TankMaster + Home Assistant Integration
Why Connect TankMaster to Home Assistant?
With the TankMaster Home Assistant integration, you can:
📊 View fresh, gray, and black water levels in your dashboard
🧠 See individual probe status and overall tank %
⚠️ Receive condition-based notifications (e.g., low fresh, high waste)
📡 Enable remote monitoring when your RV is online
🤖 Use tank data in automations and scenes
Before You Begin
🏕 TankMaster Device — Installed and reachable on your local network
📶 Wi-Fi Network — For Home Assistant communication
🏠 Home Assistant Instance — Up and running
🛠 TankMaster REST API Enabled — Default behavior
Install & Connect TankMaster to Home Assistant
Step 1 — Install the TankMaster Integration
You’ll install the integration using HACS (recommended for easy updates).
Open Home Assistant
Go to HACS → Integrations
Click ⋮ (three dots) → Custom repositories
Add this repository:
https://github.com/woodchuck1234/tankmaster-homeassistant- Set Category to Integration
Search for TankMaster
Click Install
Restart Home Assistant
Don’t have HACS installed? Visit https://hacs.xyz to install it first.
Step 2 — Add Your TankMaster Device
Once the integration is installed:
Go to Settings → Devices & Services
Click Add Integration
Search for TankMaster
When prompted, enter your TankMaster’s IP address
(Example: 192.168.1.25)
Click Submit
Home Assistant will automatically discover and create TankMaster entities
Tip: You can find your TankMaster IP address in your router’s device list or via the TankMaster app.
Step 3 — Confirm Your Entities
After setup, TankMaster will automatically add:
Tank Level % Sensor
Probe Level Sensors (1–4)
Probe Liquid Detection Binary Sensors
Wi-Fi Status
Firmware Version
You can view these under:
Settings → Devices & Services → TankMaster → Entities
Step 4 — Add to Your Dashboard
Now you can place TankMaster data on your dashboard:
Use a Gauge Card for overall tank percentage
Use Badges or Entity Cards for probe sensors and status indicators
Rename entities to match your tanks (Fresh, Gray, Black)
You’re All Set! 🎉
TankMaster is now connected to Home Assistant.
You can monitor tank levels locally, enable remote access (if your Home Assistant supports it), and even create alerts and automations.