Monitor solar energy production & send alerts with Gmail, Google Sheets, and Slack

by WeblineIndia ✓ · 1,014 views · created 2025-08-07 · Engineering, Multimodal AI

What this workflow does

This workflow has 7 nodes and runs on a schedule (every 2 hours). Along the way it connects Gmail, Google Sheets and Slack.

How it runs

Trigger: On a schedule (every 2 hours).

1. Fetch Solar Production Data (HTTP Request): calls an HTTP API
2. Filter Low Production Entries (Code): runs custom JavaScript code
3. Check for Low Production (If): checks a condition and branches into true / false
4. Send Email Alert (Low Production) (Gmail): uses Gmail
5. Log Valid Production Data (Google Sheets): append or update
6. Post Summary to Slack (Slack): uses Slack

Services it uses

GmailGoogle SheetsSlack

Before you upgrade to n8n 3.0

Nodes used (7)

• Schedule Triggern8n-nodes-base.scheduleTrigger
• HTTP Requestn8n-nodes-base.httpRequest
• Coden8n-nodes-base.code
• Ifn8n-nodes-base.if
• Gmailn8n-nodes-base.gmail
• Google Sheetsn8n-nodes-base.googleSheets
• Slackn8n-nodes-base.slack

From the author

Solar Energy Production Monitoring Alert Workflow This workflow automatically monitors solar energy production every 2 hours by fetching data from the Energidataservice API. If the energy output falls below a predefined threshold, it instantly notifies users…

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