Current & Voltage Sensors

SKU: LB-P4775 | Brand: Little Bird

Type-C USB Power Meter Tester – Color Display, PD 3.1, QC 3.0, Fast Charge Protocols Need to know exactly what's going on between your USB-C power source and your device? The Type-C USB Power Meter Tester has you cov...

SKU: EC-SEL71220A | Brand: Elecrow

A current sensing module based on the Allegro ACS712 Hall effect sensor, capable of accurately measuring both AC and DC current up to ±20 A. The module outputs a proportional analogue voltage that can be read directly...

SKU: AF-4226 | Brand: Adafruit

The Adafruit INA260 is a precision DC power sensor that measures current, voltage, and power on either the high or low side of your circuit. With an integrated 2 mΩ (0.002Ω) 0.1% shunt resistor and 16-bit ADC, it hand...

SKU: DF-SEN0291 | Brand: DFRobot

Gravity: I2C Digital Wattmeter is a high-resolution, high-precision, large-scale measurement module that can measure the voltage, current and power of various electronic modules and electrical equipment within 26V 8A,...

SKU: DF-SEN0211 | Brand: DFRobot

INTRODUCTION When you want to measure AC current it is impractical and hazardous to cut in to your live wiring. The analog AC current sensor developed by DFRobot is a good solution to this p...

SKU: PL-1185 | Brand: Pololu

The ACS714 Current Sensor Carrier provides a compact breakout for Allegro's ±5A ACS714 Hall effect-based linear current sensor. It offers a low-resistance (~1.2 mΩ) current path and electrical isolation up to 2.1 kV R...

SKU: DF-SEN0214 | Brand: DFRobot

The Gravity Analog 20A Current Sensor measures both AC and DC current using the Hall effect, outputting a proportional analog voltage to your microcontroller. With high-voltage isolation built into the circuit design ...

SKU: AF-6271 | Brand: Adafruit

Here is a handy measurement data display to help you see in real time the load flowing into your devices as they charge via USB-C. You'll have immediate readings of voltages, amps, and watts along with their peaks.Thi...

SKU: AF-5383 | Brand: Adafruit

This small, palm-sized battery power meter has a small display that shows off how much juice is left in your single Lithium Ion/Polymer rechargeable battery. The color display has four levels of power indication once ...

SKU: SF-SEN-11005 | Brand: SparkFun

This non-invasive current sensor (also known as a split-core current transformer) clamps around the supply line of an electrical load to measure how much current is flowing through it. The sensor acts as an inductor, ...

SKU: AF-705 | Brand: Adafruit

A compact 3-wire voltage meter with a vivid green 3-digit 7-segment display. Reads 0–99.9VDC with 0.1V precision, making it perfect for monitoring battery levels, power supplies, and electronic projects. Mounting tabs...