Description
Reviews
| Brand | - |
| Category | Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals |
| Origin | - |
| Input Voltage Range | 0-300V AC |
| Output Signal Type | 0-5V DC Linear |
| Accuracy Class | ±1% |
| Frequency Range | 50Hz/60Hz |
| Electrical Isolation | 2500V AC |
| Operating Temperature | -40°C to 85°C |
| PCB Dimensions | 65mm x 40mm x 20mm |
| Weight | 45g |
| Mounting Style | DIN Rail or Screw Mount |
| Microcontroller Compatibility | Arduino, PLC, STM32 |
Anonymous
Mar 26, 2026
Rating: 4/5
Good value but warm
Does the job well for monitoring mains voltage. Gets a bit warm under continuous load but within limits.
Anonymous
Feb 21, 2026
Rating: 5/5
Safe and Reliable
Isolation gives me peace of mind when monitoring mains voltage. No noise interference detected.
Anonymous
Feb 12, 2026
Rating: 5/5
Excellent for Home Automation
Works perfectly with my ESP32 setup. Voltage readings are stable and consistent over time.
Anonymous
Feb 05, 2026
Rating: 5/5
Precise Measurement
Calibrated against a professional multimeter, very accurate within spec. Great for DIY projects.
Anonymous
Jan 20, 2026
Rating: 3/5
Documentation could be better
Module works but the pinout diagram was slightly confusing. Had to test connections manually.
Q: Does it measure DC voltage?
A: No, this module is designed for Single-Phase AC only.
Q: Is galvanic isolation provided?
A: Yes, there is 2500V AC isolation between input and output.
Q: Can I use this with 3.3V logic?
A: Yes, but ensure the output signal matches your MCU tolerance.
Q: What is the max input voltage?
A: The module supports up to 300V AC input safely.
Q: How do I calibrate the output?
A: Use the onboard potentiometer to adjust the zero point and gain.
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