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SKU:ACS712-30A
ACS712 30A Current Sensor Module — Hall Effect AC/DC
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Rs.225.00
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Rs.225.00
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ACS712 30A Current Sensor Module — Hall Effect AC/DC
The ACS712 30A variant is designed for high-current measurement applications, capable of measuring both AC and DC currents up to ±30A. It provides galvanic isolation between the high-current path and your microcontroller, making it ideal for monitoring motor currents, solar inverters, battery banks, and industrial loads safely with Arduino or ESP32.
Technical Specifications
| Parameter | Value |
|---|---|
| IC | Allegro ACS712ELCTR-30A |
| Supply Voltage | 5V DC |
| Measurement Range | ±30A (AC or DC) |
| Sensitivity | 66 mV/A |
| Output at 0A | ~2.5V (Vcc/2) |
| Output Type | Analog voltage |
| Bandwidth | 80 kHz |
| Isolation Voltage | 2.1 kVRMS |
| Operating Temperature | -40°C to +85°C |
Pinout
| Pin | Name | Description |
|---|---|---|
| VCC | Power | 5V Supply |
| GND | Ground | Ground |
| OUT | Analog Output | Voltage proportional to current (2.5V = 0A) |
Key Features
- High-current measurement: ±30A AC or DC
- Galvanic isolation — safe for high-power circuit monitoring
- Analog output: 66 mV/A sensitivity, centered at 2.5V
- 80 kHz bandwidth for power quality analysis
- Compatible with Arduino, ESP32, STM32, PIC ADC inputs
Current Calculation
Current (A) = (Vout − 2.5) ÷ 0.066
Applications
- Solar panel and inverter current monitoring
- Battery bank charge/discharge measurement
- High-power motor current sensing
- Industrial energy metering
- EV charging station monitoring