Is INA219 DC Voltage & Current Sensor Compatible with Home Assistant (ESPHome)?
Hardware Safety & Verification Specs
Electrical parameters & logic voltage safety limits before powering ICs
## Compatibility Overview
High-precision DC power monitoring sensor for solar panels battery banks and 12V automotive circuit telemetry.
Interactive Pinout & Wiring Diagram
Hover over any pin to view voltage limits and pull-up specifications
## Technical Specification Matrix
| Feature / Attribute | Specification / Status |
|---|---|
| Hardware Protocol | I2C Bus / 3.3V |
| Bridge Required | NO |
| Border Router Needed | None |
| Exposed Entities | Bus Voltage (V) Shunt Voltage (mV) Current (mA) Power (W) |
| Pairing Complexity | Intermediate |
| Factory Reset Instruction | Hold BOOT button for 2s. |
## Step-by-Step Pairing Guide
Factory Reset Device
Hold BOOT button for 2s.
Initialize Pairing Mode on Home Assistant (ESPHome)
Open Home Assistant (ESPHome) administration console, navigate to Integrations / Add Device, and start pairing scanner.
Confirm Entity Binding & State Verification
Verify that primary entities (Bus Voltage (V), Shunt Voltage (mV), Current (mA), Power (W)) report live state changes inside Home Assistant (ESPHome).
Production Code Generator & Preset Toolkit
Pre-configured pinouts & drivers for INA219 DC Voltage & Current Sensor
Report a Pinout Error or Submit Tested Code Snippets
Found a pin mapping quirk or built a custom ESPHome YAML driver for INA219 DC Voltage & Current Sensor? Help us keep this matrix 100% accurate.