [
[
{
"node": "Aktion n\u00f6tig?",
"type": "main",
"index": 0
}
]
]
},
"Aktion n\u00f6tig?": {
"main": [
[
{
"node": "Netzladen deaktivieren?",
"type": "main",
"index": 0
},
{
"node": "Entladen deaktivieren?",
"type": "main",
"index": 0
}
]
]
},
"Netzladen deaktivieren?": {
"main": [
[
{
"node": "evcc: Netzladen deaktivieren",
"type": "main",
"index": 0
}
]
]
},
"Entladen deaktivieren?": {
"main": [
[
{
"node": "evcc: Entladen deaktivieren",
"type": "main",
"index": 0
}
]
]
}
},
"active": true,
"settings": {
"executionOrder": "v1",
"binaryMode": "separate",
"timeSavedMode": "fixed",
"callerPolicy": "workflowsFromSameOwner",
"availableInMCP": false
},
"versionId": "c1385009-fe19-44b1-96ff-f247a4ca6188",
"id": "UDpwgwWXT3BtNc1N",
"tags": []
}
Credentials you'll need
Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.
httpHeaderAuth
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About this workflow
Battery AI – Safety Monitor. Uses httpRequest. Scheduled trigger; 9 nodes.
Source: https://github.com/OZON08/EVCC-KI-Automation/blob/434368012e926c0ad8c93b1f2697e70c3f8a61ae/n8n-workflows/safety-monitor.json — original creator credit. Request a take-down →
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