Description
The ZMPT101B AC Voltage Sensor Module is the perfect solution for measuring AC mains voltage accurately in your electronics and IoT projects. If you are building a smart energy meter or an AC line monitor, this active single-phase voltage transformer provides highly reliable data. Whether you are using a standard ZMPT101B Arduino setup or integrating it with a ZMPT101B ESP32 system, it ensures precise analog readings. Best of all, we offer the most competitive ZMPT101B Price in BD for all makers, students, and engineers! এটি যেকোনো AC ভোল্টেজ পরিমাপের জন্য অত্যন্ত নিরাপদ এবং কার্যকরী।
🔥 Features & Benefits
- High Precision: Built-in ZMPT101B micro voltage transformer for accurate AC measurement.
- Galvanic Isolation: Optically isolated output ensures absolute safety for your sensitive microcontrollers.
- Adjustable Output: Features an onboard multi-turn potentiometer for easy calibration.
- Easy Integration: 0-5V analog output is compatible with most standard ADCs.
- Beginner Friendly: সহজেই Arduino, ESP32, এবং অন্যান্য মাইক্রোকন্ট্রোলারের সাথে ব্যবহার করা যায়।
📊 Specification Table
| Module Model | ZMPT101B |
| Max Measurable Voltage | 250V AC |
| Output Signal | Analog (0-5V) |
| Rated Input/Output Current | 2mA / 2mA |
| Phase Difference | < 20 minutes |
| Operating Temperature | -40°C to +70°C |
📦 Additional Information
- Weight: Approx. 20g
- Dimensions: 50mm x 19mm x 15mm
- Package Includes: 1x ZMPT101B AC Voltage Sensor Module
🎯 Applications
- DIY Smart Energy Meters and power monitoring devices.
- Home automation and IoT appliances.
- Motor overvoltage and under-voltage protection circuits.
- General single phase voltage sensor projects.



✅ Why Buy From Us?
Ready to upgrade your IoT project? Get the highest quality Single Phase Voltage Sensor today. Order online from HTE Bangladesh for the best ZMPT101B price in Bangladesh and enjoy fast, reliable home delivery anywhere in BD!
❓ Frequently Asked Questions (FAQ)
1. Can I use the ZMPT101B ESP32 combination?
Yes! However, since ESP32 ADC pins operate at 3.3V, you must calibrate the potentiometer carefully so the output does not exceed 3.3V to protect the board.
2. What is the maximum AC voltage it can measure?
This ZMPT101B AC Voltage Sensor Module is designed to safely measure up to 250V AC.
3. How do I calibrate the sensor?
You can adjust the onboard trim potentiometer while measuring a known AC voltage with a multimeter, matching the analog output in your microcontroller code.







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