INA219 FeatherWing - module with a current and voltage sensor for Feather

A compact Hall-effect current sensor that provides accurate DC and AC current measurement within a ±10 A range with galvanic isolation. It features a high-sensitivity analog VOUT output with a 150 kHz bandwidth, enabling fast and precise readings in dynamic systems. The module operates over a wide temperature range of -40°C to 125°C, and the low current path resistance minimizes energy loss. Its small size and flexible mounting options make it ideal for prototyping, industrial systems, and space-constrained projects. Pololu 5454

Power monitor module that detects voltages up to 60 VDC and current up to 30 A. It uses the Allegro MicroSystems ACS37800 IC, which simplifies adding monitoring to power systems. SparkFun SPX-17873

A modern current sensor combining the Hall effect with an inductive coil, which allows for precise measurements of both the DC and AC components up to 5 MHz. Thanks to its lightning-fast response time and low path resistance, it is perfect for motor control systems, power converters and protection systems. Pololu 5235

The ACS72981 current sensor module uses the Hall effect to accurately and safely measure AC and DC current, providing electrical isolation of the current path. With a wideband analog output (up to 250 kHz) and low conduction resistance (0.2 mΩ), it minimizes energy loss and offers a fast response time of less than 2 µs. Pololu 5254

The ACS72981 current sensor module uses the Hall effect to accurately and safely measure AC and DC current, providing electrical isolation of the current path. With a wideband analog output (up to 250 kHz) and low conduction resistance (0.2 mΩ), it minimizes energy loss and offers a fast response time of less than 2 µs. Pololu 5250

The ACS71240 current sensor module uses the Hall effect to accurately and safely measure AC and DC current, providing electrical isolation of the current path. With a wideband analog output (up to 120 kHz) and low conduction resistance (0.6 mΩ), it minimizes energy loss and offers a fast response time of less than 5 µs. Pololu 5245

Crowtail – Electricity Sensor 2.0 enables precise measurement of alternating current up to 5 A, converting the signal into a 2 V analog voltage. Intended for energy monitoring projects and integration with microcontroller systems.

ACS711EX Current Sensor Carrier -15.5A to +15.5A

Precision Hall effect current sensor offering galvanic isolation, wide 150 kHz bandwidth and the ability to measure AC and DC current with very low power loss. With differential measurement and immunity to magnetic interference, it is perfect for applications requiring accurate current monitoring, such as power supplies, converters or motor control systems. Pololu 5290

Voltage and current sensor module. It works with a shunt resistor and voltage divider and the INA-169 chip and can measure voltages up to 52 V and currents up to 45 A. SparkFun SEN-16407

The current measurement of 0 - 30A is carried out by the ACS712-30 system based on the Hall effect. The sensitivity of the system is 66mV / A (analog signal).

The ACS72981 current sensor module uses the Hall effect to accurately and safely measure AC and DC current, providing electrical isolation of the current path. With a wideband analog output (up to 250 kHz) and low conduction resistance (0.2 mΩ), it minimizes energy loss and offers a fast response time of less than 2 µs. Pololu 5258

A compact Hall-effect current sensor that provides accurate DC and AC current measurement within a ±30 A range with galvanic isolation. It features a high-sensitivity analog VOUT output with a 150 kHz bandwidth, enabling fast and precise readings in dynamic systems. The module operates over a wide temperature range of -40°C to 125°C, and its low current path resistance (~1.6 mΩ) minimizes energy loss. Its small size and flexible mounting options make it ideal for prototyping, industrial systems, and space-constrained projects. Pololu 5453

ACS724LLCTR-2P5AB current sensor module with a DC and AC measurement range from -2.5 to +2.5 A. It communicates via an analog interface. Pololu 4040

Module with ACS724LLCTR-10AU current sensor with a measuring range of direct and alternating current from 0 to 10 A. It communicates via an analog interface. Pololu 4042

Non-invasive AC Current Sensor, 100A, YHDC, RoHS